Allison Transmission (NYSE: ALSN) COO exercises options and sells 10,348 shares

Rhea-AI Filing Summary

Allison Transmission Holdings COO G. Frederick Bohley exercised and sold shares under a pre-set plan. On February 13, 2026, he exercised 10,348 employee stock options at $23.59 per share, receiving the same number of Allison Transmission common shares.

That same day, he sold 10,348 common shares in open-market transactions under a Rule 10b5-1 trading plan adopted on August 26, 2025, at weighted average prices around $115–$117 per share. After these transactions, he directly owned 99,074 common shares and indirectly owned 360 shares through his spouse.

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).

X

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)
02/13/2026

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	02/13/2026		M		10,348	A	$23.59	109,422	D
Common Stock	02/13/2026		S		1,128(1)	D	$115.4129(2)	108,294	D
Common Stock	02/13/2026		S		4,508(1)	D	$115.9983(3)	103,786	D
Common Stock	02/13/2026		S		4,712(1)	D	$117.0229(4)	99,074	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
Employee Stock Option (right to buy)	$23.59	02/13/2026		M			10,348	(5)	02/17/2026	Common Stock	10,348	$0	0	D

Explanation of Responses:

1. This sale was pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 26, 2025.

2. The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $114.5625 to $115.5600. The reporting person undertakes to provide Allison Transmission Holdings, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $115.5700 to $116.5564. The reporting person undertakes to provide Allison Transmission Holdings, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

4. The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $116.5730 to $117.5400. The reporting person undertakes to provide Allison Transmission Holdings, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

5. This option vested on February 17, 2019.

	/s/ Preston B. Ray, attorney-in-fact	02/17/2026
	** 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 transaction did Allison Transmission (ALSN) COO G. Frederick Bohley report?

Bohley reported exercising 10,348 stock options and selling 10,348 common shares. The exercise converted options at $23.59 per share into stock, then shares were sold the same day in open-market trades under a pre-arranged Rule 10b5-1 trading plan.

How many Allison Transmission (ALSN) shares did the COO sell and at what prices?

He sold a total of 10,348 common shares in three open-market blocks. Weighted average sale prices were $115.4129, $115.9983, and $117.0229 per share, each reflecting multiple trades within narrow price ranges disclosed in the filing footnotes.

What stock options did the Allison Transmission (ALSN) COO exercise in this Form 4?

He exercised 10,348 employee stock options with an exercise price of $23.59 per share. These options, which vested on February 17, 2019, were converted into 10,348 shares of Allison Transmission common stock before being sold in the reported market transactions.

Is the Allison Transmission (ALSN) COO’s sale part of a Rule 10b5-1 trading plan?

Yes. The filing states the sale was made under a Rule 10b5-1 trading plan adopted on August 26, 2025. Such plans allow insiders to schedule trades in advance, helping separate trading decisions from later non-public information.

How many Allison Transmission (ALSN) shares does the COO own after these transactions?

After the reported transactions, Bohley directly owned 99,074 shares of Allison Transmission common stock. The filing also reports an additional 360 shares held indirectly through his spouse, reflecting a separate line of indirect beneficial ownership.

What indirect Allison Transmission (ALSN) holdings related to the COO are disclosed?

The Form 4 shows 360 Allison Transmission common shares held indirectly "By Spouse." This indicates a separate indirect ownership position, distinct from Bohley’s 99,074 directly held shares reported after the option exercise and stock sales.