David S. Graziosi
Chairman, President and CEO at Allison Transmission Holdings Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Allison Transmission Holdings Inc., 3 years.
Chief executive roles
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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Allison Transmission Holdings Inc. May 6, 202698.5%
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Allison Transmission Holdings Inc. May 7, 202595.2%
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Allison Transmission Holdings Inc. May 8, 202496.3%
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Allison Transmission Holdings Inc. May 3, 202394.4%
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 |
|---|---|---|---|---|---|
| Aug 21, 2026 | Allison Transmission Holdings Inc. | Option exercise | +26,708 | $38.11 | $1,017,842 |
| Aug 21, 2026 | Allison Transmission Holdings Inc. | Open-market sale | −13,100 | $132.44 | $1,734,964 |
| Aug 21, 2026 | Allison Transmission Holdings Inc. | Open-market sale | −9,050 | $133.21 | $1,205,551 |
| Aug 21, 2026 | Allison Transmission Holdings Inc. | Open-market sale | −4,558 | $134.05 | $611,000 |
| Feb 28, 2026 | Allison Transmission Holdings Inc. | Option exercise | +78,893 | — | — |
| Feb 28, 2026 | Allison Transmission Holdings Inc. | Shares withheld for tax | −34,713 | $125.30 | $4,349,539 |
| Feb 22, 2026 | Allison Transmission Holdings Inc. | Option exercise | +10,474 | — | — |
| Feb 22, 2026 | Allison Transmission Holdings Inc. | Option exercise | +240 | — | — |
| Feb 22, 2026 | Allison Transmission Holdings Inc. | Option exercise | +13,418 | — | — |
| Feb 22, 2026 | Allison Transmission Holdings Inc. | Option exercise | +561 | — | — |
| Feb 22, 2026 | Allison Transmission Holdings Inc. | Shares withheld for tax | −10,502 | $118.85 | $1,248,163 |
| Feb 19, 2026 | Allison Transmission Holdings Inc. | Grant or award | +5,971 | — | — |
| Feb 19, 2026 | Allison Transmission Holdings Inc. | Grant or award | +67 | — | — |
| Feb 19, 2026 | Allison Transmission Holdings Inc. | Shares withheld for tax | −1,771 | $117.78 | $208,588 |
| Feb 28, 2025 | Allison Transmission Holdings Inc. | Option exercise | +88,600 | — | — |
Questions about David S. Graziosi
What boards is David S. Graziosi on?
David S. Graziosi sits on the board of Allison Transmission Holdings Inc.
What company is David S. Graziosi the CEO of?
David S. Graziosi is Chairman, President and CEO of Allison Transmission Holdings Inc.
How long has David S. Graziosi served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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