Allison Transmission (ALSN) director receives grant of dividend equivalent rights

Rhea-AI Filing Summary

Christman Philip J reported acquisition or exercise transactions in this Form 4 filing.

Allison Transmission Holdings Inc director Philip J. Christman reported receiving a small compensation-related award linked to his existing restricted stock units. He was granted 4 dividend equivalent rights on Common Stock, bringing his total to 16 such rights. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission common stock and will vest proportionately with the underlying restricted stock units.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Christman Philip J

(Last) (First) (Middle)

C/O ALLISON TRANSMISSION HOLDINGS, INC.

ONE ALLISON WAY

(Street)

INDIANAPOLIS INDIANA 46222

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Allison Transmission Holdings Inc [ ALSN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Dividend Equivalent Rights	(1)	03/20/2026		A		4		(1)	(1)	Common Stock	4	$0	16	D

Explanation of Responses:

1. The dividend equivalent rights accrued on previously awarded restricted stock units ("RSUs") and vest proportionately with the RSUs to which they relate. Each dividend equivalent right is the economic equivalent of one share of Allison Transmission Holdings, Inc. common stock.

	/s/ Preston B. Ray, attorney-in-fact	03/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Allison Transmission (ALSN) director Philip J. Christman report?

Philip J. Christman reported receiving 4 dividend equivalent rights tied to Allison Transmission common stock. These rights are compensation-related awards connected to previously granted restricted stock units rather than open-market purchases or sales of shares by the director.

What are dividend equivalent rights in the Allison Transmission (ALSN) Form 4 filing?

Dividend equivalent rights are awards that mirror dividends on existing restricted stock units. In this case, each right is the economic equivalent of one Allison Transmission common share and vests proportionately with the related restricted stock units over the same schedule.

How many dividend equivalent rights does the Allison Transmission (ALSN) director hold after this transaction?

After the reported grant, the director holds 16 dividend equivalent rights. This Form 4 shows an additional 4 rights being credited, increasing the previously accumulated balance as part of ongoing equity-based compensation linked to restricted stock units.

Did the Allison Transmission (ALSN) Form 4 reflect any share sales or open-market trades?

The Form 4 reflects only a grant of dividend equivalent rights and no open-market sales or purchases. The transaction is categorized as a grant or award acquisition rather than a discretionary trade in Allison Transmission common shares by the reporting director.

How do these dividend equivalent rights vest for Allison Transmission (ALSN) director Philip J. Christman?

The dividend equivalent rights vest proportionately with the restricted stock units to which they relate. As the underlying restricted stock units vest over time, the associated dividend equivalent rights follow the same vesting schedule, maintaining alignment with the original equity award.