Dorman Products (DORM) CEO awarded 17,251 RSUs, shares withheld for tax

Rhea-AI Filing Summary

Dorman Products, Inc. reported that President and CEO Kevin M. Olsen had shares of common stock withheld by the company to cover taxes upon vesting of restricted stock units and received a new equity award. On March 2, 2026, Olsen had 508 and 715 shares of common stock treated as dispositions for tax-withholding purposes. He was also granted 17,251 restricted stock units, representing a contingent right to receive Dorman common shares, which will vest in three equal annual installments beginning on March 2, 2027.

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).

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^*

Olsen Kevin M.

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

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		508(1)	D	$115.93	87,397.0283	D
Common Stock	03/02/2026		F		715(1)	D	$115.93	86,682.0283	D
Common Stock	03/02/2026		A		17,251(2)	A	$115.93	103,933.0283	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.
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FAQ

What insider transactions did DORM CEO Kevin Olsen report on March 2, 2026?

Kevin Olsen reported tax-withholding dispositions and an equity grant. A total of 508 and 715 Dorman common shares were withheld to satisfy tax obligations, and he was granted 17,251 restricted stock units that vest in three equal annual installments starting March 2, 2027.

Were Kevin Olsen’s DORM share dispositions open-market sales?

No, the dispositions were not open-market sales. The shares were withheld by Dorman Products upon vesting of restricted stock units solely to satisfy Kevin Olsen’s tax withholding obligations, which are treated as dispositions under Section 16 rules rather than discretionary stock sales.

What equity award did DORM grant to CEO Kevin Olsen in March 2026?

Dorman granted Kevin Olsen 17,251 restricted stock units on March 2, 2026. These units represent a contingent right to receive Dorman common stock and will vest in three equal annual installments beginning March 2, 2027, subject to the award’s vesting terms.

How will Kevin Olsen’s 17,251 DORM restricted stock units vest over time?

The 17,251 restricted stock units will vest in three equal annual installments. Vesting begins on March 2, 2027, the first anniversary of the grant date, with additional equal installments on the following two anniversaries, assuming the applicable vesting conditions are satisfied.

How many DORM shares were withheld to cover Kevin Olsen’s tax obligations?

Dorman Products withheld 508 and 715 common shares from Kevin Olsen. These withholdings occurred when restricted stock units vested and were used to satisfy his tax withholding obligations, and are classified as dispositions under Section 16 of the Exchange Act.