Tomas J. Heyman

Sits on 4 boards. Last updated September 28, 2026

Time on boards

Boards served
4
Current seats
4
Board service
11 years
Director since
2023

11 years of board service in total across 4 boards, counting each seat separately. Longest: Invivyd Inc., 3 years.

Invivyd Inc. Director
3 years ยท Since 2023
Exelixis Inc. Director
3 years ยท Since 2023
3 years ยท Since 2023
6 months ยท Since 2026

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
May 27, 2026 Exelixis Inc. Grant or award +8,367 โ€” โ€”
May 29, 2025 Exelixis Inc. Grant or award +9,812 โ€” โ€”
May 21, 2025 Exelixis Inc. Open-market sale โˆ’4,544 $44.29 $201,254
May 31, 2024 Exelixis Inc. Grant or award +18,838 โ€” โ€”
May 31, 2023 Exelixis Inc. Grant or award +18,176 โ€” โ€”

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