STATE OF WISCONSIN INVESTMENT BOARD

Position in DORM — Dorman Products, Inc.

CIK 854157 MADISON, WI

Position in DORM

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$4,370,596

-$406,219 QoQ

Shares Held

41,880

+8.0% QoQ

Ownership

0.140%

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

STATE OF WISCONSIN INVESTMENT BOARD holds $185,267,840 across 32 Auto Parts names. DORM ranks #12 (2.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ORLY	O Reilly Automotive Inc	486,487	$44,907,614
2	AZO	Autozone Inc	8,873	$29,971,041
3	APTV	Aptiv PLC	253,964	$17,635,260
4	GPC	Genuine Parts Co	118,247	$12,504,620
5	BWA	Borgwarner Inc	224,286	$12,169,758
6	MOD	Modine Manufacturing Co	43,206	$9,363,172
7	MGA	Magna International Inc	142,312	$7,942,432
8	LKQ	Lkq Corp	235,647	$6,920,952

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,370,596	41,880	+8.0%	Shares	Sole	2026-05-15
2025-12-31	$4,776,815	38,776	+212.0%	Shares	Sole	2026-02-17
2025-09-30	$1,937,276	12,428	+6.1%	Shares	Sole	2025-11-14
2025-06-30	$1,436,465	11,710	-25.8%	Shares	Sole	2025-08-14
2025-03-31	$1,902,000	15,779	-22.0%	Shares	Sole	2025-05-15
2024-12-31	$2,619,371	20,219	+11.1%	Shares	Sole	2025-02-14
2024-09-30	$2,059,123	18,203	-1.5%	Shares	Sole	2024-11-14
2024-06-30	$1,690,184	18,476	-78.1%	Shares	Sole	2024-08-14
2024-03-31	$8,124,713	84,290	-14.8%	Shares	Sole	2024-05-14
2023-12-31	$8,253,919	98,956	+17.0%	Shares	Sole	2024-02-12
2023-09-30	$6,408,008	84,583	+6.4%	Shares	Sole	2023-11-14
2023-06-30	$6,268,561	79,520	+0.2%	Shares	Sole	2023-08-14
2023-03-31	$6,846,369	79,369	-11.3%	Shares	Sole	2023-05-15
2022-12-31	$7,232,204	89,430	-1.8%	Shares	Sole	2023-02-14
2022-09-30	$7,479,653	91,082	-1.8%	Shares	Sole	2022-11-14
2022-06-30	$10,180,320	92,793	-30.4%	Shares	Sole	2022-08-15
2022-03-31	$12,677,002	133,400	0.0%	Shares	Sole	2022-05-13
2021-12-31	$15,075,534	133,400	0.0%	Shares	Sole	2022-02-11
2021-09-30	$12,628,978	133,400	0.0%	Shares	Sole	2021-11-12
2021-06-30	$13,829,578	133,400	0.0%	Shares	Sole	2021-08-12
2021-03-31	$13,692,176	133,400	0.0%	Shares	Sole	2021-05-17
2020-12-31	$11,581,788	133,400	-11.1%	Shares	Sole	2021-02-03
2020-09-30	$13,557,000	150,000	0.0%	Shares	Sole	2020-11-16
2020-06-30	$10,060,500	150,000	0.0%	Shares	Sole	2020-08-12
2020-03-31	$8,290,500	150,000	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.