Company facts
- Industry
- Motor Vehicle Parts & Accessories
- Headquarters
- Indianapolis, Indiana
- Most recent report
- 10-Q, filed Aug 5, 2026
- Incorporated
- Delaware
- Filings on record
- 1,003+ filings
- On EDGAR
- CIK 1411207
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 25
News 8 of 57
- 8-K Quarterly results Aug 3, 2026
- 8-K Significant contract Jun 16, 2026
- 8-K Leadership change May 8, 2026
- 8-K Quarterly results May 4, 2026
- 8-K/A Current report on a material event, amended Mar 16, 2026
- 8-K Quarterly results Feb 23, 2026
- 8-K Leadership change Jan 2, 2026
- 8-K Significant contract Nov 24, 2025
Proxies 8 of 14
- DEFA14A Extra proxy material Mar 25, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 25, 2026
- DEFA14A Extra proxy material Apr 7, 2025
- DEFA14A Extra proxy material Mar 26, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 26, 2025
- PRE 14A Preliminary proxy statement Mar 10, 2025
- DEFA14A Extra proxy material Mar 29, 2024
- DEF 14A Proxy statement for a shareholder vote Mar 29, 2024
Ownership 8 of 897
- 4 Insider reported a trade Aug 13, 2026
- 144 Notice of a proposed sale of restricted stock Aug 11, 2026
- 4 Insider reported a trade Aug 11, 2026
- 144 Notice of a proposed sale of restricted stock Aug 10, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Jul 31, 2026
- 4 Insider reported a trade Jun 8, 2026
- 4 Insider reported a trade Jun 2, 2026
- 4 Insider reported a trade Jun 2, 2026
Other 8 of 10
- SD Conflict minerals disclosure May 29, 2026
- ARS Annual report sent to shareholders Mar 25, 2026
- SD Conflict minerals disclosure May 30, 2025
- ARS Annual report sent to shareholders Mar 26, 2025
- SD Conflict minerals disclosure May 31, 2024
- ARS Annual report sent to shareholders Mar 29, 2024
- SD Conflict minerals disclosure May 15, 2023
- ARS Annual report sent to shareholders Mar 24, 2023
Everything here comes from Allison Transmission Holdings Inc's own filings on SEC EDGAR. The filing list is rechecked every hour.