InsiderTrades

Form 4 for ALSN Allison Transmission Holdings Inc

Accepted 2026-06-08 16:05:10 ET · period of report 2026-06-04 · accession 0001741824-26-000004 · 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 2026-06-08 16:05 2026-06-04 ALSN Bohley G Frederick See Remarks M - OptEx — +543 113.1K +0.5% —
D 2026-06-08 16:05 2026-06-04 ALSN Bohley G Frederick See Remarks F - Tax $118.38 -242 112.9K -0.2% -$28.6K
DM 2026-06-08 16:05 2026-06-04 ALSN Bohley G Frederick See Remarks M - OptEx $0.00 -543 170 -76% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-04 M A 533 — 113,118 D — — (F1) Settlement of restricted stock units ("RSUs") granted on June 4, 2024. Each RSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock.
2 Common Common Stock 2026-06-04 M A 10 — 113,128 D — — (F2) Settlement of dividend equivalent rights ("DERs"). The DERs accrued when and as dividends were paid on ALSN common stock and vest proportionately with the RSU to which they relate. Each DER is the economic equivalent of one share of ALSN common stock.
3 Common Common Stock 2026-06-04 F D 242 $118.38 112,886 D — — (F3) Represents shares withheld by ALSN to satisfy tax withholding obligations on the vesting of RSUs and DERs.
4 Derivative Restricted Stock Units 2026-06-04 M D 533 $0.00 534 D — · — to — 533 Common Stock (F1) Settlement of restricted stock units ("RSUs") granted on June 4, 2024. Each RSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock. (F1) Settlement of restricted stock units ("RSUs") granted on June 4, 2024. Each RSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock. (F1) Settlement of restricted stock units ("RSUs") granted on June 4, 2024. Each RSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock.
5 Derivative Dividend Equivalent Rights 2026-06-04 M D 10 $0.00 170 D — · — to — 10 Common Stock (F2) Settlement of dividend equivalent rights ("DERs"). The DERs accrued when and as dividends were paid on ALSN common stock and vest proportionately with the RSU to which they relate. Each DER is the economic equivalent of one share of ALSN common stock. (F2) Settlement of dividend equivalent rights ("DERs"). The DERs accrued when and as dividends were paid on ALSN common stock and vest proportionately with the RSU to which they relate. Each DER is the economic equivalent of one share of ALSN common stock. (F2) Settlement of dividend equivalent rights ("DERs"). The DERs accrued when and as dividends were paid on ALSN common stock and vest proportionately with the RSU to which they relate. Each DER is the economic equivalent of one share of ALSN common stock.