Dorman Products ($DORM) Insider Trading & Smart Money Activity

Dorman Products, Inc. · Auto Parts · Latest filing May 13, 2026

Dorman Products, Inc. ($DORM) has 2 13F position changes on file.

Insider buyers (12 mo): 0
Insider sellers (12 mo): 0
Net insider $ (12 mo): $0
Congress trades (12 mo): 0
13F moves on file: 2
Analyst ratings on file: 0

DORM insider buying and selling by quarter

Quarter	Congress buys / sales	13F added / cut
Q1 2026	0 / 0	0 / 0
Q2 2026	0 / 0	0 / 2
Q3 2026	0 / 0	0 / 0
Q4 2026	0 / 0	0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All DORM insider, congress, 13F and analyst activity

Date	Source	Who	Action	Shares	Value / amount	ΔOwn	1W	1M	6M	Filing	Story
May 13, 2026	13F	Gw&K Investment Management	Reduced	-15.96K sh	$70.09M		+0.6%	+9.9%			Read
May 13, 2026	13F	Gw&K Investment Management	Reduced	-15.96K sh	$65.68M		+0.6%	+9.9%			—

1W / 1M / 6M = how DORM moved from the trade or filing date.

Institutions moving DORM (13F)

Gw&K Investment Management2

Frequently asked questions

Which institutions changed their DORM positions?

Recent 13F filers moving the stock include Gw&K Investment Management.

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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.

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