John McKnight - 12 Dec 2025 Form 4 Insider Report for Dorman Products, Inc. (DORM)

Reporting relationship: President, Heavy Duty
Issuer ticker: DORM
Reported as of: 12 Dec 2025
Net transaction value: -$257,596
SEC form: 4
Accepted by SEC: 15 Dec 2025, 17:46:30 UTC
Prior SEC filing: 03 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Frank J. Mahr, by Power of Attorney

Key filing fact

John McKnight filed Form 4 for Dorman Products, Inc. (DORM) on 15 Dec 2025.

Key facts

This page summarizes John McKnight's Form 4 filing for Dorman Products, Inc. (DORM).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 Dec 2025, 17:46.

Change

Previous filing in this sequence was filed on 03 Dec 2025.
Current net transaction value: -$257,596.

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 0001932069 Primary reporting owner

McKnight John

Relationship: President, Heavy Duty
Address: C/O DORMAN PRODUCTS, INC., 3400 EAST WALNUT STREET, COLMAR
Signature: /s/ Frank J. Mahr, by Power of Attorney
Signature date: 15 Dec 2025

Reported non-derivative transactions

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

DORM transaction

Common Stock

Sale

Transaction value: $257,596
Shares: -2,000
Change %: -18%
Price: $128.80
Shares after: 9,112
Date: 12 Dec 2025
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

John McKnight is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 1 footnote

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $128.53 to $129.26. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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.