David S. Graziosi, Chair, President and CEO at Allison Transmission Holdings Inc (ALSN), sold 26,708 shares at $132.44 ($3.6M) on 2026-08-21, disclosed to the SEC on 2026-08-25.
Open-market sale of $3.6M ALSN by Chair, President and CEO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $132.44 | 13,100 | $1.7M | 48.9% |
| 2 | $133.21 | 9,050 | $1.2M | 33.9% |
| 3 | $134.05 | 4,558 | $611K | 17.2% |
| Total | $132.97 avg | 26,708 | $3.6M | 100% |
| Filing → |
| ALSN | SELL | 2024-02-28 | $19.0M | — | Filing → |
| ALSN | SELL | 2024-02-27 | $10.8M | — | Filing → |
| ALSN | SELL | 2024-02-20 | $9.7M | — | Filing → |