SEC Form 4 · accession 0001628280-26-054845

Dorman Products, Inc. · DORM

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Gregory C. Bowen

Officer — VP, Chief Accounting Officer

Period of report

Aug 5, 2026

Accepted (ET)

Aug 7, 2026 · 4:15 pm EDT

Rule 10b5-1 plan

box not checked

Issuer CIK

0000868780

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock^F1	Aug 5, 2026	M	1,974	$96.36	A	7,314	D
Common Stock	Aug 5, 2026	M	1,557	$91.28	A	8,871	D
Common Stock	Aug 5, 2026	S	1,974	$145.23	D	6,897	D
Common Stock	Aug 5, 2026	S	1,557	$144.72	D	5,340	D

Table II — derivative securities

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Employee Stock Option (right to buy)^F2	$96.36	Aug 5, 2026	M	1,974	D	—	Mar 2, 2030	Common Stock	1,974	0	D
Employee Stock Option (right to buy)^F3	$91.28	Aug 5, 2026	M	1,557	D	—	Mar 2, 2031	Common Stock	1,557	520	D

Explanation of responses

F1The amount reported includes 62.075 shares acquired by the Reporting Person under Dorman's employee stock purchase plan on June 30, 2026.
F2The option vests in four equal annual installments beginning on March 2, 2023, which was the first anniversary of the date of grant.
F3The option vests in four equal annual installments beginning on March 2, 2024, which was 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.