Allison Transmission Holdings, Inc. (ALSN) SEC Filings
Everything ALSN has filed with the SEC, newest first. An 8-K shows
what it was about where we have classified it — an earnings release and a
change of chief executive are both 8-Ks, and the form number alone doesn't
separate them.
All
144
4
100 filings
Date
Form
Filing
Aug 21, 2026
144
View filing
Aug 13, 2026
4
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Aug 11, 2026
4
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Jun 8, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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Jun 2, 2026
4
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May 11, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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May 8, 2026
4
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Apr 16, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 24, 2026
4
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Mar 10, 2026
4
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Mar 3, 2026
4
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Mar 3, 2026
4
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Mar 3, 2026
4
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Feb 27, 2026
4
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Feb 27, 2026
4
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Feb 27, 2026
4
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Feb 27, 2026
4
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Feb 27, 2026
4
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Feb 24, 2026
4
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Feb 24, 2026
4
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Feb 24, 2026
4
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Feb 23, 2026
4
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Feb 23, 2026
4
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Feb 23, 2026
4
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Feb 17, 2026
4
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Feb 13, 2026
4
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Feb 13, 2026
4
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Feb 13, 2026
4
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Feb 10, 2026
4
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Feb 10, 2026
4
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Jan 5, 2026
4
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Jan 2, 2026
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Dec 9, 2025
4
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Nov 12, 2025
4
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Nov 12, 2025
4
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Oct 1, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
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Sep 3, 2025
4
View filing
Sep 3, 2025
4
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Sep 3, 2025
4
View filing
Sep 3, 2025
4
View filing
Sep 3, 2025
4
View filing
Sep 3, 2025
4
View filing
Filings are sourced from EDGAR and open on the SEC's own site.
Classification of 8-K events is ours and is not part of the filing.