Allison Transmission (ALSN) director awarded additional dividend equivalent rights

Rhea-AI Filing Summary

Perna Gustave reported acquisition or exercise transactions in this Form 4 filing.

Allison Transmission Holdings Inc director Gustave Perna received a small compensation-related award of 4 dividend equivalent rights on derivative securities. These rights accrued on previously awarded restricted stock units and are economically equivalent to 4 shares of common stock. Following this grant, Perna holds 16 dividend equivalent rights in total. The transaction reflects routine director equity compensation rather than an open-market buy or sell.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Perna Gustave

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Dividend Equivalent Rights	4	$0.00	--

Holdings After Transaction: Dividend Equivalent Rights — 16 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Perna Gustave

(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 Gustave Perna report?

Gustave Perna reported receiving 4 dividend equivalent rights as a compensation-related award. These rights are tied to previously granted restricted stock units and increase his total holdings of such derivative rights to 16 following the transaction.

Are the reported Allison Transmission (ALSN) dividend equivalent rights an open-market share purchase?

No, the 4 dividend equivalent rights are not an open-market purchase. They accrued automatically on previously awarded restricted stock units as part of director compensation, rather than through buying or selling shares in the market.

How many dividend equivalent rights does Gustave Perna hold after this Form 4 for ALSN?

After the reported award, Gustave Perna holds 16 dividend equivalent rights. Each right is economically equivalent to one share of Allison Transmission common stock and vests proportionately with the underlying restricted stock units.

What are dividend equivalent rights in the context of Allison Transmission (ALSN) equity awards?

Dividend equivalent rights provide the economic value of dividends on unvested equity awards. For Allison Transmission, each right is the economic equivalent of one common share and accrues on previously granted restricted stock units, vesting together with those units.

Does the ALSN Form 4 for Gustave Perna indicate any share sales or disposals?

The Form 4 shows no sales or disposals by Gustave Perna. It reports only an acquisition coded as a grant or award of 4 dividend equivalent rights, increasing his derivative-related holdings without any open-market selling activity.