Allison Transmission insider plans sale of 1,791 common shares

Allison Transmission Holdings insider filed a notice to sell 1,791 shares of common stock through broker Merrill Lynch on the NYSE, with an aggregate market value of $176,932.89.

Rhea-AI Filing Summary

Allison Transmission Holdings insider filed a notice to sell 1,791 shares of common stock through broker Merrill Lynch on the NYSE, with an aggregate market value of $176,932.89. The filing shows 83,228,716 shares of common stock outstanding and lists an approximate sale date of 12/31/2025.

The shares to be sold were acquired on 02/28/2025 through the vesting of a performance share award granted under the issuer’s equity compensation plan. By signing the notice, the seller represents they are not aware of any undisclosed material adverse information about the company’s current or prospective operations.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction is disclosed for Allison Transmission Holdings (ALSN) in this Form 144?

The notice covers a planned sale of 1,791 shares of common stock of Allison Transmission Holdings through Merrill Lynch on the NYSE.

What is the aggregate market value of the ALSN shares covered by this Form 144?

The filing reports an aggregate market value of $176,932.89 for the 1,791 Allison Transmission Holdings common shares to be sold.

How and when were the Allison Transmission (ALSN) shares being sold under Form 144 acquired?

The 1,791 ALSN shares were acquired on 02/28/2025 via vesting of a performance share award granted under the issuer’s equity compensation plan.

How many Allison Transmission Holdings (ALSN) shares are outstanding according to this Form 144?

The filing lists 83,228,716 shares of Allison Transmission Holdings common stock as outstanding.

When is the planned sale date for the ALSN shares in this Form 144 filing?

The filing shows an approximate date of sale of 12/31/2025 for the 1,791 Allison Transmission Holdings shares.

What representation does the seller make in the Allison Transmission (ALSN) Form 144?

By signing, the seller represents they do not know any material adverse information about Allison Transmission’s current or prospective operations that has not been publicly disclosed.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 12/31/2025 - 04:02 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001687117
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Allison Transmission Holdings Inc
SEC File Number	001-35456
Address of Issuer	ONE ALLISON WAY Indianapolis INDIANA 46222
Phone	(317) 242-5000
Name of Person for Whose Account the Securities are To Be Sold	Coll John
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Merrill Lynch 225 Liberty St Floor 37 New York NY 10281	1791	176932.89	83228716	12/31/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	02/28/2025	Vesting of performance share award	Allison Transmission Holdings Inc			1791	02/28/2025	Granted as part of issuer equity compensation plan

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	12/31/2025
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/26/2024
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	John Coll
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)