[144] Allison Transmission Holdings Inc SEC Filing

Rhea-AI Filing Summary

Allison Transmission Holdings Inc (ALSN) filed a Form 144 notifying a proposed sale of 1,788 shares of common stock through Merrill Lynch on the NYSE with an aggregate market value of $150,764.16. The notices state the shares were acquired on 02/28/2025 by vesting of a performance share award granted under the issuer's equity compensation plan. The filer reports no securities sold in the past 3 months. The form includes the standard representation that the seller does not possess undisclosed material adverse information. Several contact and filer identifier fields in the filing appear blank.

Positive

• Shares were acquired via issuer equity compensation, clarifying the sale stems from standard compensation vesting
• No securities sold in the past three months, indicating this is not part of a recent pattern of disposals
• Sale is disclosed under Rule 144 and scheduled to execute through a registered broker on the NYSE

Negative

• Filer identification and contact fields appear blank, reducing traceability of the selling party in the filing

Insights

Securities Analyst

TL;DR: Small planned sale of vested equity; not likely material to company valuation.

The notice documents a planned Rule 144 sale of 1,788 shares valued at $150,764.16 scheduled via Merrill Lynch on the NYSE. Because the number of shares represents a very small fraction of the reported 83,616,722 shares outstanding, this transaction is unlikely to affect market supply materially. The disclosure that the shares were received via vesting of a performance award clarifies that the sale is tied to executive/employee compensation rather than an external purchase. Absence of prior sales in the past three months reduces immediate dilution concerns. However, the filing omits some filer identification/contact details, which complicates direct verification.

Corporate Governance Expert

TL;DR: Routine insider sale under Rule 144; governance transparency limited by missing filer identifiers.

The Form 144 indicates a compliant process for disposition of equity awarded under the company's compensation plan, with the seller attesting no undisclosed material information. Such filings are standard for insiders disposing of newly vested shares. From a governance perspective, the missing filer CIK/contact fields reduce transparency for investors and regulators seeking to track beneficial ownership changes. The filing does not report any accelerated sales in the prior three months, and no indications of 10b5-1 plan reliance are provided.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	1788	150764.16	83616722	09/30/2025	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			1788	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

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does Allison Transmission's (ALSN) Form 144 disclose?

The filing discloses a proposed sale of 1,788 common shares valued at $150,764.16, to be sold via Merrill Lynch on the NYSE.

When were the shares acquired that are being sold under the Form 144?

The shares were acquired on 02/28/2025 by vesting of a performance share award from Allison Transmission Holdings Inc.

Does the Form 144 show any other recent sales by the same person?

The filing states "Nothing to Report" for securities sold during the past three months.

How large is the proposed sale relative to Allison Transmission's outstanding shares?

The filing reports 83,616,722 shares outstanding, so the proposed 1,788-share sale is a very small fraction of the total.

Is there any indication the seller has undisclosed material information?

By signing the notice, the seller represents that they do not know any material adverse information about the issuer that has not been publicly disclosed.