Jack L. Wysomiorski, director at Exelixis, Inc. ($EXEL), sold shares on the open market twice in the last year for a total of $4.7 million. His most recent sale occurred on February 18, 2026. These transactions rank him 2,022nd among 11,678 insiders by sale value, trailing the average of $8.6 million over 6.4 trades. He reported no open market purchases.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 24, 2026 | XOMA Royalty Corp | $XOMA | WYSZOMIERSKI JACK L | Not found | M | Stock Option (Right to Buy) | 3026 | $0.00 | 0.0000 | 17,982,000 | 100.00% | 0.02% |
| March 24, 2026 | XOMA Royalty Corp | $XOMA | WYSZOMIERSKI JACK L | Not found | M | Common Stock | 3026 | $11.20 | 21,530.0000 | 17,982,000 | 16.35% | 0.02% |
| Feb. 18, 2026 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Option (right to buy) | 20634 | $0.00 | 0.0000 | 281,863,000 | 100.00% | 0.01% |
| Feb. 18, 2026 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | S | Common Stock | 99574 | $44.01 | 279,942.0000 | 281,863,000 | 26.24% | 0.04% |
| Feb. 18, 2026 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Common Stock | 20634 | $19.77 | 379,516.0000 | 281,863,000 | 5.75% | 0.01% |
| June 3, 2025 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | S | Common Stock | 7535 | $43.09 | 358,882.0000 | 296,132,000 | 2.06% | 0.00% |
| May 29, 2025 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | A | Common Stock | 9812 | $0.00 | 366,417.0000 | 296,132,000 | 2.75% | 0.00% |
| May 21, 2025 | XOMA Royalty Corp | $XOMA | WYSZOMIERSKI JACK L | Not found | A | Common Stock | 5971 | $0.00 | 18,504.0000 | 17,781,000 | 47.64% | 0.03% |
| May 14, 2025 | SiteOne Landscape Supply, Inc. | $SITE | WYSZOMIERSKI JACK L | Director | A | Common Stock | 1125 | $0.00 | 17,934.0000 | 45,635,077 | 6.69% | 0.00% |
| Feb. 28, 2025 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Option (right to buy) | 15874 | $0.00 | 0.0000 | 296,132,000 | 100.00% | 0.01% |
| Feb. 28, 2025 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | S | Common Stock | 8768 | $37.80 | 356,605.0000 | 296,132,000 | 2.40% | 0.00% |
| Feb. 28, 2025 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Common Stock | 15874 | $20.50 | 365,373.0000 | 296,132,000 | 4.54% | 0.01% |
| June 4, 2024 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | S | Common Stock | 8287 | $22.00 | 349,499.0000 | 321,464,000 | 2.32% | 0.00% |
| May 31, 2024 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | A | Common Stock | 18838 | $0.00 | 357,786.0000 | 321,464,000 | 5.56% | 0.01% |
| May 15, 2024 | XOMA Royalty Corp | $XOMA | WYSZOMIERSKI JACK L | Not found | A | Common Stock | 6070 | $0.00 | 12,533.0000 | 11,580,000 | 93.92% | 0.05% |
| May 13, 2024 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Option (right to buy) | 11686 | $0.00 | 0.0000 | 321,464,000 | 100.00% | 0.00% |
| May 13, 2024 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | S | Common Stock | 10923 | $21.37 | 338,948.0000 | 321,464,000 | 3.12% | 0.00% |
| May 13, 2024 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Common Stock | 11686 | $19.57 | 349,871.0000 | 321,464,000 | 3.46% | 0.00% |
| May 7, 2024 | SiteOne Landscape Supply, Inc. | $SITE | WYSZOMIERSKI JACK L | Director | A | Common Stock | 865 | $0.00 | 16,809.0000 | 45,686,268 | 5.43% | 0.00% |
| June 1, 2023 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | A | Common Stock | 20718 | $0.00 | 338,185.0000 | 324,556,000 | 6.53% | 0.01% |
| May 11, 2023 | SiteOne Landscape Supply, Inc. | $SITE | WYSZOMIERSKI JACK L | Director | A | Common Stock | 878 | $0.00 | 15,944.0000 | 45,780,836 | 5.83% | 0.00% |
| March 10, 2023 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Option (right to buy) | 40000 | $0.00 | 0.0000 | 324,556,000 | 100.00% | 0.01% |
| March 10, 2023 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | S | Common Stock | 15300 | $16.61 | 317,467.0000 | 324,556,000 | 4.60% | 0.00% |
| March 10, 2023 | EXELIXIS, INC. | $EXEL | WYSZOMIERSKI JACK L | Director | M | Common Stock | 40000 | $6.30 | 332,767.0000 | 324,556,000 | 13.66% | 0.01% |