VST · Vistra Corp.

Current Thesis

The 2026-09-02 reference close of $143.46 is $5.38 above the 09-01 close of $138.08 and clears the six-session band of $135.66–$139.81 that ran from 08-24 through 09-01. RSI(14) reads 45.4 against 34.2 one session earlier. The shares sit 33.9% below the $217.02 52-week high, and the three-month price change is -6.5%, narrower than the -10.1% carried into September. The $132.66 May low, which doubles as the 52-week floor, has not been closed through on any test since May.

The expansion came alongside a filing rather than a company release. A Form 4 filed 2026-09-02 reports CEO and President James A.

The leg being bought is unchanged: PJM and ERCOT scarcity converting into merchant margin at a fleet that already signed the marquee AI-load contracts, with PJM's Reliability Backstop Procurement (FERC docket ER26-3380-000, filed 2026-07-31) supplying the first market-set price for that scarcity. PJM's filing states the central bid window opens 2026-09-30 only if the framework is accepted by 2026-09-29, so the binary inside thirty days is a regulatory acceptance rather than a revenue print.

Two constraints bound the leg and neither moved this month. The 2026-08-03 hedge disclosure — roughly 100% of 2026, 94% of 2027 and 72% of 2028 expected generation volumes sold forward, against 98% / 89% / 65% marked 2026-05-01 — means a higher power curve over the next eighteen months lands mostly on committed volume. The contracted AI cash is dated late: AWS Comanche Peak deliveries of 1,200 MW begin Q4 2027 and reach full volume in 2032, and Meta's PJM contribution begins 2027.

On where the story sits, the narrative is saturated: wide-audience coverage arrived on 2026-08-24 (the CEG/VST/GEV power-bottleneck piece, alongside Mizuho's $169 Outperform initiation) and again on 08-31 around Guggenheim's $300, and the only widening of the bid since has been one session and the chief executive's own money.

Bullish and bearish views on Vistra Corp.

The model's bull view on Vistra Corp. (VST), in brief: Q2 2026 adjusted EBITDA $1.767B against $1.35B a year earlier (release 2026-08-07), with FY26 guidance reaffirmed the same day — Ongoing Operations Adjusted EBITDA $6.8–7.6B, Adjusted FCFbG $3.925–4.725B — and management stating it expects to land at or above both midpoints and… The bear view: The 2026-08-07 print missed on both headline lines: EPS $0.91 against a $1.70 estimate, revenue $4.017B against $5.566B. Both cases follow in full.

Bull Case

• Q2 2026 adjusted EBITDA $1.767B against $1.35B a year earlier (release 2026-08-07), with FY26 guidance reaffirmed the same day — Ongoing Operations Adjusted EBITDA $6.8–7.6B, Adjusted FCFbG $3.925–4.725B — and management stating it expects to land at or above both midpoints and generate more than $10B of available cash across 2026–2027.
• Three disclosed insider buy prices, all under $136. $135 on the 08-24 report, then $135.99 (08-31) and $135.25 (09-01) in the 09-02 Form 4. The cluster sits directly beneath the $135.66 band low.
• The PJM shortfall is quantified and calendared. Public summaries of ER26-3380-000 put the 2028/2029 gap at 6,831 MW after the July 2026 base auction cleared at its $325/MW-day cap footprint-wide. The backstop carries a MW-weighted maximum willingness to pay of $555/MW-day, terms up to 15 years, a central window of 2026-09-30 to 2026-10-21 and results due 2026-12-02.
• Cogentrix cleared FERC in August 2026 — 5,496 MW across 10 plants, announced 2026-01-05 at roughly $4.7B ($2.3B cash, $900M Vistra stock, $1.5B assumed debt, offset by ~$700M expected tax benefits), close guided to late 2026 and still excluded from the $7.4–7.8B 2027 range.
• Published marks sit far above the tape: Morgan Stanley $227 (08-21), TD Cowen $221 (08-19), BNP Paribas $255, Wells Fargo $212, Guggenheim $300 cited 08-31; aggregators put consensus at $221.57 and $223.53.

Bear Case

• The 2026-08-07 print missed on both headline lines: EPS $0.91 against a $1.70 estimate, revenue $4.017B against $5.566B. Screens read the reported line even when adjusted EBITDA rose 31%.
• Management argues against the mechanism the market is pricing. On the same 08-07 call it said power market prices remain below levels needed for new-build projects to earn adequate returns, and that it does not support "bring your own new capacity" mandates.
• Hedging caps what a higher curve can deliver. With 2026 essentially fully sold and 2027 at 94% as of 08-03, a backstop clearing near $555/MW-day would reprice open volume that is mostly 2028 and beyond.
• Marks are converging down toward the tape. Mizuho initiated at $169 on 08-24, Goldman Sachs carries $206, Wells Fargo cut to $212 from $220, BNP Paribas to $255 from $282, and Zacks moved the rating bracket down on 08-18.
• Free cash has three claims on it. Roughly $1.2B of buyback authorization remained at the Q2 release, guided for completion by end-2027, against a possible additional $500M Helix tranche flagged 08-07 and $900M of Cogentrix consideration issued in stock at a depressed share price.

Setup & Price Structure

• The 09-02 close of $143.46 is the first settlement above $139.81 since the compression began on 08-24.
• Overhead is the 50-day near $153.38, marked 08-31; price is roughly $10 under it and the gap is unfilled.
• Support is layered: the $135.66 band low, the $135.25–$135.99 insider fill zone immediately beneath it, then $132.66 as the May low and 52-week floor.
• RSI(14) at 45.4 has left the low-30s without reaching an extended reading, so the move is a repair off a floor rather than a momentum breakout.
• Distance from the high remains the dominant structural fact: 33.9% below $217.02, with no reclaimed prior shelf between here and the 50-day.

Catalyst Calendar (next 30 days)

• 2026-09-21 — record date for the $0.23 quarterly common dividend, payable 2026-09-30.
• 2026-09-29 — the date by which PJM's filing requires FERC acceptance of ER26-3380-000 for the central window to open on schedule.
• 2026-09-30 — Reliability Backstop Procurement central bid window opens (runs to 10-21); common dividend paid the same day.
• 2026-10-01 — record date for the $40.00 semi-annual Series A preferred dividend, payable 2026-10-15.
• ~2026-10-21 (est.) — central bid window closes; selection and results run through 2026-12-02.
• ~2026-11-06 (est.) — Q3 2026 results, the next company-dated item and the first update to the 72% 2028 hedge mark.

What Would Change Our Mind

The 09-02 expansion is one session, and the structure it created is thin: a single close above a band it spent six sessions inside. A weekly close below $135.66 puts price back under that entire compression range and leaves only $132.66 marked beneath it, which would make the 08-24 to 09-01 congestion a pause on the way down rather than a base. The second break is dated: 2026-09-29 passing without FERC acceptance of ER26-3380-000 slips the 09-30 window, removes the only regulatory item on the calendar and leaves roughly nine weeks with nothing company-dated before the ~11-06 print.

Two fundamental observables would also cut against the leg. A Q3 disclosure showing the 2028 hedge percentage stepping up from 72% with the $7.4–7.8B 2027 range unchanged would confirm that a higher curve is being sold forward rather than banked. And further mainstream upside coverage after the 08-24 and 08-31 items, with daily closes still failing to reclaim the $153.38 50-day, would show coverage widening while the bid does not.

Correlation Notes

• The name trades as one block with CEG and GEV; the 2026-08-24 power-bottleneck piece grouped all three, and Bank of America's 2026-08-14 screen of Buy-rated AI-buildout names more than 20% below highs put the cohort in the same bucket.
• PJM capacity pricing is the shared variable across the independent power group. PJM's bilateral matching track, opened in August 2026, reduces the central procurement target before the window prices anything, so a bilateral-heavy outcome mutes the cleared number for every name levered to it.
• Rate backdrop: US payrolls fell 23,000 in July per the 2026-08-07 release, which same-day coverage described as gutting September Fed hike odds. Merchant power multiples move with the long end alongside the power curve.
• Hyperscaler capex headlines mark the whole cohort irrespective of contracted position, which is why a fleet with 2026 volumes essentially fully hedged still traded down 33.9% from its high.