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: Alkermes plc, 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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DENTSPLY SIRONA Inc. June 2, 202699.6%
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Alkermes plc May 20, 202696.7%
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Alkermes plc May 21, 202599.4%
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Alkermes plc May 31, 202498.9%
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 12, 2026 | DENTSPLY SIRONA Inc. | Open-market purchase | +10,000 | $10.12 | $101,200 |
| Jun 3, 2026 | DENTSPLY SIRONA Inc. | Grant or award | +28,887 | — | — |
| May 21, 2026 | Alkermes plc | Option exercise | +6,142 | — | — |
| May 21, 2026 | Alkermes plc | Shares withheld for tax | −1,475 | $36.95 | $54,501 |
| May 31, 2025 | Alkermes plc | Option exercise | +8,013 | — | — |
| May 31, 2025 | Alkermes plc | Shares withheld for tax | −1,924 | $30.61 | $58,894 |
| Feb 14, 2025 | IDEXX Laboratories Inc. | Option exercise | +252 | — | — |
| Feb 14, 2025 | IDEXX Laboratories Inc. | Option exercise | +303 | — | — |
| Feb 14, 2025 | IDEXX Laboratories Inc. | Option exercise | +308 | — | — |
| Feb 14, 2025 | IDEXX Laboratories Inc. | Option exercise | +299 | — | — |
| Feb 14, 2025 | IDEXX Laboratories Inc. | Shares withheld for tax | −569 | $444.53 | $252,938 |
| Aug 5, 2024 | IDEXX Laboratories Inc. | Option exercise | +192 | — | — |
| Aug 5, 2024 | IDEXX Laboratories Inc. | Shares withheld for tax | −117 | $455.08 | $53,244 |
| Jun 29, 2024 | Alkermes plc | Option exercise | +6,104 | — | — |
| Jun 29, 2024 | Alkermes plc | Shares withheld for tax | −1,465 | $24.10 | $35,307 |
Questions about Brian P. Mckeon
What boards is Brian P. Mckeon on?
Brian P. Mckeon sits on the boards of Alkermes plc and DENTSPLY SIRONA Inc.
How long has Brian P. Mckeon served on boards?
Our records show at least 5 years of board service across 2 boards, the earliest from 2023.
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