VST · Vistra Corp. · Options Calculator
One customer — 36% of receivables (June 30, 2026)
“Significant (i.e., 10% or greater) concentration of credit exposure exists with one counterparty, which represented an aggregate $236 million, or 36%, of our total net exposure of our wholesale segments as of June 30, 2026.”
Options Calculator
Theoretical estimateEstimate what a long-dated option on VST could return if you hold it and the stock reaches a target price. Premiums are theoretical Black-Scholes-Merton values — tune the inputs to match your broker, then compare each strike's return against simply holding the shares.
Return by strike at your target price
Strike ladder
| Strike | Moneyness | Premium | Breakeven | Value at target | Return | Annualized | Max loss |
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Per share; one contract = 100 shares. Premiums are theoretical Black-Scholes-Merton estimates — real options are American-style and priced off an implied-volatility smile, so use your broker's quote for the actual premium. Not investment advice.