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: Group 1 Automotive 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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GRAIL Inc. June 18, 202677.6%
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Group 1 Automotive Inc. May 12, 202699.5%
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Allegion plc June 5, 202597.5%
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Group 1 Automotive Inc. May 13, 202599.4%
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Group 1 Automotive Inc. May 15, 202495.1%
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Allegion plc June 8, 202387.6%
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Group 1 Automotive Inc. May 17, 202397.1%
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 |
|---|---|---|---|---|---|
| Oct 30, 2026 | Group 1 Automotive Inc. | Open-market sale | −550 | $260.52 | $143,286 |
| Oct 15, 2026 | GRAIL Inc. | Grant or award | +148 | $135.46 | $20,048 |
| Aug 28, 2026 | Allegion plc | Open-market purchase | +170 | $158.28 | $26,908 |
| Jul 15, 2026 | GRAIL Inc. | Grant or award | +268 | $74.36 | $19,928 |
| Jun 18, 2026 | GRAIL Inc. | Grant or award | +5,491 | $63.74 | $349,996 |
| Jun 5, 2026 | Allegion plc | Shares withheld for tax | −292 | $130.27 | $38,039 |
| Jun 4, 2026 | Allegion plc | Grant or award | +1,074 | — | — |
| Apr 15, 2026 | GRAIL Inc. | Grant or award | +396 | $49.79 | $19,717 |
| Feb 19, 2026 | Allegion plc | Open-market sale | −1,000 | $161.51 | $161,510 |
| Feb 18, 2026 | Allegion plc | Open-market sale | −400 | $163.79 | $65,516 |
| Jan 15, 2026 | GRAIL Inc. | Grant or award | +206 | $97.44 | $20,073 |
| Jan 2, 2026 | Group 1 Automotive Inc. | Grant or award | +575 | — | — |
| Oct 15, 2025 | GRAIL Inc. | Grant or award | +267 | $75.52 | $20,164 |
| Jul 29, 2025 | Group 1 Automotive Inc. | Open-market sale | −525 | $417.98 | $219,440 |
| Jul 15, 2025 | GRAIL Inc. | Grant or award | +517 | $38.53 | $19,920 |
Questions about Steven Mizell
What boards is Steven Mizell on?
Steven Mizell sits on the boards of Allegion plc, GRAIL Inc. and Group 1 Automotive Inc.
How long has Steven Mizell served on boards?
Our records show at least 10 years of board service across 3 boards, the earliest from 2023.
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