Dorman (DORM) SVP Scott Leff gets 3,234 RSUs as shares withheld for tax

Rhea-AI Filing Summary

Dorman Products, Inc. senior vice president and chief human resources officer Scott Leff reported equity compensation changes in common stock. On March 2, 2026, the company withheld 67 and 92 shares to cover his tax obligations when restricted stock units vested, which is treated as a disposition under securities rules rather than an open-market sale. On the same date, he received a grant of 3,234 restricted stock units at a reference price of $115.93 per share, scheduled to vest in three equal annual installments starting March 2, 2027.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Leff Scott

Role SVP, CHRO

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	67	$115.93	$8K
Tax Withholding	Common Stock	92	$115.93	$11K
Grant/Award	Common Stock	3,234	$115.93	$375K

Holdings After Transaction: Common Stock — 15,402.243 shares (Direct)

Footnotes (1)

1. These shares were withheld by the Issuer upon the vesting of restricted stock units to satisfy the Reporting Person's tax withholding obligations. Such withholding is treated as a disposition of securities under Section 16 of the Securities Exchange Act of 1934, as amended. Grant of restricted stock units representing a contingent right to receive shares of Dorman common stock. The restricted stock units will vest in three equal annual installments beginning on March 2, 2027, which is the first anniversary of the date of grant.

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^*

Leff Scott

(Last) (First) (Middle)

C/O DORMAN PRODUCTS, INC.

3400 EAST WALNUT STREET

(Street)

COLMAR PA 18915

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Dorman Products, Inc. [ DORM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, CHRO

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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	03/02/2026		F		67(1)	D	$115.93	15,402.2428	D
Common Stock	03/02/2026		F		92(1)	D	$115.93	15,310.2428	D
Common Stock	03/02/2026		A		3,234(2)	A	$115.93	18,544.2428	D

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

Explanation of Responses:

1. These shares were withheld by the Issuer upon the vesting of restricted stock units to satisfy the Reporting Person's tax withholding obligations. Such withholding is treated as a disposition of securities under Section 16 of the Securities Exchange Act of 1934, as amended.

2. Grant of restricted stock units representing a contingent right to receive shares of Dorman common stock. The restricted stock units will vest in three equal annual installments beginning on March 2, 2027, which is the first anniversary of the date of grant.

Remarks:

The filing of this Statement shall not be construed as an admission (a) that the person filing this Statement is, for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the beneficial owner of any securities covered by this Statement, or (b) that this Statement is legally required to be filed by such person.

	/s/ Frank J. Mahr, by Power of Attorney	03/04/2026
	** 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 Dorman (DORM) report for Scott Leff?

Dorman reported that SVP and CHRO Scott Leff had shares withheld to cover taxes and received a new equity award. On March 2, 2026, common stock was used for tax withholding and 3,234 restricted stock units were granted.

How many Dorman (DORM) shares were used for Scott Leff’s tax withholding?

The filing shows 67 and 92 Dorman common shares were withheld when restricted stock units vested. According to the disclosure, these withholdings satisfied Scott Leff’s tax obligations and are treated as dispositions under Section 16 rules, not market sales.

What equity award did Scott Leff receive from Dorman (DORM)?

Scott Leff received a grant of 3,234 restricted stock units tied to Dorman common stock at a reference price of $115.93. The RSUs represent a contingent right to receive shares, subject to future vesting conditions described in the disclosure.

When will Scott Leff’s new Dorman (DORM) restricted stock units vest?

The 3,234 restricted stock units granted to Scott Leff are scheduled to vest in three equal annual installments. Vesting begins on March 2, 2027, the first anniversary of the grant date, with additional installments on the following anniversaries.

Were Scott Leff’s Dorman (DORM) transactions open-market buys or sells?

The disclosure does not show open-market buying or selling. It reports tax-withholding dispositions where Dorman withheld shares upon RSU vesting and a grant of restricted stock units, categorized as a grant, award, or other acquisition.

How did Scott Leff’s ownership in Dorman (DORM) change after these transactions?

After the reported transactions, the filing shows direct ownership balances updated for each step, including the tax-withholding dispositions and the RSU grant. These figures reflect how many shares he directly holds following each transaction on March 2, 2026.