Form 4 Tracker
Allison Transmission Holdings Inc
ALSN

74 insider filings · Latest: Aug 31, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 30, 2025Jun 30 8:03 PMColl John
Proposed Sale
1,788$94.69$169.3K—

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May 21, 2025May 21 9:41 PMMilburn Ryan A.
Proposed Sale
3,412$105.24$359.1K—

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May 7, 2025May 7 9:34 PMScroggins Eric C.
Proposed Sale
5,358$98.05$525.4K—

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Apr 1, 2025Apr 1 8:43 PMColl John
Proposed Sale
1,788$95.33$170.5K—

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Mar 6, 2025Mar 6 9:38 PMMilburn Ryan A.
Proposed Sale
4,546$96.20$437.3K—

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Feb 27, 2025Feb 27 9:28 PMvan Niekerk Teresa
Proposed Sale
8,191$101.09$828.0K—

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Feb 26, 2025Feb 26 9:24 PMMilburn Ryan A.
Proposed Sale
793$100.00$79.3K—

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Feb 25, 2025Feb 25 9:16 PMMilburn Ryan A.
Proposed Sale
662$98.54$65.2K—

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Dec 31, 2024Dec 31 9:16 PMColl John
Proposed Sale
2,000$108.40$216.8K—

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Nov 29, 2024Nov 29 7:20 PMGraziosi David S.
Proposed Sale
11,590$119.44$1.4M—

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Nov 27, 2024Nov 27 9:47 PMGraziosi David S.
Proposed Sale
1,723$120.26$207.2K—

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Nov 26, 2024Nov 26 9:20 PMGraziosi David S.
Proposed Sale
3,609$120.06$433.3K—

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Nov 25, 2024Nov 25 10:25 PMGraziosi David S.
Proposed Sale
5,326$120.12$639.8K—

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Nov 15, 2024Nov 15 9:36 PMColl John
Proposed Sale
2,000$117.73$235.5K—

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Nov 5, 2024Nov 5 9:39 PMBasso Rafael
Proposed Sale
12,114$105.74$1.3M—

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Nov 5, 2024Nov 5 9:38 PMScroggins Eric C.
Proposed Sale
2,762$109.64$302.8K—

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Oct 7, 2024Oct 7 8:03 PMEifert Thomas
Proposed Sale
1,741$100.00$174.1K—

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Sep 30, 2024Sep 30 9:18 PMColl John
Proposed Sale
2,000$95.80$191.6K—

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Sep 26, 2024Sep 26 8:25 PMEifert Thomas
Proposed Sale
2,000$95.00$190.0K—

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Aug 29, 2024Aug 29 9:20 PMColl John
Proposed Sale
2,000$90.98$182.0K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 25, 2026Feb 27 9:00 PMScott A MellCFO & Treasurer
Grant/Award
8,947—8,947(D)

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Feb 25, 2026Feb 27 9:00 PMMichael Craig PriceTitle: President and Business Unit Leader, Allison Off-Highway Drive and Motion Systems
Grant/Award
5,302—5,302(D)

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Feb 25, 2026Feb 27 9:00 PMFrederick G BohleyTitle: President and Business Unit Leader Allison Transmission and Allison Chief Operating Officer
Grant/Award
9,515—9,515(D)

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Feb 25, 2026Feb 27 9:00 PMEric C. ScrogginsCLO & Asst. Secretary
Grant/Award
4,142—4,142(D)

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Feb 25, 2026Feb 27 9:00 PMDavid S. GraziosiDirector, Chair, President and CEO
Grant/Award
34,320—34,320(D)

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Feb 22, 2026Feb 24 9:00 PMEric C. ScrogginsCLO & Asst. Secretary
Option Exercise
963—24(D)

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Feb 21, 2026Feb 24 9:00 PMEric C. ScrogginsCLO & Asst. Secretary
Option Exercise
755—60(D)

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Feb 22, 2026Feb 24 9:00 PMFrederick G BohleyAllison COO,Pres.&BU Leader AT
Option Exercise
3,028—102(D)

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Feb 21, 2026Feb 24 9:00 PMFrederick G BohleyAllison COO,Pres.&BU Leader AT
Option Exercise
2,273—221(D)

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Feb 22, 2026Feb 24 9:00 PMDavid S. GraziosiDirector, Chair, President and CEO
Option Exercise
24,693—376(D)

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Feb 19, 2026Feb 23 9:05 PMDavid S. GraziosiDirector, Chair, President and CEO
Option Exercise
6,038—1,177(D)

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Feb 19, 2026Feb 23 9:05 PMEric C. ScrogginsCLO & Asst. Secretary
Option Exercise
420—75(D)

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Feb 19, 2026Feb 23 9:05 PMFrederick G BohleyAllison COO,Pres.&BU Leader AT
Option Exercise
1,607—271(D)

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Feb 13, 2026Feb 17 9:05 PMFrederick G BohleyAllison COO,Pres.&BU Leader AT
Option Exercise
10,348$23.590(D)

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Feb 11, 2026Feb 13 9:00 PMEric C. ScrogginsCLO & Asst. Secretary
Grant/Award
5,448—5,448(D)

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Feb 11, 2026Feb 13 9:00 PMDavid S. GraziosiDirector, Chair, President and CEO
Grant/Award
78,893—78,893(D)

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Feb 11, 2026Feb 13 9:00 PMFrederick G BohleyAllison COO,Pres.&BU Leader AT
Grant/Award
17,101—17,101(D)

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