David Efraim Rosen

Sits on 1 board. Last updated September 27, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: TherapeuticsMD Inc., 3 years.

3 years ยท Since 2023

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
Oct 15, 2025 Heron Therapeutics Inc. Derivative conversion +946,100 โ€” โ€”
Aug 8, 2025 Heron Therapeutics Inc. Open-market purchase +2,387,225 $1.50 $3,580,838
Dec 13, 2024 Talen Energy Corporation Open-market sale โˆ’4,893,507 $204.35 $999,988,155
Dec 13, 2024 Talen Energy Corporation Other โˆ’351,607 โ€” โ€”
Jun 28, 2023 TherapeuticsMD Inc. Grant or award +312,525 $3.68 $1,150,092

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