Graziosi David S. (CIK 1543492) reported 20 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-03). Recent activity: Buy ALSN (78,893 shares), Sell ALSN (34,713 shares), Buy ALSN (10,474 shares), Buy ALSN (240 shares), Buy ALSN (13,418 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-03 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 78,893 | $0 |
| 2026-03-03 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Sell | 34,713 | $4.3M |
| 2026-02-24 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 10,474 | $0 |
| 2026-02-24 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 240 | $0 |
| 2026-02-24 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 13,418 | $0 |
| 2026-02-24 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 561 | $0 |
| 2026-02-24 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Sell | 10,502 | $1.2M |
| 2026-02-23 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 5,971 | $0 |
| 2026-02-23 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 67 | $0 |
| 2026-02-23 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Sell | 1,771 | $208,588 |
| 2025-03-04 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 88,600 | $0 |
| 2025-03-04 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Sell | 39,029 | $4.0M |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 10,473 | $0 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 119 | $0 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 13,417 | $0 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 405 | $0 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Sell | 9,304 | $936,634 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 14,767 | $0 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Buy | 767 | $0 |
| 2025-02-25 | Allison Transmission Holdings Inc (ALSN) | Chair, President and CEO | Sell | 6,843 | $674,309 |
Source: SEC Form 4 filings · as of 2026-03-03