Elaine J. Heron

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
5 years
Director since
2023

5 years of board service in total across 2 boards, counting each seat separately. Longest: BioMarin Pharmaceutical Inc., 3 years.

3 years ยท Since 2023
1 year ยท Since 2024

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
Feb 27, 2026 Palvella Therapeutics Inc. Open-market purchase +2,400 $125.00 $300,000
Jun 3, 2024 BioMarin Pharmaceutical Inc. Option exercise +5,047 $63.10 $318,466
Jun 3, 2024 BioMarin Pharmaceutical Inc. Shares withheld for tax โˆ’4,168 $76.41 $318,477
May 21, 2024 BioMarin Pharmaceutical Inc. Grant or award +4,720 โ€” โ€”
May 23, 2023 BioMarin Pharmaceutical Inc. Grant or award +4,190 โ€” โ€”
May 12, 2023 BioMarin Pharmaceutical Inc. Option exercise +8,500 $67.81 $576,385
May 12, 2023 BioMarin Pharmaceutical Inc. Shares withheld for tax โˆ’6,137 $93.93 $576,448

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