8,947 RSUs granted to Allison (ALSN) CFO Mell Scott

Q: What insider transaction did Allison Transmission (ALSN) report for Mell Scott?

Allison Transmission reported that CFO and Treasurer Mell Scott A received a grant of 8,947 restricted stock units on February 25, 2026. These RSUs represent a contingent right to receive the company’s common stock, reflecting part of his equity-based compensation.

Q: How many restricted stock units were granted to Allison Transmission’s CFO?

The CFO and Treasurer, Mell Scott A , was granted 8,947 restricted stock units . Each RSU corresponds to one share of Allison Transmission Holdings Inc common stock, providing potential future ownership if vesting conditions are satisfied over the scheduled period.

Q: When do Mell Scott’s Allison Transmission RSUs begin vesting?

The restricted stock units granted to Mell Scott A begin vesting on February 25, 2027 . Vesting occurs in three equal annual installments, so the award is delivered gradually over three years, subject to the applicable vesting conditions being met.

Q: Over what period will the Allison Transmission RSUs to the CFO vest?

The 8,947 RSUs granted to CFO Mell Scott vest in three equal annual installments . The vesting schedule starts on February 25, 2027, and continues annually for two additional years, distributing the full award over a three-year timeframe.

Q: What does each restricted stock unit granted to Allison’s CFO represent?

Each restricted stock unit granted to Mell Scott A represents a contingent right to receive one share of Allison Transmission Holdings Inc common stock. Actual share delivery depends on the RSUs vesting according to the stated schedule and conditions.

Q: Is Mell Scott’s RSU award a direct holding in Allison Transmission stock?

The award consists of restricted stock units , which are not immediately delivered shares. Instead, each RSU is a contingent right to receive one share of common stock, delivered only as the units vest over the three-year schedule.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Mell Scott A reported acquisition or exercise transactions in this Form 4 filing.

Allison Transmission Holdings Inc reported that its CFO and Treasurer, Mell Scott A, received a grant of 8,947 restricted stock units (RSUs) on February 25, 2026. Each RSU represents a contingent right to receive one share of common stock. The RSUs vest in three equal annual installments beginning on February 25, 2027, meaning the award will be delivered over time as continued service-based conditions are met.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Mell Scott A

Role CFO & Treasurer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	8,947	$0.00	--

Holdings After Transaction: Restricted Stock Units — 8,947 shares (Direct)

Footnotes (1)

Each restricted stock unit ("RSU") represents a contingent right to receive one share of Allison Transmission Holdings, Inc. common stock. The RSUs vest in three equal annual installments beginning on February 25, 2027.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 02/27/2026 - 04:00 PM

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^*

Mell Scott A

(Last)

(First)

(Middle)

C/O ALLISON TRANSMISSION HOLDINGS, INC.

ONE ALLISON WAY

(Street)

INDIANAPOLIS

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)
	CFO & Treasurer

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽¹⁾	02/25/2026		A		8,947		⁽²⁾	⁽²⁾	Common Stock	8,947	$0	8,947	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of Allison Transmission Holdings, Inc. common stock.

2. The RSUs vest in three equal annual installments beginning on February 25, 2027.

	/s/ Preston B. Ray, as attorney-in-fact	02/27/2026
	** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Allison Transmission (ALSN) report for Mell Scott?

Allison Transmission reported that CFO and Treasurer Mell Scott A received a grant of 8,947 restricted stock units on February 25, 2026. These RSUs represent a contingent right to receive the company’s common stock, reflecting part of his equity-based compensation.

How many restricted stock units were granted to Allison Transmission’s CFO?

The CFO and Treasurer, Mell Scott A, was granted 8,947 restricted stock units. Each RSU corresponds to one share of Allison Transmission Holdings Inc common stock, providing potential future ownership if vesting conditions are satisfied over the scheduled period.

When do Mell Scott’s Allison Transmission RSUs begin vesting?

The restricted stock units granted to Mell Scott A begin vesting on February 25, 2027. Vesting occurs in three equal annual installments, so the award is delivered gradually over three years, subject to the applicable vesting conditions being met.

Over what period will the Allison Transmission RSUs to the CFO vest?

The 8,947 RSUs granted to CFO Mell Scott vest in three equal annual installments. The vesting schedule starts on February 25, 2027, and continues annually for two additional years, distributing the full award over a three-year timeframe.

What does each restricted stock unit granted to Allison’s CFO represent?

Each restricted stock unit granted to Mell Scott A represents a contingent right to receive one share of Allison Transmission Holdings Inc common stock. Actual share delivery depends on the RSUs vesting according to the stated schedule and conditions.

Is Mell Scott’s RSU award a direct holding in Allison Transmission stock?

The award consists of restricted stock units, which are not immediately delivered shares. Instead, each RSU is a contingent right to receive one share of common stock, delivered only as the units vest over the three-year schedule.