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.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Palvella Therapeutics Inc. June 10, 2025100.0%
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BioMarin Pharmaceutical Inc. May 21, 202494.4%
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BioMarin Pharmaceutical Inc. May 23, 202393.5%
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 | −4,168 | $76.41 | $318,477 |
| May 21, 2024 | BioMarin Pharmaceutical Inc. | Grant or award | +4,720 | — | — |
| May 23, 2023 | BioMarin Pharmaceutical Inc. | Grant or award | +4,190 | — | — |
| May 12, 2023 | BioMarin Pharmaceutical Inc. | Option exercise | +8,500 | $67.81 | $576,385 |
| May 12, 2023 | BioMarin Pharmaceutical Inc. | Shares withheld for tax | −6,137 | $93.93 | $576,448 |
Questions about Elaine J. Heron
What boards is Elaine J. Heron on?
Elaine J. Heron sits on the boards of BioMarin Pharmaceutical Inc. and Palvella Therapeutics Inc.
How long has Elaine J. Heron served on boards?
Our records show at least 5 years of board service across 2 boards, the earliest from 2023.
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