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Allison Transmission Holdings Inc
Motor Vehicle Parts & Accessories · DE · CIK 1411207
Allison designs and manufactures advanced automatic transmissions and propulsion solutions for commercial and defense vehicles
red 8-K · 90d
$9.73B
Market cap
$115.36
Last close
-3.7%
1D
-4.8%
5D
1.1M
Volume
Price · last 39 sessions-10.6%
May 4L $108.01 · H $129.04Jun 29
98
Total filings
Jun 16, 2026
Last filing
12/31
Fiscal year end
8-KMaterial Agreement · Reg FD DisclosureJun 16, 20268-KExecutive Change · Shareholder VoteMay 8, 202610-Q10-QMay 7, 20268-KResults of OperationsMay 4, 2026DEFA14ADEFA14AMar 25, 2026DEF 14ADEF 14AMar 25, 20268-K/ACompany UpdateMar 16, 202610-K10-KFeb 24, 20268-KResults of OperationsFeb 23, 20268-KExecutive Change · Material AgreementJan 2, 20268-KMaterial Agreement · New Debt / ObligationNov 24, 20258-KCompany UpdateNov 7, 20258-KReg FD DisclosureNov 4, 20258-KReg FD DisclosureOct 31, 202510-Q10-QOct 30, 20258-KResults of OperationsOct 29, 202510-Q10-QAug 5, 20258-KResults of OperationsAug 4, 20258-KMaterial Agreement · Company UpdateJun 13, 20258-KReg FD DisclosureJun 11, 20258-KBylaw Amendment · Shareholder VoteMay 9, 202510-Q10-QMay 2, 20258-KResults of OperationsMay 1, 20258-KExecutive Change · Reg FD DisclosureApr 10, 2025DEFA14ADEFA14AApr 7, 2025DEFA14ADEFA14AMar 26, 2025DEF 14ADEF 14AMar 26, 20258-KExecutive Change · Company UpdateFeb 20, 202510-K10-KFeb 13, 20258-KResults of OperationsFeb 11, 202510-Q10-QOct 30, 20248-KResults of OperationsOct 29, 202410-Q10-QJul 26, 20248-KResults of OperationsJul 25, 20248-KExecutive Change · Reg FD DisclosureJun 4, 20248-KExecutive Change · Shareholder VoteMay 10, 202410-Q10-QApr 26, 20248-KResults of OperationsApr 25, 2024DEFA14ADEFA14AMar 29, 2024DEF 14ADEFINITIVE PROXY STATEMENTSMar 29, 20248-KMaterial Agreement · Reg FD DisclosureMar 18, 202410-K10-KFeb 14, 20248-KResults of OperationsFeb 13, 202410-Q10-QOct 26, 20238-KResults of OperationsOct 25, 202310-Q10-QJul 28, 20238-KResults of OperationsJul 27, 20238-KBylaw Amendment · Shareholder VoteMay 5, 202310-Q10-QApr 28, 20238-KResults of OperationsApr 27, 2023DEFA14ADEFA14AMar 24, 2023DEF 14ADEF 14AMar 24, 20238-KMaterial AgreementMar 6, 202310-K10-KFeb 16, 20238-KResults of OperationsFeb 15, 2023SC 13GSC 13GFeb 10, 202310-Q10-QOct 27, 20228-KResults of OperationsOct 26, 20228-KExecutive ChangeAug 9, 202210-Q10-QAug 4, 20228-KResults of OperationsAug 3, 20228-KExecutive ChangeJul 26, 20228-KExecutive ChangeJul 19, 20228-KShareholder VoteMay 10, 202210-Q10-QApr 28, 20228-KResults of OperationsApr 27, 2022DEFA14ADEFA14AMar 25, 2022DEF 14ADEF 14AMar 25, 20228-KCompany UpdateFeb 24, 202210-K10-KFeb 17, 20228-KResults of OperationsFeb 16, 2022SC 13GSC 13GFeb 14, 20228-KExecutive ChangeJan 27, 202210-QQ3 2021 10-QOct 28, 20218-KResults of OperationsOct 27, 20218-KReg FD DisclosureSep 22, 20218-KReg FD DisclosureSep 16, 202110-QALSN-10Q-20210630Jul 29, 20218-KResults of OperationsJul 28, 20218-KExecutive ChangeMay 27, 2021
Insider Activity
In the 90 days to Mar 9, 2026: 3 sold $1.5M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 9, 2026 | Scroggins Eric C.CLO & Asst. Secretary | Sell | 1,313 | $114.40 | $150K |
| Feb 13, 2026 | Bohley G FrederickAllison COO,Pres.&BU Leader AT | Sell | 4,712 | $117.02 | $551K |
| Feb 13, 2026 | Bohley G FrederickAllison COO,Pres.&BU Leader AT | Sell | 4,508 | $116.00 | $523K |
| Feb 13, 2026 | Bohley G FrederickAllison COO,Pres.&BU Leader AT | Sell | 1,128 | $115.41 | $130K |
| Dec 31, 2025 | Coll JohnSVP, Global MSS | Sell | 1,791 | $98.79 | $177K |
| Sep 30, 2025 | Coll JohnSVP, Global MSS | Sell | 1,788 | $84.32 | $151K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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