SEC Insider Transactions from WYSZOMIERSKI JACK L.

Last updated: 2026-03-26 21:02 UTC | Total transactions: 24

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.

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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%