Cameco Corporation (NYSE: CCJ) — The Indispensable Western Fuel Supplier, Priced for a Flawless Nuclear Renaissance

An independent fundamental-research note. The main analysis carries no recommendation and no price target; the sole exception is the clearly-labeled author’s-opinion block immediately below.

⚡ Claude’s Take

This block is the author’s own independent opinion and general information only — not investment advice. The analysis that follows is deliberately position-free and price-target-free.

Verdict: HOLD — a genuinely strategic, world-class asset and the best-positioned Western nuclear-fuel franchise, but a sub-WACC price-taker trading at its richest-ever valuation with no margin of safety. Accumulate only on meaningful weakness (high-$70s–low-$80s); own the franchise, do not chase the thematic crowd. Not-a-short (net-cash, investment-grade, a real multi-decade demand tailwind, and a Western-strategic-asset bid under it). Conviction: medium.

Directional valuation zone: fair value ~$80–$100 (a Western-champion strategic premium of ~12–15x forward group adjusted EBITDA on a successful multi-year ramp), versus $106.49 on 18-Jun-2026. The current price embeds a near-doubling of adjusted EBITDA, a persistent uranium up-cycle, Westinghouse earning through its purchase-accounting drag, and a sustained strategic premium — all at once. That is a lot to underwrite at the 99th-percentile price-to-book of the company’s own history.

The market is right about three things and possibly wrong about a fourth. It is right that the headline GAAP multiples (≈60x EV/EBITDA, ≈93x P/E) are accounting artifacts — earnings are depressed by Westinghouse purchase-price-accounting; you must value this on adjusted EBITDA (~C$1.9B group, including the ~C$780M Cameco-share of equity-accounted Westinghouse) and adjusted net earnings (~C$627M). It is right that there is a real, contracted, multi-year volume-and-price ramp and a durable demand thesis (AI/data-center power, COP28 “triple nuclear by 2050,” China, Russia de-risking, ~3.1B lbs of uncovered requirements to 2045). And it is right that Cameco is the one scaled Western, allied-jurisdiction producer spanning the entire fuel cycle — a genuinely strategic, hard-to-replace asset. What it may be under-pricing: even at the top of the cycle, with uranium near multi-year highs, Cameco earns only ~6% consolidated / ~9% core ROIC — below its cost of capital — while lower-grade ISR rival Kazatomprom earns 18–26%. The best orebodies on Earth throwing off commodity returns is the signature of a price-taker, not a franchise; the richest-ever price-to-book sits on the lowest-quality returns. This is a crowded, high-beta (1.47), thematic-momentum trade clustered with every uranium ETF (URA/NXE/URNM/DNN), negative on Value and Quality factors — the configuration where consensus is most offsides if uranium or the AI-power narrative cracks, and the −88% lifetime max-drawdown is the standing reminder of how brutal the round-trip can be.

Framing: quality-cyclical-at-a-full-price / crowded thematic-momentum — not a falling knife (the multi-year uptrend is intact, spot sits above the 200-day EMA) and not value (no cushion). Conviction: medium. The single fact that flips me bullish: the legacy contract book re-prices realized uranium toward US$85–100/lb on schedule and Westinghouse’s adjusted EBITDA converts to GAAP returns (PPA burning off, an AP1000 new-build reaching FID) so consolidated ROIC moves toward/above WACC — proof it has grown into a strategic compounder. The single fact that flips me bearish: the long-term uranium price rolls back toward US$55–65/lb as NexGen Arrow / Denison Phoenix / Kazatomprom add lower-cost pounds, realized-price re-pricing stalls, and the multiple de-rates toward a normal cyclical 7–10x EV/EBITDA while still at the 99th-percentile price-to-book.

📈 Stock Price Action — Five-Year Event Map

Factual price history, not a recommendation. Price moves are FACT (daily closing prices); the attributed drivers are INTERPRETATION, cross-referenced to filings, prints, and the news/event record. No price target, no chart-pattern reading.

The arc. Cameco is a ~20–25x five-year multibagger that round-tripped up: a COVID trough close near US$5.40 (18-Mar-2020) → a structural re-rate through the 2021–2024 uranium bull market → a near-vertical 2025 on the AI-power/nuclear-renaissance narrative → an all-time-high close of US$134.09 (28-Jan-2026) (intraday high US$135.24) → US$106.49 (18-Jun-2026), −20.6% off the ATH close. The 52-week range is US$67.60–US$135.24. Spot still sits above the 200-day EMA (~US$101) — a high-volatility pullback within an intact multi-year uptrend, not a trend break.

Cycle narrative. The five-year story is a textbook capital-cycle recovery laid over a structural-demand re-rating. The 2020–2022 base was built by supply events (COVID curtailments, SPUT’s physical sink, the Russia shock); the 2023–2024 leg added Cameco’s own transformation (the Westinghouse vertical-integration bet) and the first uranium spot spike to a 16-year high; and the 2025–early-2026 vertical was the narrative phase — AI electricity demand and the nuclear renaissance pulling generalist capital into a thin, non-exchange-traded commodity and its proxies. The −20.6% pullback since January reflects spot easing off the ~$100 spike and a Q1-2026 reminder that Westinghouse is still GAAP-loss-making at the equity line. Each driver is interpretation; the price levels and dates are fact from the daily series.

1. Executive Summary

Cameco is the world’s largest publicly-traded uranium producer and the only scaled Western, allied-jurisdiction company that spans the entire nuclear fuel cycle — uranium mining and milling (McArthur River/Key Lake and Cigar Lake in Saskatchewan, the highest-grade uranium mines on Earth; the ~40% Inkai ISR joint venture in Kazakhstan), refining and conversion (Blind River, the world’s largest refinery; Port Hope, Canada’s only UF6 conversion plant and one of just three in the West), CANDU fuel fabrication, and, since November 2023, a 49% equity interest in Westinghouse (with Brookfield 51%), the reactor-technology, new-build (AP1000), servicing, and SMR (eVinci) franchise. FY2025 consolidated revenue was C$3,482M (up 86% from the 2022 cyclical low) with group adjusted EBITDA of roughly C$1.9B.

The investment debate is not about whether the demand thesis is real — it is. Global reactors require uranium that mine supply does not cover (~3.1B lbs of cumulative uncovered requirements to 2045 per UxC); the COP28 pledge to triple nuclear by 2050, China’s build-out, SMRs, and AI/data-center electricity demand are durable pulls; and the loss of Russian secondary supply (the HEU deal ended 2013) plus the 2024 US import ban tighten the Western market in Cameco’s favor. The debate is about quality and price. The decisive fact is that even at the top of the cycle — uranium near multi-year highs — Cameco earns only ~6% consolidated and ~9% core ROIC, below a reasonable ~8–10% WACC, while lower-cost ISR competitor Kazatomprom earns 18–26%. Cameco owns the best orebodies in the world and earns a fraction of the lower-grade leader’s returns: the signature of a capital-intensive price-taker with a great asset, not a franchise with pricing power.

That sub-WACC reality collides with a valuation at the 99th percentile of the company’s own decade-long history on price-to-book and the 96th on price-to-sales. The headline GAAP multiples (≈60x EV/EBITDA, ≈93x P/E) are accounting artifacts — earnings are depressed by Westinghouse purchase-price-accounting and noisy from FX/derivative marks. Reframed on group adjusted EBITDA (~C$1.9B) and adjusted net earnings (~C$627M), the stock trades at ~39x EV/adjusted-EBITDA and ~120x ANE: the reframe removes the optical absurdity but leaves a demanding multiple. At ~US$54.5B enterprise value (net cash), the market is underwriting a near-doubling of adjusted EBITDA to ~C$3.5–4.5B over 3–5 years (a uranium-price re-pricing of the legacy contract book plus a Westinghouse earn-through), and a sustained strategic premium — leaving little margin of safety. The capital-allocation record is genuinely above-average for a commodity producer (counter-cyclical supply discipline, a bold but competently-financed and rapidly-de-levered Westinghouse bet, a conservative cyclically-appropriate dividend), undercut by one real governance flaw: the compensation plan contains no ROIC, return-on-capital, or TSR vesting metric — management is paid to grow EBITDA, exactly the wrong incentive for a sub-WACC capital cycle. Balance sheet: net cash, BBB/Baa, no distress risk — this is a quality-of-cyclical, not a solvency, story. The factor tape reads as a crowded, high-beta, thematic-momentum long, not a value entry and not a falling knife.

2. Business Overview

Cameco (Saskatoon, Saskatchewan; founded 1987; NYSE/TSX; a Canadian foreign private issuer reporting in C$ under IFRS) operates three reportable segments. All financials below are CAD unless flagged US$; the stock trades in US$ on the NYSE.

Uranium (~85–90% of consolidated revenue). Exploration, mining, milling, and the purchase and sale of uranium concentrate (U3O8). Key assets:

• McArthur River / Key Lake (Saskatchewan, 70% Cameco) — the world’s largest high-grade mine/mill; produced 15.1M lbs (100% basis) in FY2025; reserve grade ~6.5% (Cameco-filed) versus a world-average ore grade near 0.1%. Suspended January 2018 in the bust; restarted November 2022; ramping toward ~25M lbs/yr (100%) tier-one capacity. Reserve life to ~2044.
• Cigar Lake (Saskatchewan, 54.547% Cameco) — the world’s highest-grade uranium mine (reserve grade 16.33% U3O8); produced 19.1M lbs (100%) in FY2025. Reserve life to ~2036.
• Inkai (Kazakhstan ISR, JV, Cameco ~40%) — produced 8.4M lbs (100%) / 3.7M lbs Cameco-share in FY2025. Cameco’s lowest-cost pounds (LOM unit opex ~C$12.62/lb) but in its highest-geopolitical-risk jurisdiction (sulfuric-acid constraints, Russia-avoidance transport).
• US ISR (Smith Ranch-Highland, Crow Butte) — on care and maintenance.

Cameco’s defining strategy is supply discipline: produce only its low-cost tier-one assets to its contract book, and keep higher-cost/idled capacity offline until price and contracting justify it. In FY2025 it delivered 33.0M lbs against ~21.0M lbs of mine production (Cameco share), buying the balance to honor contracts.

Fuel Services (the remainder of revenue). Refining (Blind River, the world’s largest, ~18M kgU/yr UO3), conversion to UF6/UO2 (Port Hope — Canada’s only conversion facility, one of only three in the West, ~18% of world primary conversion capacity), and CANDU fuel fabrication. FY2025 production was 14.0M kgU (including a record 11.2M kgU of UF6); average realized price rose +14% as Western conversion tightened.

Westinghouse (49% equity-accounted; closed 7-Nov-2023). Reactor technology (AP1000 new-build), servicing the global installed reactor base (long-cycle, recurring), fuel fabrication, and the eVinci microreactor. Because it is equity-accounted, Westinghouse is not in consolidated revenue; Cameco books its 49% share of net earnings below the operating line, where purchase-accounting makes it noisy. FY2025 Westinghouse adjusted EBITDA grew +30% at the asset level; Cameco’s share was ~C$780M.

How it makes money. Uranium and fuel services sell under bilateral long-term contracts (~75–85% of market volume; 3–15-year terms), priced either base-escalated (fixed + CPI/GDP) or market-related (referenced to spot/long-term indicators), increasingly with floors and ceilings — a structure giving multi-year delivery visibility while remaining cyclical within price bands. The balance is discretionary spot. Uranium is not exchange-traded; price is quoted by UxC/TradeTech/Nukem.

3. Industry Dynamics

Structure. Uranium is a concentrated, non-exchange-traded commodity. By 2024 mine production (WNA), Kazakhstan supplied 39% (the #1, low-cost ISR), Canada 24% (#2), Namibia 12%, Australia 8%, Uzbekistan 7%, Russia 5%, China 3%, Niger 2% — the top three ≈ 75%. The market is geopolitically bifurcated (a Western marketplace versus CIS/Russia/China stockpiles), and politically fragile (Niger’s 2023 coup removed Orano’s control of a major source). Cameco’s most direct peer-leader, Kazatomprom, mines via in-situ recovery at a C1 cash cost of ~US$18/lb and AISC ~US$30/lb — the lowest-cost structure globally.

Demand. ~440 operable reactors (~397 GWe) with ~70 under construction (~77 GWe); China alone has 58 operable and ~33 under construction, targeting 110 GWe by 2030 and 150 GWe by 2035. The COP28 pledge (December 2023) by 20+ countries to triple nuclear capacity by 2050 (~1,200–1,446 GWe), reactor life-extensions, SMRs, and incremental AI/data-center electricity demand are durable pulls. WNA projects uranium demand +28% from 2023–2030. Roughly 95% of uranium goes to power generation, so demand is unusually predictable — it tracks an installed and planned reactor fleet, not the business cycle.

Supply / the deficit. 2024 mine supply (~60,200 tU) covered only ~90% of ~67,500 tU of reactor requirements; the gap is met from depleting secondary sources. The US-Russia “Megatons to Megawatts” HEU deal ended in 2013 (it had supplied ~13% of global needs); the Sprott Physical Uranium Trust locks physical U3O8 away off the spot market; and the 2024 US “Prohibiting Russian Uranium Imports Act” (effective 11-Aug-2024, full ban by 2028) plus Russia’s retaliatory LEU export restrictions tighten the Western market structurally. UxC estimates ~3.1B lbs of cumulative uncovered utility requirements to 2045. Spot was ~US$86/lb in mid-2026 (having spiked to ~US$100/lb on 28-Jan-2026, up from a 2025 low ~US$64); the TradeTech long-term price indicator was US$93/lb at 31-Mar-2026.

The bottleneck second-order bull. Conversion (UF6) long-term prices rose ~43% across 2024–25 to ~US$50/kgU (spot ~4x early-2022 levels) and enrichment (SWU) to record highs — both driven by the loss of Russian supply, and both feeding back into higher U3O8 demand as enrichers reduce underfeeding. This directly benefits Port Hope.

The Marathon capital-cycle read — the central caution. Uranium is the archetypal capital-cycle commodity: a 2007 spike to ~US$137/lb, a GFC crash, the Fukushima (2011) bust that bottomed spot below US$18/lb and held it depressed 2016–2020 — a decade of underinvestment, closures, and care-and-maintenance. That underinvestment is why the current setup is tight. But the very strength of today’s prices is already pulling supply back online: restarts (Paladin’s Langer Heinrich, Boss’s Honeymoon, Kazatomprom flexing up), and — more importantly — lower-cost greenfield now in construction (NexGen’s Arrow at ~US$5.69/lb opex; Denison’s Phoenix at ~US$6.28/lb). On a 4–10-year lag, that re-loosens the market. The −88% lifetime max-drawdown is the template for what mean-reversion looks like here.

Verdict — structurally MIXED: a genuinely bullish multi-year supply/demand phase laid over a structurally brutal commodity. The demand thesis is real and durable; the current cycle is favorable for disciplined low-cost producers with a contract book. But the industry confers no durable pricing power on any participant — every cycle ends with capital flooding in and price reverting. This is a cyclical, capital-cycle-driven commodity industry in a good phase, not a structurally good industry in the franchise sense.

4. Competitive Position

The candidate moats, pressure-tested against Greenwald’s taxonomy and — decisively — against ROIC.

(a) The orebodies — a real cost/supply reserve advantage that FAILS the financial test. Cigar Lake (16.33% U3O8) and McArthur River (~6.5%) are the highest-grade uranium mines on Earth, ~65–160x the world-average ore grade, with multi-decade reserve lives (Cameco total-share P&P reserves 433M lbs at YE2025). If grade were a true cost moat, it would surface as superior returns. It does the opposite: Cameco earns ~6% ROIC while lower-grade ISR Kazatomprom earns 18–26%. The reason is structural — in-situ recovery (no blasting, hauling, or milling) beats high-grade hard-rock underground mining on all-in cost, and Canadian capex/regulatory intensity is high. Cameco’s own LOM unit opex (McArthur ~C$20/lb, Cigar Lake ~C$21/lb) sits above Kazatomprom’s AISC. Highest grade ≠ highest returns; the ROIC gap proves Cameco is a price-taker with a great asset, not a low-cost-producer franchise.

(b) Full-cycle vertical integration / Western conversion scarcity — the ONE genuine, durable, but narrow advantage. Port Hope is Canada’s only UF6 conversion plant and one of just three in the West (~18% of world primary conversion capacity); Russia holds ~22% of conversion and ~44% of enrichment, and the only US converter (Metropolis) was idled 2017–2023. Western conversion is a near-irreplaceable choke point — regulatory/permitting barriers plus the simple fact that almost no one builds new Western capacity — and prices have ~4x’d since early 2022. This is the closest thing in the group to a Greenwald supply/barrier-to-entry advantage, and the one asset neither Kazatomprom nor the junior miners can replicate. It is small relative to the whole, but it is the most defensible piece.

© The contract book + Western/allied jurisdiction — a premium, not a moat. ~230M lbs committed long-term (~28M lbs/yr over five years, increasingly with floors), plus the security-of-supply premium of being the largest non-Russian, non-Kazakh-controlled Western producer exactly as utilities de-risk. Real and currently valuable, but it is a procurement preference that erodes if price falls and utilities chase the cheapest pound; it does not confer pricing power.

The competitive frontier. NexGen’s Arrow (Rook I, Saskatchewan — 239.6M lbs at 2.37%, ~28.8M lbs/yr in years 1–5, opex ~US$5.69/lb, construction license March 2026, build from summer 2026) is a same-basin, lower-cost-than-Cameco peer arriving late this decade. Denison’s Phoenix (Wheeler River ISR, FID February 2026, first production ~2028) would be the first Athabasca ISR. UEC, Energy Fuels, Paladin, and Boss round out a re-mobilizing supply side.

Verdict — a good (great-grade) asset in a returns-poor commodity, plus one narrow genuine scarcity asset. Cameco is the best-positioned Western, allied-jurisdiction, full-cycle nuclear-fuel supplier and a strategically important security-of-supply play — but on core mining economics it is a sub-WACC price-taker earning a fraction of the lower-cost ISR leader’s returns. Say it plainly: grade is not the moat the bull case implies; ROIC proves it. The durable edge is the Western-conversion scarcity (Port Hope) and the optionality of the Westinghouse franchise — not the mines.

5. Growth History and Forward Opportunities

History. Revenue (C$M): 2020 1,800 / 2021 1,475 (trough — McArthur idled, COVID) / 2022 1,868 / 2023 2,588 / 2024 3,136 / 2025 3,482 — a +86% step-up off the 2022 low. Net income (C$M): 2020 −53 / 2021 −103 / 2022 89 / 2023 361 / 2024 172 / 2025 590. EBITDA (C$M): 505 (2023) → 792 (2024) → 914 (2025); group adjusted EBITDA ~C$1.9B FY2025. Mine production (Cameco share) collapsed during supply discipline and is rebuilding: 23.4M lbs (2024) → 21.0M lbs (2025).

The three growth vectors — and their quality.

1. Organic volume (real, but capped): McArthur ramping toward tier-one nameplate, Cigar Lake steady, Inkai. Genuine growth off a deliberately suppressed base — but it is re-starting idled capacity, not net-new capacity; the ceiling is the existing tier-one footprint.
2. Price (cyclical — the dominant 2022–25 driver): average realized uranium price rose as the legacy low-priced contract book rolled off and re-priced (FY2024 realized US$58.34/lb → FY2025 US$62.11/lb, still far below ~US$86 spot / US$93 long-term). This is the largest lever and the lowest-quality kind of growth: it does not compound, it cycles, and the 6% ROIC shows the incremental capital does not earn its cost even at the top.
3. M&A step-change (Westinghouse): a real diversification into a recurring, less-commodity-levered reactor-services/AP1000/eVinci stream (adjusted EBITDA +30% in FY2025; ~US$269.5M of distributions to Cameco across 2025–early-2026), but inorganic and equity-accounted.

Forward. ~230M lbs committed long-term (~28M lbs/yr, front-loaded 2025–27) gives 3–5-year revenue visibility; an India long-term supply arrangement (~US$2.6B headline) was added in 2025. The higher-quality forward options are the Westinghouse AP1000 pipeline (Poland, Czech Dukovany, US prospects), the eVinci SMR, and continued conversion re-pricing.

Verdict — mixed-quality, cyclically flattered. The headline surge is predominantly price (a cyclical re-rate) plus a one-time M&A step-change, with real-but-capped volume. Growth is real and visible for 3–5 years, but its core driver is the uranium price and its returns are sub-economic — this is a leveraged play on the uranium cycle dressed as a compounding franchise, with the Westinghouse servicing annuity and Western-conversion pricing power the only genuinely higher-quality pieces.

6. Financial Quality

Margins are price, not franchise leverage. Gross margin went 0.1% (2021) → 12.5% → 21.7% → 25.0% → 27.9% (2025); EBITDA margin 5.4% (2021) → 26.3% (2025). The lift is overwhelmingly the uranium-price cycle plus the McArthur restart spreading fixed cost — unit cost of sales actually rose to C$61.85/lb, so this is commodity-cycle margin expansion, not cost-out or a widening franchise spread. Segment-level: Uranium adjusted EBITDA C$1,255M (FY25, +6%); Fuel Services C$219M (+51% on conversion re-pricing).

The Westinghouse accounting — the critical quality-of-earnings item. The 49% stake (carrying value C$2,987M) is why GAAP earnings are noise. On a GAAP basis, Cameco’s share of Westinghouse swung from a net loss of C$(218)M in FY2024 to +C$58M in FY2025, while its adjusted EBITDA share grew to C$780M (+30%). The ~C$589M gap is purchase-price-accounting: ~C$383M of D&A on stepped-up acquired intangibles/inventory plus ~C$213M of acquisition-financing/embedded-derivative finance expense. Two cautions: (i) the GAAP drag persists — Westinghouse was still a C$(46)M GAAP loss at the equity line in Q1-2026 despite +C$122M of adjusted EBITDA; the FY2025 swing-to-positive was carried by a one-time Czech Dukovany distribution (US$171.5M Cameco-share, October 2025) that management says will not recur in 2026; (ii) therefore the FY2025 GAAP NI of C$590M overstates the run-rate Westinghouse contribution.

Earnings quality — value on ANE and adjusted EBITDA, never GAAP P/E. GAAP NI is noisy in both directions: in FY2024 GAAP (C$172M) was above adjusted net earnings (C$157M), flattered by +C$152M derivative gains and +C$66M unrealized FX gains; in FY2025 GAAP (C$590M) was below ANE (C$627M), depressed by reversing derivative/FX marks and add-backs. The ~93x GAAP P/E is an accounting artifact (depressed E), not a sign of cheapness or hidden quality. Operating cash flow was C$1,408M (2.4x NI) — real but lumpy and working-capital-assisted (+C$237M payables release); FCF was C$1,075M after C$333M capex. The cleaner run-rate lenses are ANE ~C$627M and group adjusted EBITDA ~C$1.9B (Uranium C$1,255M + Fuel Services C$219M + Westinghouse share C$780M − corporate).

Balance sheet — clean, net cash, investment grade. YE2025 cash + ST investments C$1,214M versus total borrowings C$996M = net cash ~C$218M; net debt/EBITDA −0.1x; interest coverage 9.6x; current ratio 2.5x; BBB (S&P) / Baa (Moody’s). The Westinghouse term loan has been fully repaid (total debt C$1,784M YE2023 → C$996M YE2025). Uranium product inventory (C$1,013M) is a large working-capital swing line that moves OCF year to year. US$-denominated debt creates the FX marks that flow through GAAP.

Returns — the decisive tell, and it does not clear WACC. ROIC (CAD) 2.9% (2023) / 4.4% (2024) / 6.0% (2025); ROE 6.3% / 2.9% / 9.4%. A NOPAT/IC cross-check (~C$454M / ~C$7.9B) confirms ~5.7%. The C$2,987M Westinghouse carrying value earns only ~1.9% on a GAAP basis and drags consolidated ROIC; excluding it, core Uranium+Fuel-Services operating ROIC is ~9.2% — i.e. the mining/conversion business roughly earns but does not beat an ~8–10% WACC at peak uranium, and it lost money in 2020–21. A bull-case “look-through” ROIC crediting the C$780M Westinghouse adjusted-EBITDA share against the C$3B carrying value would lift the blended figure toward ~10–12%, but that mixes a non-IFRS numerator with a book denominator and rests on PPA-suppressed earnings eventually showing through — optionality, not base case.

Verdict — capital-intensive price-taker whose returns stay at/below WACC even at cycle-high prices; economics do not durably improve with scale. Two genuine offsets: a fortress net-cash, IG balance sheet (a quality-of-cyclical, not a distress, story) and the Westinghouse stake (a higher-quality, less-commodity-levered stream whose real economics are PPA-buried today and represent real optionality). Do not mistake the optically high P/E for hidden quality, or the strong in-cycle FCF for durable above-cost-of-capital returns.

7. Capital Allocation

The Westinghouse acquisition — the defining decision; bold, competently financed, ~9% dilutive, returns unproven. Cameco took 49% of Westinghouse (Brookfield 51%) at ~US$7.9B enterprise value (~8x EBITDA) in November 2023 for ~US$2.2B of equity plus its share of an assumed loan, funded with a ~US$2.0B term/bridge facility and a ~37M-share bought-deal raise (share count ~396M → 435.5M, ~+9%). It is the right kind of move for a sub-WACC commodity producer — diversifying into the one franchise-quality, recurring asset in the fuel cycle at a reasonable multiple — and the execution was strong: the acquisition term loan was fully extinguished by 2025, Cameco moved to net cash, earned an S&P upgrade, and accelerated its dividend a year early. The caveats: it was dilutive at a pre-run-up price; it earns ~1.9% GAAP on carrying (PPA burying the ~C$780M adjusted-EBITDA share) and still drags consolidated ROIC; and part of the FY2025 uplift (Dukovany) was non-recurring. Verdict: promising and well-financed, accretion pending the look-through earning through the PPA.

Supply discipline — Marathon-textbook, and it worked. Idling tier-one McArthur River (2018–22) and buying spot to honor contracts rather than produce into a sub-US$30/lb price preserved high-grade orebody value, tightened the market, and avoided selling the best pounds cheaply — the rare commodity producer that withholds its best volume. It restarted only when price/contracting justified it (November 2022).

Mine capex — disciplined and light. C$98M (2021) → C$333M (2025), rising with the restart/sustaining ramp but only ~9.6% of revenue; tier-one only, tier-two/idled offline. The big capital sink was the one-time Westinghouse deal, not mine capex.

Shareholder returns — conservative and cyclically correct. The dividend was cut to C$0.08 in the 2020 bust, rebuilt to C$0.12 → C$0.16 → C$0.24 (2025, accelerated a year early on Westinghouse cash), at a low ~18% ANE payout, with essentially no buybacks (correct, at a 99th-percentile price-to-book). Retaining ~82% of earnings is a bet on the reinvestment opportunity — reasonable here but not costless given the sub-WACC core.

Compensation — the one real governance flaw: no return-on-capital or TSR metric. CEO Tim Gitzel’s 2025 total direct compensation was C$9,888,170. The short-term incentive’s financial half rewards adjusted net earnings and funds from operations; the long-term PSU rewards relative realized uranium price (35%, genuinely good — it rewards a better contract book), an operations/production measure (35%), and three-year adjusted-EBITDA CAGR versus budget (30%). There is no ROIC, no return-on-invested-capital, and no TSR vesting metric anywhere. For a business earning ~6% ROIC at the top of the cycle, paying management to grow the EBITDA base is the classic Marathon mis-incentive — it biases toward deploying capital that adds EBITDA even when it dilutes returns. Mitigants: say-on-pay passed 97.19%, plus clawback, anti-hedging, and ownership guidelines; NEO comp is a modest 1.51% of adjusted EBITDA.

Insiders — net selling, but low-signal and partial. As a foreign private issuer, Cameco insiders are exempt from Section 16; the only SEC trail is Form 144 affiliate-sale notices (the richer picture is in Canada’s SEDI, not the SEC). Across 30 Form 144s (2024–26), all sales, the CEO is the dominant, metronomic seller (~50k-share clips every ~6 months, ~US$3–5M each), with other NEOs far smaller and zero open-market buys to lean on. Low-signal because the trail is partial (grants/options/Canadian buys are invisible), the sales are programmatic and cluster after year-end vests, and the CEO retains ~C$94.5M of stock/units. Mildly negative; not a red-flag exit. Governance note: Canadian foreign-ownership caps (no >15% non-resident, no >25% any holder) legislate a dispersed shareholder base; 7 of 9 directors independent.

Verdict — above-average allocator of capital in a below-average-returns business, with a comp plan that does not hold management to the cost of capital. The supply discipline and rapid de-lever are genuinely good; the Westinghouse bet is sound if unproven; the returns policy is correct. But the core earns sub-WACC and the incentive structure rewards growing the base, not per-share value.

8. Changes and Headwinds — Last Two Years

A timeline from the 6-K (8-K-equivalent) stream:

1. 7-Nov-2023 — Closed the 49% Westinghouse acquisition; the strategic pivot down the fuel cycle.
2. 2024 — McArthur River/Key Lake completed its ramp toward tier-one nameplate; production discipline maintained (23.4M lbs Cameco share).
3. 13-May / 11-Aug-2024 — US “Prohibiting Russian Uranium Imports Act” signed/effective; Russia retaliated (November 2024) restricting LEU exports — a structural tailwind for non-Russian Western fuel and Port Hope conversion.
4. Q3/Q4-2024 — Inkai disruptions (Kazakh sulfuric-acid/construction delays, Trans-Caspian Russia-avoidance logistics) — the live risk flag: Cameco’s lowest-cost pounds sit in a higher-geopolitical-risk jurisdiction.
5. 2023→2025 — De-levering: acquisition term loan fully repaid, net cash, S&P upgrade, dividend acceleration.
6. 2025 — Strong commercial year: India ~US$2.6B long-term supply arrangement, uranium realized price up to C$87.00/lb (US$62.11), conversion re-pricing (+14%), record Port Hope output.
7. Oct-2025 — Westinghouse Dukovany (Czech) new-build distribution (US$171.5M Cameco-share) — a one-time boost; the AP1000 thesis starting to monetize.
8. ~Sept-2025 — Tim Gitzel transitioned from President & CEO to CEO (President role separated).
9. Q1-2026 (reported 5-May-2026) — uranium realized price firm; Westinghouse still GAAP-loss at the equity line (−C$46M) despite +C$122M adjusted EBITDA; spot had spiked to ~US$100/lb on 28-Jan-2026 then eased.

Verdict — events net-strengthen the strategic and balance-sheet story (competent de-lever, IG upgrade, Russia-ban tailwind, contract wins, Dukovany monetization), but they do not resolve the core sub-WACC returns question, and Inkai is a recurring geopolitical risk flag.

9. Risk Analysis

The realistic bad case is a cyclical de-rating (price-the-multiple-can’t-support), not a solvency event; net cash, investment-grade ratings, and a Western-strategic-asset bid make total loss remote.

10. Valuation Discussion (Embedded Expectations)

Current (18-Jun-2026, US$106.49). Market cap ~US$54.7B; EV ~US$54.5B (net cash). On FY2025 GAAP: EV/EBITDA 59.6x, EV/EBIT 87.7x, P/E 92.8x, P/B 8.35x, P/S 15.7x. Own-history valuation percentiles: composite 86.8th, P/B 99.2th (richest ever), P/S 96.4th. (The P/E percentile is distorted by depressed TTM earnings; read P/B and P/S.)

The GAAP multiples are artifacts — reframe required. GAAP EBITDA excludes the equity-accounted Westinghouse (whose ~C$780M Cameco-share adjusted EBITDA sits below the line) and GAAP EPS is PPA-depressed. On group adjusted EBITDA ~C$1.9B, EV/adjusted-EBITDA is ~39x; on ANE ~C$627M, P/ANE is ~120x. The reframe removes the optical absurdity but leaves a demanding multiple — cheapness was never the question.

Embedded expectations / reverse logic. At ~US$54.5B EV the market is not paying for FY2025’s ~C$1.9B adjusted EBITDA (that is 39x); it is underwriting a multi-year ramp in which all three legs compound: (1) uranium EBITDA roughly doubles as Cameco-share mine volume ramps toward ~25M+ lbs and the legacy contract book (FY25 realized only US$62.11/lb versus ~US$86 spot / US$93 LT) re-prices toward US$80–100+/lb — a ~US$20–30/lb uplift on ~33M lbs delivered ≈ +C$0.9–1.4B of incremental uranium gross profit alone; (2) Westinghouse adjusted EBITDA compounds mid-to-high-single-digits on AP1000 new-build + servicing + eVinci, and its PPA burns off so GAAP converges toward cash economics; (3) Fuel Services conversion re-prices further. To justify ~US$54.5B EV at a “normal” cyclical-but-strategic ~12–15x EV/EBITDA, the market must be underwriting roughly C$3.5–4.5B of group adjusted EBITDA within 3–5 years (a near-doubling) and a sustained strategic premium.

Scenarios (group adjusted EBITDA → multiple → implied EV; interpretation on stated inputs):

• BEAR (~30%): uranium mean-reverts toward US$50–65/lb as Marathon supply arrives; volumes ramp but realized price stalls; Westinghouse muddles. Group adjusted EBITDA stalls ~C$1.7–2.0B and the market re-rates a price-taker toward 7–10x EV/EBITDA → implied EV ~US$10–15B → deep downside versus spot. The −88% lifetime drawdown is the precedent.
• BASE (~40–45%): uranium holds ~US$70–90/lb, mine production ramps to tier-one, the contract book rolls higher, Westinghouse share grows toward ~C$1.0–1.1B. Group adjusted EBITDA → ~C$3.0–3.5B by ~2028–29 at a ~12–15x Western-champion multiple → implied EV ~US$26–38B — roughly the low end of spot; the market pays close to full value for a successful ramp, with little margin of safety. Return ≈ EBITDA growth minus a modest de-rate.
• BULL (~25–30%): nuclear-renaissance / AI-power demand + structural deficit drive uranium to US$120–150+/lb, full volume ramp, contract book fully re-prices, Westinghouse AP1000 pipeline + eVinci monetize. Group adjusted EBITDA → ~C$4.5–6B+ at a held 14–18x → implied EV well above spot (US$60–80B+) → meaningful upside. Requires the cycle staying up for years and Westinghouse converting backlog to cash.

Sector cross-check (EV/lb of reserves). US$54.5B / 433M lbs P&P reserves = ~US$126/lb of reserves, versus a historical producer benchmark near US$27/lb (2009 framework). Even crediting all resources, EV/lb is a multiple of the norm — confirming the market values Cameco on the contract-book + conversion + Westinghouse + cycle-persistence story, not on in-ground pounds.

Comp set. Kazatomprom is cheaper and higher-ROIC (18–26% versus 6%) but jurisdiction-discounted; NexGen/Denison/UEC are pre-earnings developers valued on in-ground lbs; Centrus/BWXT are different (enrichment/HALEU, Russia-ban). Cameco is the most expensive way to own uranium pounds — justified only by the Western-champion + Westinghouse + visibility premium.

What the market has right versus possibly wrong. Right: ignore the GAAP multiples; there is a real contracted ramp and a durable demand thesis; Cameco deserves some strategic premium; the balance sheet de-risks it. Possibly wrong: it underwrites the up-cycle persisting while Marathon supply visibly mobilizes; it pays a franchise multiple for ~6% consolidated / ~9% core ROIC at the top of the cycle (the richest-ever P/B on the lowest-quality returns); and Westinghouse accretion is real in adjusted EBITDA but unproven in returns and partly one-time-flattered. Little margin of safety.

11. Variant Perception

Consensus. Cameco is the premier Western, allied-jurisdiction, full-cycle nuclear champion at the center of a multi-decade demand super-cycle, with a contracted ramp, conversion pricing power, and a now-de-leveraged Westinghouse annuity; the Street looks through the GAAP optics to a near-doubling of adjusted EBITDA and pays a large strategic premium. The name is a crowded, bullish, thematic-momentum long.

Strongest bull case. Demand is real, durable, accelerating, and supply responds with 4–10-year lags; Cameco is the only scaled Western full-cycle supplier exactly as utilities flee Russian/Kazakh dependence (Port Hope is the West’s choke point); Westinghouse is a hidden, higher-quality franchise whose adjusted EBITDA will earn through PPA with AP1000/eVinci free options; the contract book gives visibility and re-prices higher (~US$25–30/lb of embedded uplift); net-cash, IG, dividend-growing — a quality-of-cyclical with optionality. The cycle staying up + Westinghouse converting = the stock compounds into and beyond the multiple.

Strongest bear case. A sub-WACC price-taker at its richest-ever valuation (~6%/~9% ROIC at cycle-high, ~39x EV/adjusted-EBITDA, ~120x ANE, 99th-pctile P/B); Marathon supply is visibly mobilizing (Arrow, Phoenix, restarts) to break the price thesis on a lag; Westinghouse accretion is unproven and Dukovany-flattered; grade is not the moat (Kazatomprom earns 3–4x the ROIC); the comp plan has no return-on-capital metric; and the crowded, high-beta, negative-Value/negative-Quality thematic positioning is exactly where consensus is most exposed if uranium or the AI-power narrative cracks.

The 3–5 assumptions that matter most: (A) the uranium price path (hold US$70–90+ versus revert to US$50–65); (B) the Westinghouse look-through (earn through PPA versus muddle); © the supply-response timing (how fast Marathon supply arrives); (D) whether the strategic premium holds (12–18x versus a re-rate to 7–10x); (E) Inkai/execution.

What falsifies each side. Bull falsified if LT uranium rolls toward US$60/lb, realized-price re-pricing stalls, group adjusted EBITDA fails to advance past ~C$2B, Westinghouse stays GAAP-loss with no AP1000 FID, and the multiple de-rates to 7–10x. Bear falsified if the contract book re-prices realized uranium toward US$85–100+/lb on schedule, volume ramps to tier-one, group adjusted EBITDA marches toward C$3–4B+, Westinghouse adjusted EBITDA grows MSD-HSD and its GAAP/ROIC converges as PPA burns off + AP1000 reaches FID, and consolidated ROIC moves toward/above WACC.

The crux. Not “is the demand thesis real” (it is) but: should a sub-WACC, price-taking commodity producer — even the best-positioned Western one, with a promising-but-unproven Westinghouse leg — trade at its richest-ever P/B, a price that requires the up-cycle to persist, the contract book to re-price higher, Westinghouse to earn through, AND a strategic premium to hold, all at once? The crowded, negative-Value/negative-Quality, all-uranium-ETF factor read sharpens the offsides risk, and the −88% lifetime drawdown says the round-trip can be brutal.

12. Fact vs. Interpretation

13. Open Questions

1. The exact realized-price trajectory of the legacy contract book as it rolls off — how much of the ~US$25–30/lb spot-to-realized gap actually flows through, and over what timeframe.
2. Westinghouse’s true cash economics under the PPA — when (if) the equity line turns durably GAAP-positive, and what AP1000 FIDs (Poland, US) convert to cash and on what schedule.
3. The Inkai trajectory — whether sulfuric-acid/transport constraints become a recurring drag on Cameco’s lowest-cost pounds.
4. The Marathon supply-response timing — how quickly NexGen Arrow (2029–30), Denison Phoenix (2028), and Kazatomprom flex actually loosen the market.
5. Whether the board adds a return-on-capital or TSR metric to the comp plan (a governance swing factor).
6. The SEDI insider picture (grants, options, any Canadian-market buys) invisible in the SEC Form 144 trail.

14. What Must Be True

For the bull case (own it, compounds into and beyond the multiple):

• Long-term uranium holds ~US$70–90+/lb and the contract book re-prices realized uranium toward US$85–100+/lb on schedule.
• Mine volume ramps to tier-one nameplate; group adjusted EBITDA marches toward C$3.0–4.5B+ by 2028–29.
• Westinghouse adjusted EBITDA grows MSD-HSD and converges toward GAAP returns as PPA burns off, with at least one AP1000 new-build reaching FID; consolidated ROIC moves toward/above WACC.
• The market keeps awarding a 12–18x Western-champion strategic premium.
• Falsification test: LT uranium rolls back toward US$60/lb as new supply arrives, realized-price re-pricing stalls, group adjusted EBITDA fails to advance past ~C$2B, Westinghouse stays GAAP-loss with no FID, and the multiple de-rates toward 7–10x. Any two of these breaks the bull.

For the bear case (a cyclical top at the richest-ever multiple):

• Marathon supply (Arrow, Phoenix, restarts, Kazatomprom flex) loosens the market and LT uranium mean-reverts to US$50–65/lb.
• Realized-price re-pricing stalls; ROIC stays sub-WACC; the franchise multiple de-rates toward a normal cyclical 7–10x EV/EBITDA.
• Westinghouse stays a GAAP-loss, ROIC-dragging, partly one-time-flattered stake.
• Falsification test: the contract book re-prices toward US$85–100+/lb on schedule, group adjusted EBITDA marches toward C$3–4B+, Westinghouse’s GAAP/ROIC converges as PPA burns off + an AP1000 reaches FID, and consolidated ROIC moves toward/above WACC — proving it grew into a strategic compounder rather than topping out.

The bull and bear are mirror images keyed to the uranium-price path × Westinghouse earn-through. The market is currently underwriting both going right with little margin of safety.

15. Source Appendix

See the Source Appendix below for the full list. Primary sources: Cameco’s 40-F (FY2025), the 6-K stream (Q4-2025 and Q1-2026 press releases; 2026 Management Proxy Circular), and SEC Form 144 filings (CIK 1009001). Quantitative data from public market-data services and the company’s own IFRS statements (CAD). Industry framing from the World Nuclear Association, TradeTech/UxC price indicators, Congress.gov (H.R.1042), and company disclosures.

APPENDIX A — Standard Diligence Questionnaire — Cameco Corporation (NYSE: CCJ)

Supplemental to the research memo. All figures CAD unless flagged US$; the stock trades US$ on the NYSE. Labels: Fact / Interpretation / Assumption.

General

What thoughtful questions have other investors asked about this company? (1) Is the uranium up-cycle structural or another capital-cycle peak that mean-reverts? (2) How much of the legacy contract book’s spot-to-realized gap (~US$25–30/lb) actually flows through, and when? (3) What is Westinghouse really worth, given PPA buries its economics in GAAP, and when does it turn durably GAAP-positive? (4) Why does a company owning the world’s highest-grade orebodies earn only ~6% ROIC? (5) Does the 99th-percentile price-to-book leave any margin of safety? (Interpretation, synthesized from the factor/positioning and valuation work.)

Cyclicality & Earnings Nature

Are earnings at a cyclical high or low? A cyclical high in the uranium-price sense (spot near multi-year highs, ~US$86/lb after a ~US$100 January spike) but still ramping on volume and on the re-pricing of a legacy contract book that realized only US$62.11/lb in FY2025 — so realized earnings are mid-cycle even with spot high. (Interpretation.)

Driven by the external environment or internal actions? Predominantly external (uranium price), with real internal contributions (McArthur restart, supply discipline, the Westinghouse acquisition). (Interpretation.)

How stable are revenues? Multi-year visibility from ~230M lbs of long-term contracts (~28M lbs/yr), but price within bands is cyclical; the −88% lifetime max-drawdown is the volatility reminder. (Fact/Interpretation.)

Outlook for products/services; how big will this market be? Durable, growing, international demand: WNA projects uranium demand +28% (2023–2030); COP28 triple-by-2050 pledge; ~3.1B lbs of uncovered requirements to 2045 (UxC). (Fact.)

Business Quality & Competitive Moat

Is the industry getting more or less competitive? More, on a lag — high prices are pulling lower-cost greenfield (NexGen Arrow ~US$5.69/lb, Denison Phoenix ~US$6.28/lb) and restarts back into the market (Marathon). (Interpretation.)

How profitable is the business (ROIC, ROE)? ROIC ~6.0% consolidated / ~9.2% core ex-Westinghouse; ROE 9.4% (FY2025) — at/below WACC even at cycle-high prices. (Fact/computed.)

How profitable is the industry; barriers to entry? Capital-intensive, long-lead, regulated, and concentrated (top-3 ~75% of supply); barriers are real for mining but the commodity is a price-taker. The one genuine barrier in Cameco’s portfolio is Western UF6 conversion scarcity (Port Hope). (Interpretation.)

Can the business be easily understood? Mostly — a miner + converter + a 49% equity stake; the complication is the Westinghouse equity-method accounting (PPA, embedded derivatives) that makes GAAP earnings noisy. (Interpretation.)

Can it be undermined by foreign low-cost labor? Not labor, but by lower-cost supply — Kazakh ISR (Kazatomprom) and new low-opex greenfield. (Interpretation.)

Do brands matter? Nature of competition? No consumer brand; competition is on cost, security-of-supply/jurisdiction, contract terms, and (for Westinghouse) reactor technology/installed base. (Interpretation.)

Customers’ switching costs? Moderate — utilities deliberately diversify suppliers and chase the cheapest qualified pound; a security-of-supply preference, not a lock-in. (Interpretation.)

Financial Condition & Balance Sheet

Assets not fully recognized on the balance sheet? The Westinghouse stake’s adjusted economics (~C$780M Cameco-share EBITDA) are buried below GAAP by PPA; high-grade reserves carry at cost. (Interpretation.)

Off-balance-sheet liabilities? Reclamation/decommissioning obligations (standard for a miner); its share of Westinghouse/Inkai JV obligations. (Fact — review 40-F notes.)

How conservative is the accounting? IFRS; GAAP earnings are noisy (FX/derivative marks, equity-method PPA) but not aggressive — adjusted figures (ANE, segment adjusted EBITDA) are the cleaner run-rate. (Interpretation.)

How CapEx-hungry? Modest and lumpy — ~9.6% of sales (C$333M FY2025), tier-one only; the big one-time sink was the Westinghouse acquisition, not mine capex. (Fact.)

Capital Allocation & Management

How much FCF; how is it used; philosophy? FCF ~C$1,075M FY2025; used to de-lever (term loan repaid), grow a low-payout dividend (~18% of ANE), and retain for reinvestment; no buybacks. Conservative, cyclically appropriate. (Fact/Interpretation.)

Significant acquisitions recently? Yes — 49% of Westinghouse (~US$7.9B EV, ~8x EBITDA, closed Nov-2023), ~9% dilutive, competently financed and rapidly de-levered; accretion unproven on returns. (Fact/Interpretation.)

Buying back shares? No (correct, at a 99th-pctile P/B); it issued ~37M shares for the deal. (Fact.)

Issuing large amounts of stock to insiders? No unusual insider issuance; standard PSU/RSU LTI. (Fact.)

Compensation policy / motivations. CEO total direct comp C$9.89M (2025); STI on adjusted net earnings + FFO; LTI PSU on relative realized uranium price (35%) + production (35%) + adjusted-EBITDA CAGR vs budget (30%). No ROIC/return-on-capital/TSR vesting metric — paid to grow EBITDA, not per-share value. Say-on-pay 97.19%. (Fact/Interpretation — the key governance flag.)

Valuation & Market Data

ADR, MLP, or K-1 issuer? None — a Canadian common share cross-listed on the NYSE (foreign private issuer; 40-F/6-K filer; ordinary qualified-dividend treatment, no K-1). (Fact.)

Dividend policy? Low payout (~18% of ANE), growing (C$0.08 in the 2020 bust → C$0.24 in 2025, accelerated a year early); ~0.2% yield — growth-of-dividend, not income. (Fact.)

How profitable; net income vs cash from operations? OCF C$1,408M vs GAAP NI C$590M (2.4x) — but OCF is lumpy and working-capital-assisted; GAAP NI is PPA-depressed/FX-noisy. Value on ANE (~C$627M) and adjusted EBITDA (~C$1.9B). (Fact/Interpretation.)

Risks & Downside

What would cause the stock to decline? Uranium-price mean-reversion (Marathon supply), a valuation de-rate from the richest-ever multiple, Westinghouse failing to earn through PPA, an Inkai/jurisdiction setback, or a thematic-momentum unwind. (Interpretation.)

Risk of catastrophic loss? A nuclear incident resetting the demand thesis (Fukushima precedent) is the tail; otherwise the realistic bad case is a cyclical de-rate, not impairment. (Interpretation.)

Chance of a total loss? Very low — net cash, investment-grade, diversified tier-one assets + Westinghouse + a Western-strategic-asset bid. (Interpretation.)

Recent News & Events

Has the business environment changed recently? Yes, favorably on the demand/policy side (US Russian-import ban effective Aug-2024, Russia LEU retaliation, AI-power narrative, ~US$100 spot spike Jan-2026), with a Q1-2026 reminder that Westinghouse is still GAAP-loss at the equity line. (Fact.)

Significant acquisitions / accounting changes / new markets? Westinghouse (Nov-2023) is the defining change; India ~US$2.6B long-term supply arrangement (2025); Dukovany (Czech) AP1000 distribution (Oct-2025); CEO title transition (~Sept-2025). (Fact.)

APPENDIX B — Source Appendix

All sources accessed 2026-06-20 unless noted. Primary sources prioritized. Financials are CAD (IFRS); price/EV US$.

Primary — Company / Regulatory Filings (SEC EDGAR, CIK 0001009001)

• 40-F (FY2025 annual report), filed 2026-03-19 — business overview, segments, reserves/resources, MD&A, risk factors. (Mirrored locally: output/CCJ/sources/40-F/.)
• 6-K — Q4/FY2025 press release, filed 2026-02-13, accession 000119312526049832 (ex-99.1) — segment KPIs, realized uranium price (US$62.11 / C$87.00/lb), unit cost (C$61.85/lb), segment adjusted EBITDA (Uranium C$1,255M, Fuel Services C$219M, Westinghouse share C$780M), ANE (C$627M), Dukovany distribution. https://www.sec.gov/Archives/edgar/data/1009001/000119312526049832/d34107dex991.htm
• 6-K — Q1-2026 press release, filed 2026-05-05, accession 000119312526205080 (ex-99.1) — Westinghouse equity line −C$46M GAAP / +C$122M adjusted EBITDA.
• 6-K — 2026 Management Proxy Circular, filed 2026-04-02, accession 000119312526139305 (ex-99.3) — CEO total direct comp C$9,888,170; STI/PSU measure tables (no ROIC/TSR vesting metric); say-on-pay 97.19%; CEO/director ownership; foreign-ownership caps; Westinghouse financing/de-lever. https://www.sec.gov/Archives/edgar/data/1009001/000119312526139305/d852335dex993.htm
• 6-K — Inkai disclosure, filed ~2024-11-12 — Kazakh sulfuric-acid/transport disruptions.
• SEC Form 144 filings (CIK 1009001, 30 filings 2024–2026) — affiliate-sale notices (Gitzel/Girard/Shockey/Quinn/Mooney/Gignac/van Leeuwen-Atkins/Aitken). FPI insiders are exempt from Section 16, so Form 144 is the only SEC insider trail.
• Cameco 2024 Annual Information Form — reserves/resources, mine grades, LOM unit opex.

Primary — Company Disclosures (cameco.com)

• Q4-2025 results release and investor materials; Fuel Services / Blind River / Port Hope conversion pages; reserves & resources; markets / supply-demand pages.

Quantitative Data Services

• Public aggregated financial data — income statement, balance sheet, cash flow, profitability/credit/liquidity ratios, enterprise value, valuation multiples, and per-share data (CCJ, CAD), plus Kazatomprom profitability for the ROIC comparison. Third-party aggregated; reconciled to filings.
• Market price data — daily price series (beta, moving averages, OHLCV) and own-history valuation percentiles (composite 86.8th, P/B 99.2th, P/S 96.4th).
• Factor model — multi-factor loadings, risk-adjusted track record, idiosyncratic volatility, and factor-similar peers (factor twins URA/NXE/URNM/DNN). Third-party statistical estimates.

Industry / Market

• World Nuclear Association — world uranium mining production (2024), uranium markets, supply/demand outlook, enrichment, Russia profile, “tripling nuclear by 2050.” https://world-nuclear.org
• TradeTech / UxC — spot (~US$86/lb; ~US$100/lb spike 28-Jan-2026) and long-term (US$93/lb, 31-Mar-2026) price indicators; ~3.1B lbs uncovered requirements.
• World Nuclear News — “Cameco, Kazatomprom release 2025 production figures,” 17-Feb-2026. https://www.world-nuclear-news.org/articles/Cameco-Kazatomprom-release-2025-figures
• Congress.gov — H.R.1042 “Prohibiting Russian Uranium Imports Act” (signed 13-May-2024, effective 11-Aug-2024).
• Sprott — Physical Uranium Trust (SPUT) launch 17-Aug-2021 and ATM mechanics.
• Peer/developer disclosures: Kazatomprom, NexGen (Arrow), Denison (Phoenix), UEC, Energy Fuels, Paladin, Boss.

Note on Data Conventions

• Cameco reports in C$ (CAD) under IFRS; the NYSE share price and EV are in US$. Conversion at ~0.732 USD/CAD where noted. GAAP earnings are distorted by Westinghouse purchase-price-accounting and FX/derivative marks; the memo values on adjusted net earnings and group adjusted EBITDA.
• Westinghouse (49%) is equity-accounted — not in consolidated revenue; its share of earnings sits below the operating line.