Allison Transmission Holdings Inc - ALSN

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 65
Latest filed: Sep 02, 2026
Form Count
4 53
144 4
8-K 4
SCHEDULE 13G/A 2
SCHEDULE 13G 2

Latest files

Filed Form Report period Accession SEC
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380153 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380151 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380150 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380149 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380148 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380147 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380146 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380145 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380144 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380143 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380141 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380139 View
Sep 02, 2026 4 Aug 31, 2026 0001193125-26-380138 View
Aug 25, 2026 4 Aug 21, 2026 0001193125-26-365668 View
Aug 21, 2026 144 0001964306-26-000407 View
Aug 13, 2026 4 Aug 11, 2026 0001193125-26-349536 View
Aug 11, 2026 4 Aug 10, 2026 0001193125-26-344582 View
Aug 11, 2026 144 0001964306-26-000381 View
Aug 10, 2026 144 0001964306-26-000376 View
Aug 03, 2026 8-K Aug 03, 2026 0001193125-26-330544 View
Jul 31, 2026 SCHEDULE 13G/A 0002100121-26-000911 View
Jun 16, 2026 8-K Jun 11, 2026 0001193125-26-272602 View
Jun 08, 2026 4 Jun 04, 2026 0001741824-26-000004 View
Jun 02, 2026 4 May 29, 2026 0001512863-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001474806-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001860129-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001756619-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001942133-26-000002 View
Jun 02, 2026 4 May 29, 2026 0002035862-26-000005 View
Jun 02, 2026 4 May 29, 2026 0001942585-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001741824-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001756611-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001716232-26-000003 View
Jun 02, 2026 4 May 29, 2026 0001543492-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001196652-26-000002 View
Jun 02, 2026 4 May 29, 2026 0001543507-26-000002 View
May 11, 2026 4 May 08, 2026 0001193125-26-216801 View
May 08, 2026 4 May 06, 2026 0001193125-26-214559 View
May 08, 2026 4 May 06, 2026 0001193125-26-214560 View
May 08, 2026 4 May 06, 2026 0001193125-26-214561 View
May 08, 2026 4 May 06, 2026 0001193125-26-214562 View
May 08, 2026 4 May 06, 2026 0001193125-26-214564 View
May 08, 2026 4 May 07, 2026 0001193125-26-214565 View
May 08, 2026 4 May 07, 2026 0001193125-26-214566 View
May 08, 2026 4 May 07, 2026 0001193125-26-214567 View
May 08, 2026 8-K May 06, 2026 0001193125-26-214675 View
May 08, 2026 144 0001964306-26-000225 View
May 04, 2026 8-K May 04, 2026 0001193125-26-204146 View
Apr 29, 2026 SCHEDULE 13G 0002100119-26-000124 View
Apr 28, 2026 SCHEDULE 13G 0002100121-26-000064 View
Apr 16, 2026 4 Apr 14, 2026 0001193125-26-158967 View
Mar 26, 2026 SCHEDULE 13G/A 0000102909-26-000578 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121744 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121751 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121745 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121752 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121746 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121753 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121747 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121754 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121749 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121748 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121750 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121755 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121756 View