Dorman Products, Inc.

DORM

Exchange: Nasdaq
Industry: Motor Vehicle Parts & Accessories
SEC CIK: 0000868780

SEC filings (opens in a new tab)

In the last 90 days, Dorman Products, Inc. insiders filed 0 open-market purchases and 2 sales; 329 institutions reported holding it in 13F filings for Q2 2026, worth $3.89B in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding Dorman Products, Inc. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026 All holders in Q1 2026

13F holders of DORM: Q1 2026 compared with Q2 2026
Measure	Q1 2026	Of which not filed for Q2 2026	Q2 2026	Change
Holders	319	2	329	+12
Shares	26.0M	12.1K	28.5M	+2.52M (+9.7%)
Value	$2.72B	$1.26M	$3.89B	+$1.18B (+43.3%)

2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (53)

Institutions that held Dorman Products, Inc. at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to DORM in Q2 2026
Institution	Shares	Value	% of portfolio
Reinhart Partners, Inc.	684,382	$93.4M	2.13%
Channing Capital Management, LLC	665,319	$90.8M	2.09%
Norges Bank	278,200	$38.0M	0.00%
Brown Advisory Inc	266,599	$36.4M	0.06%
Kennedy Capital Management, Inc.	94,544	$12.9M	0.23%
Janney Montgomery Scott LLC	13,368	$1.82M	0.00%
Jupiter Topco LLC	11,754	$1.60M	0.00%
Jane Street Group, LLC	11,097	$1.51M	0.00%
Abundance Wealth Counselors	9,556	$1.30M	0.08%
Numerai GP LLC	7,634	$1.04M	0.09%
Dark Forest Capital Management LP	7,453	$1.02M	0.07%
Hunter Perkins Capital Management, LLC	4,944	$675.0K	0.15%
Wiley Bros.-Aintree Capital, LLC	4,668	$636.9K	0.00%
Park Avenue Securities LLC	4,612	$629.0K	0.00%
Virginia Retirement Systems Et Al	2,400	$327.5K	0.00%
Guggenheim Capital LLC	2,070	$282.5K	0.00%
Sit Investment Associates Inc	2,060	$281.0K	0.01%
Sanctuary Advisors, LLC	1,999	$272.8K	0.00%
Old National Bancorp	1,876	$256.0K	0.01%
Horizon Kinetics Asset Management LLC	1,800	$245.6K	0.00%
CIBC Bancorp USA Inc.	1,621	$221.2K	0.00%
DnB Asset Management AS	1,577	$215.2K	0.00%
NewEdge Wealth, LLC	1,553	$211.9K	0.00%
Swiss Life Asset Management Ltd	1,549	$211.4K	0.00%
Profund Advisors LLC	1,525	$208.1K	0.01%
Revolve Wealth Partners, LLC	1,497	$204.3K	0.02%
Arkadios Wealth Advisors	1,486	$202.8K	0.00%
Global Retirement Partners, LLC	1,421	$193.9K	0.00%
Nykredit A/S	930	$126.9K	0.00%
STRS Ohio	600	$81.9K	0.00%
SRS Capital Advisors, Inc.	391	$53.4K	0.00%
Optiver Holding B.V.	220	$30.0K	0.00%
Clearstead Advisors, LLC	89	$12.2K	0.00%
Silver Grove Financial Group, Inc.	36	$4.91K	0.00%
Action Point Financial Planning, LLC	34	$4.37K	0.00%
First Horizon Corp	30	$4.09K	0.00%
Continuum Advisory, LLC	29	$3.96K	0.00%
Cape Investment Advisory, Inc.	25	$3.41K	0.00%
Webster Bank, N. A.	14	$1.91K	0.00%
Manning & Napier Advisors LLC	14	$1.86K	0.00%
Creative Capital Management Investments LLC	11	$1.50K	0.00%
Plante Moran Financial Advisors, LLC	4	$546	0.00%
Bell Investment Advisors, Inc	4	$546	0.00%
Strengthening Families & Communities, LLC	4	$546	0.00%
Ankerstar Wealth, LLC	4	$546	0.00%
Davis Capital Management	2	$273	0.00%
LRI Investments, LLC	2	$273	0.00%
Kilter Group LLC	2	$273	0.00%
Raffa Wealth Management, LLC	1	$136	0.00%
DecisionPoint Financial, LLC	1	$136	0.00%
Avion Wealth	5	$0	0.00%
Evolution Advisers, Inc.	1	$0	0.00%
Navigoe, LLC	2	$0	0.00%

Sold out (41)

Institutions that held Dorman Products, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of DORM in Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Nomura Asset Management International Inc.	110,536	$11.5M
Arrowstreet Capital, Limited Partnership	95,844	$10.0M
Qube Research & Technologies Ltd	57,252	$5.97M
Snyder Capital Management L P	43,177	$4.51M
Renaissance Technologies LLC	42,200	$4.40M
Caxton Associates LLP	12,663	$1.32M
Quadrature Capital Ltd	9,689	$1.01M
Two Sigma Investments, LP	8,100	$845.3K
Equitable Trust Co	7,642	$797.5K
Marshall Wace, LLP	7,600	$793.1K
Aquatic Capital Management LLC	6,833	$713.1K
Engineers Gate Manager LP	5,950	$620.9K
Credit Agricole S A	5,881	$613.7K
PDT Partners, LLC	4,863	$507.5K
Gsa Capital Partners LLP	4,796	$501.0K
Blueshift Asset Management, LLC	3,375	$352.2K
Entropy Technologies, LP	3,305	$344.9K
Envestnet Portfolio Solutions, Inc.	3,203	$334.3K
Fieldview Capital Management, LLC	2,775	$289.6K
Freestone Grove Partners LP	2,641	$275.6K
Financiere des Professionnels - Fonds d,investissement inc.	2,468	$257.6K
First Citizens Bank & Trust Co	2,378	$248.2K
Quadrant Capital Group LLC	1,061	$110.7K
Caitong International Asset Management Co., Ltd	679	$70.9K
Nomura Asset Management Co Ltd	250	$26.1K
Advisors Asset Management, Inc.	219	$22.9K
Advisory Services Network, LLC	153	$16.0K
Rossby Financial, LCC	145	$15.3K
MAI Capital Management	114	$11.9K
Root Financial Partners, LLC	75	$7.83K
Sittner & Nelson, LLC	68	$7.10K
Simplex Trading, LLC	67	$6.99K
Twin Peaks Wealth Advisors, LLC	45	$4.70K
Larson Financial Group LLC	35	$3.65K
Intentional Wealth Strategies, LLC	33	$3.44K
Picton Mahoney Asset Management	10	$1.04K
Central Trust Co	9	$940
Annis Gardner Whiting Capital Advisors, LLC	7	$731
Abound Wealth Management	2	$209
Vermillion Wealth Management, Inc.	1	$104
Godfrey Financial Associates, Inc.	1	$104

Not filed for Q2 2026 yet (2)

Institutions that held Dorman Products, Inc. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding DORM in Q1 2026 that haven't filed for Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Janus Henderson Group PLC	11,754	$1.23M
CWM, LLC	359	$37.5K