Form 4 for ALSN Allison Transmission Holdings Inc
Accepted 2026-03-03 00:00:00 ET · period of report 2026-02-28 · accession 0001193125-26-088094 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-03-03 | 2026-02-28 | ALSN | Graziosi David S. | COB, Pres, CEO, Dir | F - Tax | $125.30 | -34.7K | 304.8K | -10% | -$4.35M |
| D | 2026-03-03 | 2026-02-28 | ALSN | Graziosi David S. | COB, Pres, CEO, Dir | M - OptEx | — | +78.9K | 339.6K | +30% | — |
| D | 2026-03-03 | 2026-02-28 | ALSN | Graziosi David S. | COB, Pres, CEO, Dir | M - OptEx | $0.00 | -78.9K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-02-28 | F | D | 34,713 | $125.30 | 304,843 | D | — | — | (F2) Represents shares withheld by ALSN to satisfy tax withholding obligations on the vesting of PSUs. |
| 2 | Common | Common Stock | 2026-02-28 | M | A | 78,893 | — | 339,556 | D | — | — | (F1) Settlement of performance-based restricted stock units ("PSUs") granted on February 22, 2023. Each PSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock. |
| 3 | Derivative | Performance Stock Units | 2026-02-28 | M | D | 78,893 | $0.00 | 0 | D | — · — to — | 78,893 Common Stock | (F1) Settlement of performance-based restricted stock units ("PSUs") granted on February 22, 2023. Each PSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock. |