Teresa van Niekerk - 28 Feb 2024 Form 4 Insider Report for Allison Transmission Holdings Inc (ALSN)

Role: VP, Chief Procurement Officer
Signature: /s/ Preston B. Ray attorney-in-fact
Issuer symbol: ALSN
Transactions as of: 28 Feb 2024
Net transactions value: -$96,906
Form type: 4
Filing time: 01 Mar 2024, 16:05:47 UTC
Previous filing: 27 Feb 2024
Next filing: 19 Mar 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALSN	Common Stock	Options Exercise		+4,498	+21%		25,610	28 Feb 2024	Direct	F1
transaction	ALSN	Common Stock	Tax liability	$96,906	-1,282	-5%	$75.59	24,328	28 Feb 2024	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ALSN	Performance Stock Units	Options Exercise	$0	-4,498	-100%	$0.000000^*	0	28 Feb 2024	Common Stock	4,498		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Settlement of performance-based restricted stock units ("PSUs") granted on February 10, 2021. Each PSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock.
F2	Represents shares withheld by ALSN to satisfy tax withholding obligations on the vesting of PSUs.