Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 10 years
- Director since
- 2023
10 years of board service in total across 3 boards, counting each seat separately. Longest: Insmed Incorporated, 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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Rhythm Pharmaceuticals Inc. June 24, 202685.9%
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X4 Pharmaceuticals Inc. June 10, 202488.2%
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Rhythm Pharmaceuticals Inc. June 21, 202392.0%
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Insmed Incorporated May 11, 202388.3%
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 |
|---|---|---|---|---|---|
| Jun 23, 2026 | Rhythm Pharmaceuticals Inc. | Option exercise | +4,712 | — | — |
| Feb 9, 2026 | Insmed Incorporated | Gift | −53,400 | — | — |
| Feb 9, 2026 | Insmed Incorporated | Gift | +53,400 | — | — |
| Jun 18, 2025 | Rhythm Pharmaceuticals Inc. | Option exercise | +4,000 | — | — |
| Jun 9, 2025 | X4 Pharmaceuticals Inc. | Grant or award | +1,500 | — | — |
| Jun 4, 2025 | Insmed Incorporated | Open-market sale | −3,000 | $73.27 | $219,810 |
| Jun 3, 2025 | Rhythm Pharmaceuticals Inc. | Option exercise | +65,431 | $4.59 | $300,328 |
| Jun 3, 2025 | Insmed Incorporated | Open-market sale | −3,250 | $71.30 | $231,725 |
| Jun 3, 2025 | Rhythm Pharmaceuticals Inc. | Open-market sale | −55,558 | $65.15 | $3,619,604 |
| Jun 3, 2025 | Rhythm Pharmaceuticals Inc. | Open-market sale | −9,873 | $65.64 | $648,064 |
| May 15, 2025 | Insmed Incorporated | Grant or award | +5,058 | — | — |
| Jun 21, 2024 | Rhythm Pharmaceuticals Inc. | Option exercise | +3,000 | — | — |
| Jun 10, 2024 | X4 Pharmaceuticals Inc. | Grant or award | +45,000 | — | — |
| May 13, 2024 | Insmed Incorporated | Grant or award | +13,162 | — | — |
| Jun 13, 2023 | X4 Pharmaceuticals Inc. | Grant or award | +45,000 | — | — |
Questions about David W. J. Mcgirr
What boards is David W. J. Mcgirr on?
David W. J. Mcgirr sits on the boards of Insmed Incorporated, Rhythm Pharmaceuticals Inc. and X4 Pharmaceuticals Inc.
How long has David W. J. Mcgirr served on boards?
Our records show at least 10 years of board service across 3 boards, the earliest from 2023.
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