Form 4 for ALSN Allison Transmission Holdings Inc
Accepted 2026-05-11 16:15:03 ET · period of report 2026-05-08 · accession 0001193125-26-216801 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-05-11 16:15 | 2026-05-08 | ALSN | Mell Scott A | CFO, Treas | S - Sale+OE | $125.00 | -2,270 | 1,053 | -68% | -$283.8K |
| D | 2026-05-11 16:15 | 2026-05-08 | ALSN | Mell Scott A | CFO, Treas | M - OptEx | $89.41 | +1,337 | 2,390 | +127% | +$119.5K |
| D | 2026-05-11 16:15 | 2026-05-08 | ALSN | Mell Scott A | CFO, Treas | M - OptEx | $0.00 | -1,337 | 6,687 | -17% | $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 | 2026-05-08 | S | D | 933 | $125.00 | 1,053 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-08 | M | A | 1,337 | $89.41 | 2,390 | D | — | — | |
| 3 | Common | Common Stock | 2026-05-08 | S | D | 1,337 | $125.00 | 1,053 | D | — | — | |
| 4 | Derivative | Employee Stock Option (right to buy) | 2026-05-08 | M | D | 1,337 | $0.00 | 6,687 | D | $89.41 · — to 2035-04-14 | 1,337 Common Stock | (F1) This option vests in three equal installments beginning on April 14, 2026. |