SEI INVESTMENTS CO

Position in DORM — Dorman Products, Inc.

CIK 350894 OAKS, PA

Position in DORM

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$5,425,884

+$1,813,955 QoQ

Shares Held

51,992

+77.3% QoQ

Ownership

0.174%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Consumer Cyclical · as of Mar 31, 2026

SEI INVESTMENTS CO holds $726,131,805 across 42 Auto Parts names. DORM ranks #19 (0.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AZO	Autozone Inc	49,561	$167,406,153
2	BWA	Borgwarner Inc	2,687,263	$145,810,889
3	ORLY	O Reilly Automotive Inc	1,253,806	$115,738,830
4	MOD	Modine Manufacturing Co	264,463	$57,311,775
5	APTV	Aptiv PLC	433,457	$30,099,254
6	ALSN	Allison Transmission Holdings Inc	240,179	$28,115,353
7	LKQ	Lkq Corp	778,891	$22,876,028
8	LEA	Lear Corp	176,084	$21,320,250

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$5,425,884	51,992	+77.3%	Shares	Sole	2026-05-13
2025-12-31	$3,611,929	29,320	+28.8%	Shares	Sole	2026-02-13
2025-09-30	$3,547,204	22,756	-12.8%	Shares	Sole	2025-11-13
2025-06-30	$3,201,562	26,099	+3.8%	Shares	Defined	2025-08-14
2025-03-31	$3,030,254	25,139	+20.4%	Shares	Defined	2025-05-14
2024-12-31	$2,705,909	20,887	+88.2%	Shares	Defined	2025-02-11
2024-09-30	$1,255,518	11,099	+25.0%	Shares	Sole	2024-11-12
2024-06-30	$812,159	8,878	+2.2%	Shares	Sole	2024-08-13
2024-03-31	$837,435	8,688	+2.6%	Shares	Sole	2024-05-07
2023-12-31	$706,232	8,467	-0.9%	Shares	Sole	2024-02-14
2023-09-30	$647,066	8,541	+1.4%	Shares	Sole	2023-11-14
2023-06-30	$663,669	8,419	-0.7%	Shares	Sole	2023-08-11
2023-03-31	$731,139	8,476	+13.8%	Shares	Sole	2023-05-12
2022-12-31	$602,238	7,447	+13.4%	Shares	Sole	2023-02-10
2022-09-30	$539,282	6,567	+5.7%	Shares	Sole	2022-11-14
2022-06-30	$681,299	6,210	+0.4%	Shares	Sole	2022-08-15
2022-03-31	$587,760	6,185	+8.1%	Shares	Sole	2022-05-13
2021-12-31	$646,304	5,719	+2.0%	Shares	Sole	2022-02-14
2021-09-30	$530,720	5,606	+31.0%	Shares	Sole	2021-11-12
2021-06-30	$443,811	4,281	+25.2%	Shares	Sole	2021-08-06
2021-03-31	$350,823	3,418	0.0%	Shares	Sole	2021-05-12
2020-12-31	$296,750	3,418	+5.8%	Shares	Sole	2021-02-08
2020-09-30	$291,927	3,230	+6.2%	Shares	Sole	2020-12-04
2020-06-30	$203,959	3,041	-79.0%	Shares	Sole	2020-08-17
2020-03-31	$800,198	14,478	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.