Kevin M. Olsen - 09 Sep 2026 Form 4 Insider Report for Dorman Products, Inc. (DORM)

Reporting relationship: President and CEO, Director
Issuer ticker: DORM
Reported as of: 09 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 11 Sep 2026, 16:13:47 UTC
Prior SEC filing: 05 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Joseph P. Braun, by Power of Attorney

Key filing fact

Kevin M. Olsen filed Form 4 for Dorman Products, Inc. (DORM) on 11 Sep 2026.

Key facts

This page summarizes Kevin M. Olsen's Form 4 filing for Dorman Products, Inc. (DORM).
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 11 Sep 2026, 16:13.

Change

Previous filing in this sequence was filed on 05 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001675629 Primary reporting owner

Olsen Kevin M.

Relationship: President and CEO, Director
Address: C/O DORMAN PRODUCTS, INC., 3400 EAST WALNUT STREET, COLMAR
Signature: /s/ Joseph P. Braun, by Power of Attorney
Signature date: 11 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

DORM transaction

Common Stock

Options Exercise

Transaction value
Shares: +4,749
Change %: +4.8%
Price: $82.03^*
Shares after: 103,996
Date: 09 Sep 2026
Ownership: Direct

DORM transaction

Common Stock

Options Exercise

Transaction value
Shares: +11,697
Change %: +11%
Price: $61.68^*
Shares after: 115,693
Date: 09 Sep 2026
Ownership: Direct

DORM transaction

Common Stock

Tax liability

Transaction value
Shares: -11,923
Change %: -10%
Price: $126.60^*
Shares after: 103,770
Date: 09 Sep 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

DORM transaction Derivative

Employee Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -4,749
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 09 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 4,749
Exercise price: $82.03
Footnotes: F2

DORM transaction Derivative

Employee Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -11,697
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 09 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 11,697
Exercise price: $61.68
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Represents shares withheld to cover the exercise price and withholding tax obligations of the options exercised.

Footnote F2

The option vested in four equal annual installments beginning on March 6, 2020, which was the first anniversary of the date of grant.

Footnote F3

The option vested in four equal annual installments beginning on March 2, 2021, which was the first anniversary of the date of grant.

SEC 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.