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.
Allison Transmission Holdings Inc.
Director · Chair, President and CEO
Chief executive roles
Allison Transmission Holdings Inc.
· Chairman, President and CEO
Dates unknown
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 |
|---|---|---|---|---|---|
| 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 | — | — |
| Feb 28, 2025 | Allison Transmission Holdings Inc. | Shares withheld for tax | −39,029 | $101.75 | $3,971,201 |
| Feb 24, 2025 | Allison Transmission Holdings Inc. | Option exercise | +14,767 | — | — |
| Feb 24, 2025 | Allison Transmission Holdings Inc. | Option exercise | +767 | — | — |
| Feb 24, 2025 | Allison Transmission Holdings Inc. | Shares withheld for tax | −6,843 | $98.54 | $674,309 |
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