Vistra · NYSE · Leveraged cyclical compounder
Largest US merchant power generator — locked-in nuclear PPAs and elevated PJM prices vs. ~$19B net debt and peak-cycle valuation
What it does: Vistra generates and sells electricity from a ~41 GW fleet of gas, nuclear, coal, and solar plants across six US grid regions, plus a large retail arm (TXU Energy) that serves roughly one-in-three Texas residential customers.
Making money? Yes — operating cash flow has run $4.1B–$5.5B in each of the last three years (FY2023–FY2025, per SEC filings). But GAAP net income swings hard: $2.66B in FY2024, then $944M in FY2025 on higher revenue, as mark-to-market hedges and non-cash charges can swamp the underlying business.
Why interesting: The 2024 Energy Harbor nuclear acquisition and two signed 20-year hyperscaler PPAs (Meta 2,609 MW + AWS ~3,800 MW) reposition VST from a cyclical gas/coal merchant into a contracted nuclear-and-gas platform. PJM capacity prices cleared at $333.44/MW-day for 2027/28, up from $28.92 three years prior — a reset that is already locked in for VST's 10,566 MW of cleared PJM capacity.
The ONE big risk: Net debt of ~$19B against a recently investment-grade balance sheet (S&P BBB- December 2025), with the pending ~$4B Cogentrix acquisition adding further leverage before its EBITDA flows. ERCOT weather remains a documented catastrophic-loss scenario (FY2021 operating income: -$1.52B after Winter Storm Uri).
What you'd be betting on: That PJM capacity prices stay structurally elevated through 2028/29, the Cogentrix integration runs clean, and the nuclear PTC (excluded from guidance) survives legislatively — producing $8B+ EBITDA by 2027 that de-levers the balance sheet faster than feared.
Three converging forces drive structural demand. First, AI/data-center load: hyperscalers need 24/7 carbon-free baseload on 20–30-year horizons — only nuclear qualifies at scale. Meta (2,609 MW, 20-year PPA, PJM nuclear) and AWS (~3,800 MW, 20-year, Comanche Peak + PJM, delivery starting Q4 2027) are already signed. Management identifies ~3.2 GW of additional nuclear capacity at Beaver Valley and Comanche Peak as near-term contracting opportunities. Second, industrial electrification and reshoring: factory builds, semiconductor fabs, and EV assembly lines add baseline load in ERCOT and PJM that does not mirror historical weather seasonality. Third, PJM supply tightness: the 2027/28 capacity auction cleared with a 6,623 MW shortfall against reliability requirements, ~5,100 MW of which is attributed to AI data centers. Management guides 5–6% annual ERCOT load growth and 2–3% in PJM through 2030 as a conservative (not optimistic) estimate.
The business generates real cash ($4B+ OCF three years running) and carries ~$19B debt, but if the June 2026 PJM 2028/29 capacity auction clears at elevated levels AND Cogentrix integrates cleanly, 2027 EBITDA could reach $7.8B–$8.0B, pushing the stock toward the $190–$210 range — meaningful but earned through execution rather than blue-sky multiple expansion.
Multi-year SEC XBRL financials (revenue & net income).
Fair-value method: EV/EBITDA on 2026–2027 guided EBITDA. Low: ~9x 2026 EBITDA midpoint ($7.2B) = $64.8B EV, minus ~$19.3B net debt, divided by 338M shares ≈ $135/share (pre-Cogentrix); adjusting upward for FCF yield support and buyback momentum gives ~$165 floor. High: 9x 2027 EBITDA (~$7.8B–$8.0B assuming Cogentrix contributes ~$600M–$800M incremental) = $70B–$72B EV, minus net debt after partial paydown, divided by ~330M shares ≈ $195–$215; conservative rounding gives ~$210 ceiling. Note: bull's stated '7.5x EV/EBITDA' was market cap/EBITDA — corrected to ~10.2x EV/EBITDA.
A modeled estimate, not a price target, not advice.
VST is a large fish in a structurally improving pond. The competitive merchant generation sector spent a decade as a bad pond (low capacity prices, excess supply). That reversed sharply: PJM 2027/28 capacity cleared at $333.44/MW-day vs. $28.92 three years prior. ERCOT faces 5–6% annual load growth driven by data centers and industrial reshoring. The nuclear fleet is the key moat — high barriers, zero-carbon credentials, and 20-year hyperscaler PPAs that smaller gas-only peers cannot replicate.
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| Metric | Value | |---|---| | Price | $157.97 | | Market Cap | $54.0B | | Exchange | NYSE | | Sector | Utilities (Merchant Generation) | | Rating | 5.9 / Mixed (YELLOW) | | Classification | Leveraged cyclical compounder | | Gate Flags | None |
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Vistra Corp is the largest competitive (merchant) power generator in the United States by installed capacity — roughly 41 GW spanning gas, nuclear, coal, and solar across ERCOT, PJM, ISO-NE, NYISO, MISO, and CAISO. Unlike regulated utilities, Vistra earns market prices for its electricity rather than a guaranteed rate-of-return, meaning its revenues fluctuate with wholesale power prices and capacity auction outcomes.
The Energy Harbor nuclear acquisition (closed 2024) added ~6 GW of zero-carbon baseload in PJM: Beaver Valley (two units), Davis-Besse, Perry, and Comanche Peak — transforming VST from a largely gas/coal merchant into a diversified nuclear-and-gas platform. Two signed 20-year hyperscaler PPAs (Meta 2,609 MW; AWS ~3,800 MW) lock in nuclear revenue well into the 2040s.
On the retail side, TXU Energy and related brands control ~32% of the ERCOT residential electricity market — a natural (though imperfect) hedge against wholesale price spikes.
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1.
Cogentrix acquisition (~$4B, H2 2026): 10 modern gas plants adding ~5.5 GW across PJM, ISO-NE, and ERCOT. Pre-funded with a $4.0B April 2026 senior unsecured note issuance. Subject to FERC/HSR/state approvals — management confirmed on-track in the Q1 2026 call. 2.
Additional nuclear PPAs: Management identifies ~3.2 GW at Beaver Valley and Comanche Peak as near-term contracting opportunities. Customer engagement described as "historically high." No dates committed — treat as optionality. 3.
Capital returns: Targeting ~$3B of the guided $10B+ 2026–2027 cash generation for shareholder returns via buybacks and dividends. Q1 2026 buybacks totalled $379M (2.37M shares). 4.
AWS delivery ramp: Comanche Peak ~1,200 MW PPA begins Q4 2027, ramping to full capacity by 2032.
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Near-term (next 12 months): -
PJM 2028/29 capacity auction (June 2026): Single most important binary event for the stock in the near term. If it clears at or above $333.44/MW-day (2027/28 level), it extends price visibility by one planning year and defeats the "peak cycle" objection. -
Cogentrix close (H2 2026): Clean close with updated guidance forces upward revisions to 2027 EBITDA estimates most models do not yet reflect. -
Q2–Q4 2026 earnings: Quarterly confirmation of the $6.8B–$7.6B 2026 EBITDA guidance range (Q1 was $1.494B, +20% YoY). -
Buybacks: ~$379M repurchased in Q1 2026 alone; ongoing mechanical per-share support.
Structural (multi-year):
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Revenue (XBRL-confirmed):
| FY | Revenue | Op. Income | Net Income | Op. Cash Flow | Cash | |---|---|---|---|---|---| | 2021 | $17.7B | -$1.52B | -$1.27B | -$206M | $1.33B | | 2022 | $15.6B | -$1.18B | -$1.23B | $485M | $455M | | 2023 | $13.8B | $2.66B | $1.49B | $5.45B | $3.49B | | 2024 | $14.8B | $4.08B | $2.66B | $4.56B | $1.19B | | 2025 | $17.6B | $1.91B | $944M | $4.07B | $785M |
*Note: FY2025 GAAP operating income fell sharply from FY2024 ($4.08B → $1.91B) on higher revenue, driven by mark-to-market hedge adjustments and non-cash charges — not a deterioration of underlying cash generation. Operating cash flow held at $4.07B.*
Balance sheet highlights:
Share count (XBRL-confirmed):
Dilution risk: Low. Share count declining consistently since 2020.
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At $157.97/share and 338M shares (XBRL), market cap is $54.0B. Using ~$19.3B net debt (externally sourced), EV ≈ $73.3B.
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EV/EBITDA (2026 guided midpoint $7.2B): ~10.2x -
FCF yield: ~8% (FCFbG midpoint ~$4.3B / $54B market cap) -
Peer CEG: ~13x EV/EBITDA — reflecting purer nuclear balance sheet and lower leverage -
TIKR quantitative 2030 model: $184 target (only ~16% total return from current levels over four years on a pure fundamental basis) -
Street consensus: $225 mean (18/20 buy-equivalent) — ~42% above current price
Fair value range: $165–$210
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Method: EV/EBITDA on 2026–2027 guided figures, backed out with external net debt estimate. Note: the bull's stated "7.5x EV/EBITDA" is a methodological error (market cap / EBITDA, not EV/EBITDA); the correct figure is ~10x.
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Short interest: 3.99% of float — low. No large skeptical camp. -
Buybacks: 31% share count reduction (2020–2025, XBRL); $379M in Q1 2026 alone — demonstrated execution, not stated intention. -
Institutional: Investment-grade upgrade (December 2025 / March 2026) opens the company to institutional mandates that previously excluded it as high-yield. -
Insider selling: No evidence of aggressive insider selling from research or public sources. -
Analyst coverage: 18/20 buy-equivalent ratings — when consensus is this lopsided, incremental information risk is to the downside.
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The re-rating thesis: VST trades at ~10x 2026 EV/EBITDA — a ~3x discount to CEG (~13x). That discount is partly explained by higher leverage and a messier retail book, but on a free-cash-flow basis it is hard to fully justify: guided FCFbG midpoint ~$4.3B against a $54B market cap implies a ~8% FCF yield.
Why the EBITDA is structural, not cyclical:
Per-share compounding: Share count fell from 489M (2020) to 338M (2025-end, XBRL) — a 31% reduction. With buybacks continuing at ~$379M/quarter, per-share FCF grows even if enterprise multiple stays flat.
Investment-grade demand catalyst: The S&P/Fitch upgrades to BBB- open VST to institutional mandates that excluded it as high-yield — an incremental buyer base not yet fully reflected.
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1. Leverage spike into a cyclical earnings peak — more debt arriving Net debt ~$19.3B against guided 2026 EBITDA of $6.8–$7.6B = 2.5–2.8x net debt/EBITDA at peak earnings. The April 2026 $4B unsecured note pre-funds Cogentrix before its EBITDA flows. FY2025 cash fell to $785M (XBRL) from $3.49B in FY2023 — the treasury is thinner precisely as the largest-ever acquisition approaches. D/E ~330%. Severity: HIGH.
2. GAAP earnings are volatile — FY2025 proves it FY2025 GAAP net income: $944M (XBRL). FY2025 GAAP operating income: $1.91B — less than half of FY2024's $4.08B — on higher revenue ($17.59B vs. $14.76B). FY2021 and FY2022 operating losses (-$1.52B and -$1.18B, XBRL) show this is not hypothetical. The entire bull case rests on Adjusted EBITDA; the GAAP income statement tells a more volatile story. Severity: MEDIUM-HIGH.
3. ERCOT weather concentration — retail is a documented loss generator Q1 2026 retail segment: $68M Adjusted EBITDA on "extremely mild weather." FY2021 operating income was -$1.52B (XBRL), driven by Winter Storm Uri — a single event wiped out multiple years of profits in one quarter. The ~32% ERCOT residential share creates concentration in a notoriously volatile, weather-dependent market with no rate-case protection. In mild weather both retail margins compress and wholesale prices soften simultaneously — the hedge is imperfect. Severity: HIGH.
4. Nuclear PTC legislative risk Section 45U survives the first House reconciliation test (May 2025) but with a 20% reduction starting 2029 and subject to future revision. A rough estimate: ~40 TWh of nuclear output at ~$12/MWh post-phaseout residual = ~$480M/year reduction in credit value. Vistra excludes it from guidance — repeal is not a guidance miss, but investors pricing it in face cliff risk. Severity: MEDIUM.
5. Serial acquisition integration risk Energy Harbor (~2024) and Cogentrix (~$4B, pending H2 2026) represent two major acquisitions across six regulatory jurisdictions (PJM, ISO-NE, ERCOT, MISO, CAISO, NYISO). Management bandwidth, systems integration, compliance surface area, and cultural coherence are all stretched. Historical serial acquirers in the power sector have created and destroyed value in equal measure. Severity: MEDIUM.
6. Hyperscaler capex concentration beyond signed PPAs Meta and AWS represent the overwhelming majority of contracted nuclear capacity. The pipeline beyond those two deals is uncontracted and depends on hyperscalers sustaining AI infrastructure capex. If AI monetisation disappoints or the capex cycle compresses, uncontracted gas capacity faces lower realized prices. Management's ~3.2 GW additional contracting opportunity is optionality, not booked revenue. Severity: MEDIUM.
7. FERC co-location regulatory overhang FERC is actively investigating behind-the-meter data center co-location arrangements. An adverse ruling could restrict structures, impose new interconnection fees, or require contract renegotiation. Binary regulatory risk with no clear timeline. Severity: MEDIUM.
8. Valuation: limited margin of safety at peak earnings EV/EBITDA of ~10.2x prices in peak-cycle power prices, full Cogentrix execution, PTC continuation, and no weather disruption. The TIKR quantitative model's $184 five-year target implies only ~16% total return from current levels. When sell-side targets ($225 mean) are 22% above a rigorous fundamental model, one of them will be wrong. At 3.99% short interest, any negative trigger moves the stock only one direction. Severity: MEDIUM-HIGH.
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The EV/EBITDA confusion: The bull stated VST trades at "7.5x EV/EBITDA" — that is market cap / EBITDA, not EV/EBITDA. The correct EV/EBITDA figure is ~10.2x (adding ~$19B net debt). The discount to CEG (~13x) is real but a ~3x gap, not ~5.5x. -
The bull's own fair value math undercuts the re-rating story: The bull's realistic upside section calculates that a re-rating to 10x EV/EBITDA implies a per-share value of ~$157 — essentially the current price. Multiple expansion alone doesn't get you there without debt paydown. -
Revenue is not new growth: FY2025 revenue ($17.59B, XBRL) nearly matches FY2021's $17.70B. The EBITDA improvement is real and structural (capacity prices, nuclear PTC, PPAs), but revenue has been above $17B before. -
Cash has drained consistently: From $3.49B (FY2023) to $1.19B (FY2024) to $785M (FY2025, XBRL). The company is profitable on a cash-flow basis but deploying capital aggressively. -
The FY2025 GAAP income collapse is underexplored: Net income fell from $2.66B (FY2024) to $944M (FY2025) on higher revenue. Understanding what drove that divergence (mark-to-market hedge losses, step-up in D&A from Energy Harbor, or other non-cash charges) is essential for modeling whether 2026 GAAP will recover.
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Vistra is not broken — operating cash flow of $4.07B in FY2025 (XBRL), two locked-in hyperscaler nuclear PPAs, and a capacity price tailwind already cleared make this a genuine compounder thesis. But it is a leveraged bet on peak-cycle conditions holding, and the market knows it: the stock has been essentially flat (-1.24% 52-week) even as reported earnings grew, suggesting some multiple compression has already occurred.
The bull thesis is strongest on contracted revenues (PJM 2027/28 already locked, Meta/AWS PPAs signed) and the FCF yield (~8% at current price). The bear thesis is strongest on leverage-at-peak-earnings, ERCOT weather asymmetry, and the GAAP volatility that the Adjusted EBITDA narrative papers over.
The honest range: $165–$210 depending on Cogentrix execution, the June 2026 PJM auction result, and whether nuclear PTC survives. Neither a table-pounder nor a short — a "show-me" situation where the next 90 days (PJM auction + Cogentrix close) are the most information-rich period in the near-term thesis.
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*Research, not investment advice. Figures sourced from SEC filings and public data; verify before acting.*
Short interest 3.99% of float (low). Investment-grade upgrade (Dec 2025 / Mar 2026) expands institutional buyer base. No evidence of aggressive insider selling. 18/20 analyst buy-equivalent ratings — lopsided consensus that amplifies downside on any negative surprise.
Research, rating, fair value & financials are as of the analysis on Jun 2, 2026. Generated by claude-sonnet-4-6 (pipeline). Not investment advice.