Allison Transmission Holdings Inc
SEC Filing List

ALSN CIK: 0001411207

Form Type:

Year

Form	Description	Owner/Filer	Filing Agent	Date	Actions
SCHEDULE 13G/A				03/26/2026	View ... Create Alert Filing info Download PDF Copy Link
SCHEDULE 13G/A				03/26/2026	View ... Create Alert Filing info Download PDF Copy Link
DEF 14A	Definitive proxy statements	Allison Transmission Holdings Inc	Broadridge Financial Solutions, Inc. /fa	03/25/2026	View ... Create Alert Filing info Download PDF Copy Link View XBRL Download CSV
DEFA14A	Definitive additional proxy soliciting m...	Allison Transmission Holdings Inc	Broadridge Financial Solutions, Inc. /fa	03/25/2026	View ... Create Alert Filing info Download PDF Copy Link
ARS	Annual report to security holders	Allison Transmission Holdings Inc	Broadridge Financial Solutions, Inc. /fa	03/25/2026	View ... Create Alert Filing info Download PDF Copy Link
4	Statement of changes in beneficial owner...	Haznedar Carolann I	DONNELLEY FINANCIAL SOLUTIONS /FA/	03/24/2026	View ... Create Alert Filing info Download PDF Copy Link
4	Statement of changes in beneficial owner...	Mell Scott A	DONNELLEY FINANCIAL SOLUTIONS /FA/	03/24/2026	View ... Create Alert Filing info Download PDF Copy Link
4	Statement of changes in beneficial owner...	Scroggins Eric C.	DONNELLEY FINANCIAL SOLUTIONS /FA/	03/24/2026	View ... Create Alert Filing info Download PDF Copy Link
4	Statement of changes in beneficial owner...	Bohley G Frederick	DONNELLEY FINANCIAL SOLUTIONS /FA/	03/24/2026	View ... Create Alert Filing info Download PDF Copy Link
4	Statement of changes in beneficial owner...	Barbour D. Scott	DONNELLEY FINANCIAL SOLUTIONS /FA/	03/24/2026	View ... Create Alert Filing info Download PDF Copy Link
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