Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 11 years
- Director since
- 2023
11 years of board service in total across 3 boards, counting each seat separately. Longest: EPR Properties, 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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Luxfer Holdings PLC June 11, 202699.1%
-
COPT Defense Properties May 14, 202698.7%
-
EPR Properties May 5, 202698.7%
-
Luxfer Holdings PLC June 5, 202599.3%
-
COPT Defense Properties May 20, 202599.1%
-
EPR Properties May 6, 202597.4%
-
Luxfer Holdings PLC June 11, 202497.3%
-
EPR Properties May 29, 202497.9%
-
COPT Defense Properties May 9, 202498.7%
-
Luxfer Holdings PLC June 7, 202397.8%
-
EPR Properties May 24, 202398.3%
-
COPT Defense Properties May 11, 202398.3%
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 11, 2026 | Luxfer Holdings PLC | Option exercise | +8,953 | — | — |
| Jun 11, 2026 | Luxfer Holdings PLC | Open-market sale | −4,010 | $15.05 | $60,351 |
| Jun 1, 2026 | EPR Properties | Option exercise | +5,253 | — | — |
| May 14, 2026 | COPT Defense Properties | Grant or award | +3,803 | — | — |
| Mar 10, 2026 | EPR Properties | Open-market sale | −6,633 | $57.83 | $383,586 |
| Mar 10, 2026 | EPR Properties | Open-market sale | −3,000 | $57.38 | $172,140 |
| Sep 17, 2025 | COPT Defense Properties | Open-market sale | −4,896 | $30.72 | $150,405 |
| Sep 17, 2025 | COPT Defense Properties | Open-market sale | −3,000 | $30.52 | $91,560 |
| Jun 5, 2025 | Luxfer Holdings PLC | Option exercise | +9,207 | — | — |
| Jun 5, 2025 | Luxfer Holdings PLC | Open-market sale | −4,108 | $10.02 | $41,162 |
| Jun 2, 2025 | EPR Properties | Option exercise | +6,586 | — | — |
| May 20, 2025 | COPT Defense Properties | Grant or award | +3,922 | — | — |
| Jun 5, 2024 | Luxfer Holdings PLC | Option exercise | +5,218 | — | — |
| Jun 5, 2024 | Luxfer Holdings PLC | Shares withheld for tax | −2,611 | $9.73 | $25,405 |
| May 29, 2024 | EPR Properties | Option exercise | +6,633 | — | — |
Questions about Lisa G. Trimberger
What boards is Lisa G. Trimberger on?
Lisa G. Trimberger sits on the boards of COPT Defense Properties, EPR Properties and Luxfer Holdings PLC.
How long has Lisa G. Trimberger served on boards?
Our records show at least 11 years of board service across 3 boards, the earliest from 2023.
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