Allison Transmission (NYSE: ALSN) COO gets stock via RSU vesting

Rhea-AI Filing Summary

Allison Transmission Holdings Inc COO and President G. Frederick Bohley reported equity-related transactions on February 19, 2026. Restricted stock units and related dividend equivalent rights vested and were settled into 1,590 and 17 shares of common stock, respectively, at no cash cost to him. To cover tax withholding on these vestings, 664 shares of common stock were withheld at $117.78 per share. After these transactions, Bohley directly owned 100,017 common shares and indirectly held 360 shares through his spouse.

Insider Trade Summary

1,607 shares exercised/converted

Mixed 6 txns

Insider Bohley G Frederick

Role Allison COO,Pres.&BU Leader AT

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	1,590	$0.00	--
Exercise	Dividend Equivalent Rights	17	$0.00	--
Grant/Award	Common Stock	1,590	$0.00	--
Grant/Award	Common Stock	17	$0.00	--
Tax Withholding	Common Stock	664	$117.78	$78K
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Units — 3,182 shares (Direct); Dividend Equivalent Rights — 271 shares (Direct); Common Stock — 100,664 shares (Direct); Common Stock — 360 shares (Indirect, By Spouse)

Footnotes (1)

1. Settlement of restricted stock units ("RSUs") granted February 19, 2025. Each RSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock. Settlement of dividend equivalent rights ("DERs"). The DERs accrued when and as dividends were paid on ALSN common stock and vest proportionately with the RSU to which they relate. Each DER is the economic equivalent of one share of ALSN common stock. Represents shares withheld by ALSN to satisfy tax withholding obligations on the vesting of RSUs and DERs.

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^*

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)
	Allison COO,Pres.&BU Leader AT

3. Date of Earliest Transaction (Month/Day/Year)
02/19/2026

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
Common Stock	02/19/2026		A		1,590	A	(1)	100,664	D
Common Stock	02/19/2026		A		17	A	(2)	100,681	D
Common Stock	02/19/2026		F		664(3)	D	$117.78	100,017	D
Common Stock								360	I	By Spouse

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
Restricted Stock Units	(1)	02/19/2026		M			1,590	(1)	(1)	Common Stock	1,590	$0	3,182	D
Dividend Equivalent Rights	(2)	02/19/2026		M			17	(2)	(2)	Common Stock	17	$0	271	D

Explanation of Responses:

1. Settlement of restricted stock units ("RSUs") granted February 19, 2025. Each RSU represents a contingent right to receive one share of Allison Transmission Holdings, Inc. ("ALSN") common stock.

2. Settlement of dividend equivalent rights ("DERs"). The DERs accrued when and as dividends were paid on ALSN common stock and vest proportionately with the RSU to which they relate. Each DER is the economic equivalent of one share of ALSN common stock.

3. Represents shares withheld by ALSN to satisfy tax withholding obligations on the vesting of RSUs and DERs.

	/s/ Preston B. Ray, attorney-in-fact	02/23/2026
	** 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.

FAQ

What insider transactions did Allison Transmission (ALSN) report for G. Frederick Bohley?

G. Frederick Bohley reported RSU and dividend equivalent right vesting that converted into common stock, plus share withholding for taxes. These equity events changed his mix of derivative and common holdings without involving open-market purchases or sales.

How many Allison Transmission (ALSN) shares did Bohley acquire from RSU and DER vesting?

Bohley received 1,590 common shares from restricted stock unit settlement and 17 shares from dividend equivalent rights. Both were settled at no cash cost, reflecting equity compensation vesting rather than open-market buying activity in Allison Transmission stock.

Why were 664 Allison Transmission (ALSN) shares withheld from Bohley?

The filing states 664 common shares were withheld to satisfy tax withholding obligations tied to vesting RSUs and dividend equivalent rights. This code F transaction is a tax-withholding disposition, not an open-market sale, at a stated value of $117.78 per share.

What is Bohley’s direct share ownership in Allison Transmission (ALSN) after these transactions?

Following the vesting and tax withholding, Bohley directly owned 100,017 shares of Allison Transmission common stock. This figure summarizes his direct non-derivative holdings after RSUs and dividend equivalent rights converted into stock and some shares were withheld for taxes.

How many Allison Transmission (ALSN) shares does Bohley hold indirectly through his spouse?

The Form 4 shows an indirect holding of 360 Allison Transmission common shares classified as "By Spouse." This indirect ownership is reported separately from his 100,017 directly held shares, reflecting stock attributed through a related party relationship.

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

Dividend equivalent rights in this filing are awards that accrued as ALSN paid dividends on common stock and vest proportionately with related RSUs. Each DER is described as economically equivalent to one share of Allison Transmission common stock upon settlement.