Moore Stephanie Zapata, EVP and General Counsel of Vistra Corp. ($VST), sold shares on the open market three times over the past year, totaling $8.68 million. Her most recent sale occurred on March 9, 2026. These sales rank her 1260th among 11,678 insiders in our database by total value sold, below the average of $8.59 million across 6.37 transactions per insider. She made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 9, 2026 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 10000 | $160.31 | 114,409.0000 | 346,303,617 | 8.04% | 0.00% |
| March 5, 2026 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 1963 | $167.40 | 124,409.0000 | 346,303,617 | 1.55% | 0.00% |
| March 5, 2026 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 5356 | $0.00 | 126,372.0000 | 346,303,617 | 4.43% | 0.00% |
| Feb. 24, 2026 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 30416 | $171.62 | 125,280.0000 | 346,303,617 | 19.54% | 0.01% |
| Feb. 24, 2026 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 79444 | $171.62 | 155,696.0000 | 346,303,617 | 104.19% | 0.02% |
| Feb. 24, 2026 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 4264 | $171.62 | 121,016.0000 | 346,303,617 | 3.40% | 0.00% |
| Nov. 28, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | G | Common Stock | 3602 | $0.00 | 76,252.0000 | 346,303,617 | 4.51% | 0.00% |
| Nov. 24, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 8219 | $173.35 | 79,854.0000 | 346,303,617 | 9.33% | 0.00% |
| May 27, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 35000 | $161.44 | 88,073.0000 | 352,567,060 | 28.44% | 0.01% |
| March 5, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 4825 | $0.00 | 124,402.0000 | 352,567,060 | 4.04% | 0.00% |
| March 5, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 1329 | $126.87 | 123,073.0000 | 352,567,060 | 1.07% | 0.00% |
| Feb. 24, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 4098 | $142.76 | 123,840.0000 | 352,567,060 | 3.20% | 0.00% |
| Feb. 24, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 62468 | $142.76 | 151,501.0000 | 352,567,060 | 70.16% | 0.02% |
| Feb. 24, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 23563 | $142.76 | 127,938.0000 | 352,567,060 | 15.55% | 0.01% |
| Feb. 24, 2025 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 4263 | $142.76 | 119,577.0000 | 352,567,060 | 3.44% | 0.00% |
| Nov. 22, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 38141 | $161.94 | 89,033.0000 | 353,805,937 | 29.99% | 0.01% |
| Aug. 13, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 34714 | $80.37 | 127,174.0000 | 375,193,110 | 21.44% | 0.01% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | 2020 Employee Stock Option (right to buy) | 58275 | $0.00 | 0.0000 | 375,193,110 | 100.00% | 0.02% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | 2019 Employee Stock Option (right to buy) | 39745 | $0.00 | 0.0000 | 375,193,110 | 100.00% | 0.01% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 58275 | $58.52 | 161,888.0000 | 375,193,110 | 26.47% | 0.02% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | Common Stock | 58275 | $22.98 | 220,163.0000 | 375,193,110 | 36.00% | 0.02% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 39745 | $58.46 | 161,888.0000 | 375,193,110 | 19.71% | 0.01% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | Common Stock | 39745 | $26.56 | 201,633.0000 | 375,193,110 | 24.55% | 0.01% |
| March 5, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 10133 | $0.00 | 161,888.0000 | 375,193,110 | 6.68% | 0.00% |
| Feb. 22, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 11487 | $47.62 | 163,264.0000 | 375,193,110 | 6.57% | 0.00% |
| Feb. 23, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 4263 | $48.62 | 151,755.0000 | 375,193,110 | 2.73% | 0.00% |
| Feb. 23, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 4097 | $48.62 | 156,018.0000 | 375,193,110 | 2.56% | 0.00% |
| Feb. 22, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 3149 | $47.62 | 160,115.0000 | 375,193,110 | 1.93% | 0.00% |
| Feb. 22, 2024 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 36969 | $0.00 | 174,751.0000 | 375,193,110 | 26.83% | 0.01% |
| Aug. 11, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | 2017 Employee Stock Option (right to buy) | 37128 | $0.00 | 0.0000 | 422,447,074 | 100.00% | 0.01% |
| Aug. 14, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | 2018 Employee Stock Option (right to buy) | 107466 | $0.00 | 0.0000 | 422,447,074 | 100.00% | 0.03% |
| Aug. 11, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | Common Stock | 37128 | $18.90 | 174,910.0000 | 422,447,074 | 26.95% | 0.01% |
| Aug. 11, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 37128 | $30.60 | 137,782.0000 | 422,447,074 | 21.23% | 0.01% |
| Aug. 14, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | Common Stock | 107466 | $19.68 | 245,248.0000 | 422,447,074 | 78.00% | 0.03% |
| Aug. 14, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 107466 | $30.22 | 137,782.0000 | 422,447,074 | 43.82% | 0.03% |
| Aug. 11, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | 2018 Employee Stock Option (right to buy) | 85534 | $0.00 | 107,466.0000 | 422,447,074 | 44.32% | 0.02% |
| Aug. 11, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | M | Common Stock | 85534 | $19.68 | 223,316.0000 | 422,447,074 | 62.08% | 0.02% |
| Aug. 11, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | S | Common Stock | 85534 | $30.55 | 137,782.0000 | 422,447,074 | 38.30% | 0.02% |
| March 8, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 32500 | $0.00 | 137,782.0000 | 422,447,074 | 30.87% | 0.01% |
| Feb. 24, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 1060 | $22.36 | 107,818.0000 | 422,447,074 | 0.97% | 0.00% |
| Feb. 24, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 1574 | $22.36 | 108,878.0000 | 422,447,074 | 1.43% | 0.00% |
| Feb. 23, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | A | Common Stock | 6462 | $0.00 | 110,452.0000 | 422,447,074 | 6.21% | 0.00% |
| Feb. 24, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 2536 | $22.36 | 105,282.0000 | 422,447,074 | 2.35% | 0.00% |
| Feb. 22, 2023 | Vistra Corp. | $VST | Moore Stephanie Zapata | EVP and General Counsel | F | Common Stock | 2159 | $22.42 | 103,990.0000 | 422,447,074 | 2.03% | 0.00% |