[Form 4] ALLISON TRANSMISSION HOLDINGS, INC. Insider Trading Activity

Rhea-AI Filing Summary

Allison Transmission Holdings insider report: Chief Operating Officer G. Frederick Bohley acquired 39 dividend equivalent rights on 08/29/2025 that vest with previously awarded restricted stock units (RSUs). Each dividend equivalent right equals one share of common stock. After the reported acquisition, the reporting person beneficially owned 250 shares of Allison Transmission Holdings, Inc. common stock on a direct basis. The Form 4 was signed on behalf of the reporting person by an attorney-in-fact on 09/03/2025. The filing discloses the nature of the rights and their link to RSU vesting; no purchase price was paid for these dividend equivalent rights.

Positive

• Officer-level disclosure provides transparency on executive equity accruals
• 39 dividend equivalent rights were recorded and tied explicitly to existing RSU vesting
• Direct beneficial ownership after the transaction is clearly reported as 250 shares

Negative

• None.

Insights

Corporate Governance Expert

TL;DR Officer acquired dividend-equivalent rights that vest with existing RSUs, modestly increasing direct ownership.

This Form 4 documents a routine insider equity adjustment rather than a market purchase or sale. The 39 dividend equivalent rights are tied to previously granted restricted stock units and will convert economically into common shares as those RSUs vest. The incremental change to direct ownership (to 250 shares) is small relative to typical executive holdings and does not indicate a new compensation policy or substantial change in incentive alignment. The disclosure is timely and consistent with Section 16 reporting.

Securities Analyst

TL;DR Small, administrative equity accrual recorded; immaterial to shareholder value but confirms compensation mechanics.

The transaction reflects accrual of dividend-equivalent rights related to RSUs rather than an open-market acquisition. No cash was paid for these rights (price reported as $0), and the incremental 39 units increase the officer's direct beneficial ownership to 250 shares. For investors, this is a routine insider reporting item that clarifies how equity compensation payouts are administered; it is unlikely to affect short-term trading or valuation.

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^*

Bohley G Frederick

(Last) (First) (Middle)

C/O ALLISON TRANSMISSION HOLDINGS, INC.

ONE ALLISON WAY

(Street)

INDIANAPOLIS IN 46222

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/29/2025

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

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

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

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)	08/29/2025		A		39		(1)	(1)	Common Stock	39	$0	250	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	09/03/2025
	** 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.

FAQ

What did Allison Transmission (ALSN) Form 4 filed by G. Frederick Bohley report?

It reported the acquisition of 39 dividend equivalent rights on 08/29/2025 tied to previously awarded RSUs, resulting in 250 shares beneficially owned directly.

Did the reporting person pay for the dividend equivalent rights in the Allison Transmission Form 4?

No. The Form 4 lists the price as $0 for the dividend equivalent rights.

What is the relationship of the reporting person to Allison Transmission (ALSN)?

The reporting person, G. Frederick Bohley, is listed as the Chief Operating Officer and an officer of the company.

When was the transaction and when was the Form 4 signed?

The transaction date is 08/29/2025 and the Form 4 was signed by an attorney-in-fact on 09/03/2025.

What do the dividend equivalent rights represent in this filing?

The filing explains each dividend equivalent right is the economic equivalent of one share of Allison Transmission common stock and vests with the related RSUs.