Last 12 months
Inside the activity.
0 purchase rows · 12 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 0 |
| Dec 2025 | 0 | 1 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 3 |
| Mar 2026 | 0 | 1 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 2 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 5 |
| Sep 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Graziosi David S.Director · Chair, President and CEO
|
GrantDividend Equivalent Rights · Derivative | 131 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380149 · ownership.xml · derivative · entry 1 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 799 Underlying: Common Stock · 131 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Perna GustaveDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380146 · ownership.xml · derivative · entry 1 Perna Gustave · CIK 0001942585 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
BARBOUR D. SCOTTDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380145 · ownership.xml · derivative · entry 1 BARBOUR D. SCOTT · CIK 0001716232 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Mell Scott ACFO & Treasurer
|
GrantDividend Equivalent Rights · Derivative | 28 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380147 · ownership.xml · derivative · entry 1 Mell Scott A · CIK 0001860129 · CFO & Treasurer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 130 Underlying: Common Stock · 28 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
HAZNEDAR CAROLANN IDirector
|
GrantDividend Equivalent Rights · Derivative | 52 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380150 · ownership.xml · derivative · entry 1 HAZNEDAR CAROLANN I · CIK 0001756619 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,607 Underlying: Common Stock · 52 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Price Michael CraigSee Remarks
|
GrantDividend Equivalent Rights · Derivative | 38 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380148 · ownership.xml · derivative · entry 1 Price Michael Craig · CIK 0002035862 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 122 Underlying: Common Stock · 38 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Shivram KrishnaDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380151 · ownership.xml · derivative · entry 1 Shivram Krishna · CIK 0001512863 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
EVERITT DAVID CDirector
|
GrantDividend Equivalent Rights · Derivative | 64 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380153 · ownership.xml · derivative · entry 1 EVERITT DAVID C · CIK 0001196652 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,826 Underlying: Common Stock · 64 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Ostojic SashaDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380138 · ownership.xml · derivative · entry 1 Ostojic Sasha · CIK 0001942133 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Christman Philip JDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380139 · ownership.xml · derivative · entry 1 Christman Philip J · CIK 0001756611 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Altmaier Judy LDirector
|
GrantDividend Equivalent Rights · Derivative | 50 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380141 · ownership.xml · derivative · entry 1 Altmaier Judy L · CIK 0001474806 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,484 Underlying: Common Stock · 50 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Scroggins Eric C.CLO & Asst. Secretary
|
GrantDividend Equivalent Rights · Derivative | 11 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380143 · ownership.xml · derivative · entry 1 Scroggins Eric C. · CIK 0001543507 · CLO & Asst. Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 61 Underlying: Common Stock · 11 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 31, 2026 Filed Sep 2, 2026 20:00 UTC |
Bohley G FrederickSee Remarks
|
GrantDividend Equivalent Rights · Derivative | 35 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-380144 · ownership.xml · derivative · entry 1 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 205 Underlying: Common Stock · 35 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| August 21, 2026 Filed Aug 26, 2026 01:10 UTC |
Graziosi David S.Director · Chair, President and CEO
|
Exercise / conversionEmployee Stock Option (right to buy) · Derivative | 26,708 | $0.00 Strike: $38.11 | $0.00 |
DisclosureSEC source: 0001193125-26-365668 · ownership.xml · derivative · entry 5 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 17,593 Underlying: Common Stock · 26,708 shares Expires 2032-02-24 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · derivative.exercise_date: This option vested in three equal annual installments beginning on February 24, 2023. Read SEC document |
| August 21, 2026 Filed Aug 26, 2026 01:10 UTC |
Graziosi David S.Director · Chair, President and CEO
|
SaleCommon Stock | 4,558 | $134.05 | $610,990.33 |
DisclosureSEC source: 0001193125-26-365668 · ownership.xml · nonDerivative · entry 4 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 304,843 F3 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $134.000000 to $134.120000. The reporting person undertakes to provide ALSN or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 21, 2026 Filed Aug 26, 2026 01:10 UTC |
Graziosi David S.Director · Chair, President and CEO
|
SaleCommon Stock | 9,050 | $133.21 | $1,205,564.98 |
DisclosureSEC source: 0001193125-26-365668 · ownership.xml · nonDerivative · entry 3 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 309,401 F2 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $133.000000 to $133.360000. The reporting person undertakes to provide ALSN or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 21, 2026 Filed Aug 26, 2026 01:10 UTC |
Graziosi David S.Director · Chair, President and CEO
|
SaleCommon Stock | 13,100 | $132.44 | $1,734,914.22 |
DisclosureSEC source: 0001193125-26-365668 · ownership.xml · nonDerivative · entry 2 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 318,451 F1 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $132.000000 to $132.990000. The reporting person undertakes to provide Allison Transmission Holdings, Inc. ("ALSN") or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 21, 2026 Filed Aug 26, 2026 01:10 UTC |
Graziosi David S.Director · Chair, President and CEO
|
Exercise / conversionCommon Stock | 26,708 | $38.11 | $1,017,841.88 |
DisclosureSEC source: 0001193125-26-365668 · ownership.xml · nonDerivative · entry 1 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 331,551 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| August 11, 2026 Filed Aug 13, 2026 21:00 UTC |
Scroggins Eric C.CLO & Asst. Secretary
|
SaleCommon Stock | 1,050 | $125.00 | $131,250.00 |
DisclosureSEC source: 0001193125-26-349536 · ownership.xml · nonDerivative · entry 1 Scroggins Eric C. · CIK 0001543507 · CLO & Asst. Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 16,604 Read SEC document |
| August 10, 2026 Filed Aug 11, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Exercise / conversionEmployee Stock Option (right to buy) · Derivative | 3,961 | $0.00 Strike: $37.11 | $0.00 |
DisclosureSEC source: 0001193125-26-344582 · ownership.xml · derivative · entry 4 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 3,961 shares Expires 2027-02-21 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_date: This option vested on February 22, 2020. Read SEC document |
| August 10, 2026 Filed Aug 11, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
SaleCommon Stock | 3,961 | $122.38 | $484,748.37 |
DisclosureSEC source: 0001193125-26-344582 · ownership.xml · nonDerivative · entry 2 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 112,886 Read SEC document |
| August 10, 2026 Filed Aug 11, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Exercise / conversionCommon Stock | 3,961 | $37.11 | $146,992.71 |
DisclosureSEC source: 0001193125-26-344582 · ownership.xml · nonDerivative · entry 1 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 116,847 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| June 04, 2026 Filed Jun 8, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Exercise / conversionDividend Equivalent Rights · Derivative | 10 | $0.00 | $0.00 |
DisclosureSEC source: 0001741824-26-000004 · ownership.xml · derivative · entry 6 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 170 Underlying: Common Stock · 10 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_price: 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 · derivative.exercise_date: 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 · derivative.expiration_date: 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. Read SEC document |
| June 04, 2026 Filed Jun 8, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Exercise / conversionRestricted Stock Units · Derivative | 533 | $0.00 | $0.00 |
DisclosureSEC source: 0001741824-26-000004 · ownership.xml · derivative · entry 5 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 534 Underlying: Common Stock · 533 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_price: 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 · derivative.exercise_date: 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 · derivative.expiration_date: 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. Read SEC document |
| June 04, 2026 Filed Jun 8, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Tax withholdingCommon Stock | 242 | $118.38 | $28,647.96 |
DisclosureSEC source: 0001741824-26-000004 · ownership.xml · nonDerivative · entry 3 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 112,886 F3 · shares: Represents shares withheld by ALSN to satisfy tax withholding obligations on the vesting of RSUs and DERs. Read SEC document |
| June 04, 2026 Filed Jun 8, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Exercise / conversionCommon Stock | 10 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001741824-26-000004 · ownership.xml · nonDerivative · entry 2 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 113,128 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · price: 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. Read SEC document |
| June 04, 2026 Filed Jun 8, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
Exercise / conversionCommon Stock | 533 | Not disclosed | Not disclosed |
DisclosureSEC source: 0001741824-26-000004 · ownership.xml · nonDerivative · entry 1 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 113,118 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · price: 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. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Price Michael CraigSee Remarks
|
GrantDividend Equivalent Rights · Derivative | 42 | $0.00 | $0.00 |
DisclosureSEC source: 0002035862-26-000005 · ownership.xml · derivative · entry 1 Price Michael Craig · CIK 0002035862 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 84 Underlying: Common Stock · 42 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Mell Scott ACFO & Treasurer
|
GrantDividend Equivalent Rights · Derivative | 31 | $0.00 | $0.00 |
DisclosureSEC source: 0001860129-26-000002 · ownership.xml · derivative · entry 1 Mell Scott A · CIK 0001860129 · CFO & Treasurer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 102 Underlying: Common Stock · 31 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
HAZNEDAR CAROLANN IDirector
|
GrantDividend Equivalent Rights · Derivative | 59 | $0.00 | $0.00 |
DisclosureSEC source: 0001756619-26-000002 · ownership.xml · derivative · entry 1 HAZNEDAR CAROLANN I · CIK 0001756619 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,555 Underlying: Common Stock · 59 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Christman Philip JDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001756611-26-000002 · ownership.xml · derivative · entry 1 Christman Philip J · CIK 0001756611 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Altmaier Judy LDirector
|
GrantDividend Equivalent Rights · Derivative | 57 | $0.00 | $0.00 |
DisclosureSEC source: 0001474806-26-000002 · ownership.xml · derivative · entry 1 Altmaier Judy L · CIK 0001474806 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,434 Underlying: Common Stock · 57 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
EVERITT DAVID CDirector
|
GrantDividend Equivalent Rights · Derivative | 73 | $0.00 | $0.00 |
DisclosureSEC source: 0001196652-26-000002 · ownership.xml · derivative · entry 1 EVERITT DAVID C · CIK 0001196652 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,762 Underlying: Common Stock · 73 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded deferred stock units ("DSUs") and vest proportionately with the DSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Scroggins Eric C.CLO & Asst. Secretary
|
GrantDividend Equivalent Rights · Derivative | 13 | $0.00 | $0.00 |
DisclosureSEC source: 0001543507-26-000002 · ownership.xml · derivative · entry 1 Scroggins Eric C. · CIK 0001543507 · CLO & Asst. Secretary 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 50 Underlying: Common Stock · 13 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Graziosi David S.Director · Chair, President and CEO
|
GrantDividend Equivalent Rights · Derivative | 144 | $0.00 | $0.00 |
DisclosureSEC source: 0001543492-26-000002 · ownership.xml · derivative · entry 1 Graziosi David S. · CIK 0001543492 · Director · Chair, President and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 668 Underlying: Common Stock · 144 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
BARBOUR D. SCOTTDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001716232-26-000003 · ownership.xml · derivative · entry 1 BARBOUR D. SCOTT · CIK 0001716232 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Bohley G FrederickSee Remarks
|
GrantDividend Equivalent Rights · Derivative | 39 | $0.00 | $0.00 |
DisclosureSEC source: 0001741824-26-000002 · ownership.xml · derivative · entry 1 Bohley G Frederick · CIK 0001741824 · See Remarks 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 180 Underlying: Common Stock · 39 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Perna GustaveDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001942585-26-000002 · ownership.xml · derivative · entry 1 Perna Gustave · CIK 0001942585 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Ostojic SashaDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001942133-26-000002 · ownership.xml · derivative · entry 1 Ostojic Sasha · CIK 0001942133 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Shivram KrishnaDirector
|
GrantDividend Equivalent Rights · Derivative | 3 | $0.00 | $0.00 |
DisclosureSEC source: 0001512863-26-000002 · ownership.xml · derivative · entry 1 Shivram Krishna · CIK 0001512863 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3 Underlying: Common Stock · 3 shares Expires not disclosed F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock. Read SEC document |
| May 08, 2026 Filed May 11, 2026 20:15 UTC |
Mell Scott ACFO & Treasurer
|
Exercise / conversionEmployee Stock Option (right to buy) · Derivative | 1,337 | $0.00 Strike: $89.41 | $0.00 |
DisclosureSEC source: 0001193125-26-216801 · ownership.xml · derivative · entry 4 Mell Scott A · CIK 0001860129 · CFO & Treasurer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6,687 Underlying: Common Stock · 1,337 shares Expires 2035-04-14 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_date: This option vests in three equal installments beginning on April 14, 2026. Read SEC document |
| May 08, 2026 Filed May 11, 2026 20:15 UTC |
Mell Scott ACFO & Treasurer
|
SaleCommon Stock | 1,337 | $125.00 | $167,125.00 |
DisclosureSEC source: 0001193125-26-216801 · ownership.xml · nonDerivative · entry 3 Mell Scott A · CIK 0001860129 · CFO & Treasurer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,053 Read SEC document |
| May 08, 2026 Filed May 11, 2026 20:15 UTC |
Mell Scott ACFO & Treasurer
|
Exercise / conversionCommon Stock | 1,337 | $89.41 | $119,541.17 |
DisclosureSEC source: 0001193125-26-216801 · ownership.xml · nonDerivative · entry 2 Mell Scott A · CIK 0001860129 · CFO & Treasurer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,390 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| May 08, 2026 Filed May 11, 2026 20:15 UTC |
Mell Scott ACFO & Treasurer
|
SaleCommon Stock | 933 | $125.00 | $116,625.00 |
DisclosureSEC source: 0001193125-26-216801 · ownership.xml · nonDerivative · entry 1 Mell Scott A · CIK 0001860129 · CFO & Treasurer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,053 Read SEC document |
| May 07, 2026 Filed May 8, 2026 20:00 UTC |
HAZNEDAR CAROLANN IDirector
|
GrantDeferred Stock Units · Derivative | 1,503 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-214566 · ownership.xml · derivative · entry 1 HAZNEDAR CAROLANN I · CIK 0001756619 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 23,312 Underlying: Common Stock · 1,503 shares Expires not disclosed F1 · security: The deferred stock units ("DSUs") represent the portion of the reporting person's annual equity award under the Allison Transmission Holdings, Inc. (the "Company") Ninth Amended and Restated Non-Employee Director Compensation Policy deferred pursuant to the Company's Amended and Restated Non-Employee Director Deferred Compensation Plan. F2 · derivative.exercise_price: Each DSU is the economic equivalent of one share of the Company's common stock. The DSUs become payable, in common stock, or at the Company's election cash, at the earlier of the reporting person's separation from service or a change in control. DSUs earn dividend equivalents when dividends are declared on the Company's common stock. F4 · price: The number of DSUs received was calculated based on $123.02, which was the closing price of the Company's common stock on the date of grant. F3 · derivative.exercise_date: The DSUs vest on the date of the next annual meeting of the stockholders of the Company. F3 · derivative.expiration_date: The DSUs vest on the date of the next annual meeting of the stockholders of the Company. Read SEC document |
| May 07, 2026 Filed May 8, 2026 20:00 UTC |
Christman Philip JDirector
|
GrantRestricted Stock Units · Derivative | 1,503 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-214560 · ownership.xml · derivative · entry 5 Christman Philip J · CIK 0001756611 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,503 Underlying: Common Stock · 1,503 shares Expires not disclosed F9 · security: The RSUs represent the reporting person's annual equity award under the Company's Ninth Amended and Restated Non-Employee Director Compensation Policy. F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Company's common stock. F11 · price: The number of RSUs received was calculated based on $123.02, which was the closing price of the Company's common stock on the date of grant. F10 · derivative.exercise_date: The RSUs vest on the date of the next annual meeting of the stockholders of the Company. Unvested RSUs earn dividend equivalents when dividends are declared on the Company's common stock. F10 · derivative.expiration_date: The RSUs vest on the date of the next annual meeting of the stockholders of the Company. Unvested RSUs earn dividend equivalents when dividends are declared on the Company's common stock. Read SEC document |
| May 07, 2026 Filed May 8, 2026 20:00 UTC |
Altmaier Judy LDirector
|
GrantDeferred Stock Units · Derivative | 1,503 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-214567 · ownership.xml · derivative · entry 1 Altmaier Judy L · CIK 0001474806 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 22,519 Underlying: Common Stock · 1,503 shares Expires not disclosed F1 · security: The deferred stock units ("DSUs") represent the portion of the reporting person's annual equity award under the Allison Transmission Holdings, Inc. (the "Company") Ninth Amended and Restated Non-Employee Director Compensation Policy deferred pursuant to the Company's Amended and Restated Non-Employee Director Deferred Compensation Plan. F2 · derivative.exercise_price: Each DSU is the economic equivalent of one share of the Company's common stock. The DSUs become payable, in common stock, or at the Company's election cash, at the earlier of the reporting person's separation from service or a change in control. DSUs earn dividend equivalents when dividends are declared on the Company's common stock. F4 · price: The number of DSUs received was calculated based on $123.02, which was the closing price of the Company's common stock on the date of grant. F3 · derivative.exercise_date: The DSUs vest on the date of the next annual meeting of the stockholders of the Company. F3 · derivative.expiration_date: The DSUs vest on the date of the next annual meeting of the stockholders of the Company. Read SEC document |
| May 07, 2026 Filed May 8, 2026 20:00 UTC |
BARBOUR D. SCOTTDirector
|
GrantRestricted Stock Units · Derivative | 1,503 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-214564 · ownership.xml · derivative · entry 5 BARBOUR D. SCOTT · CIK 0001716232 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,503 Underlying: Common Stock · 1,503 shares Expires not disclosed F9 · security: The RSUs represent the reporting person's annual equity award under the Company's Ninth Amended and Restated Non-Employee Director Compensation Policy. F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Company's common stock. F11 · price: The number of RSUs received was calculated based on $123.02, which was the closing price of the Company's common stock on the date of grant. F10 · derivative.exercise_date: The RSUs vest on the date of the next annual meeting of the stockholders of the Company. Unvested RSUs earn dividend equivalents when dividends are declared on the Company's common stock. F10 · derivative.expiration_date: The RSUs vest on the date of the next annual meeting of the stockholders of the Company. Unvested RSUs earn dividend equivalents when dividends are declared on the Company's common stock. Read SEC document |
| May 07, 2026 Filed May 8, 2026 20:00 UTC |
EVERITT DAVID CDirector
|
GrantDeferred Stock Units · Derivative | 1,503 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-214565 · ownership.xml · derivative · entry 1 EVERITT DAVID C · CIK 0001196652 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 36,131 Underlying: Common Stock · 1,503 shares Expires not disclosed F1 · security: The deferred stock units ("DSUs") represent the portion of the reporting person's annual equity award under the Allison Transmission Holdings, Inc. (the "Company") Ninth Amended and Restated Non-Employee Director Compensation Policy deferred pursuant to the Company's Amended and Restated Non-Employee Director Deferred Compensation Plan. F2 · derivative.exercise_price: Each DSU is the economic equivalent of one share of the Company's common stock. The DSUs become payable, in common stock, or at the Company's election cash, at the earlier of the reporting person's separation from service or a change in control. DSUs earn dividend equivalents when dividends are declared on the Company's common stock. F4 · price: The number of DSUs received was calculated based on $123.02, which was the closing price of the Company's common stock on the date of grant. F3 · derivative.exercise_date: The DSUs vest on the date of the next annual meeting of the stockholders of the Company. F3 · derivative.expiration_date: The DSUs vest on the date of the next annual meeting of the stockholders of the Company. Read SEC document |
| May 07, 2026 Filed May 8, 2026 20:00 UTC |
Ostojic SashaDirector
|
GrantRestricted Stock Units · Derivative | 1,503 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-214562 · ownership.xml · derivative · entry 4 Ostojic Sasha · CIK 0001942133 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,503 Underlying: Common Stock · 1,503 shares Expires not disclosed F7 · security: The RSUs represent the reporting person's annual equity award under the Company's Ninth Amended and Restated Non-Employee Director Compensation Policy. F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Company's common stock. F9 · price: The number of RSUs received was calculated based on $123.02, which was the closing price of the Company's common stock on the date of grant. F8 · derivative.exercise_date: The RSUs vest on the date of the next annual meeting of the stockholders of the Company. Unvested RSUs earn dividend equivalents when dividends are declared on the Company's common stock. F8 · derivative.expiration_date: The RSUs vest on the date of the next annual meeting of the stockholders of the Company. Unvested RSUs earn dividend equivalents when dividends are declared on the Company's common stock. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.