DIMENSIONAL FUND ADVISORS LP

Position in PRLB — Proto Labs Inc

CIK 354204 AUSTIN, TX

Back to PRLB Full portfolio

Position in PRLB

as of Jun 30, 2026 · filed Aug 11, 2026 Compact

Position Value

$93,924,378

+$21,374,641 QoQ

Shares Held

1,152,305

-9.4% QoQ

Ownership

4.82%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

of 276 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 93% Shared 5% None 2%

Common Shares in PRLB Over Time

Shares Held

Position Value (USD)

Position in Metal Fabrication

Industrials · as of Jun 30, 2026

DIMENSIONAL FUND ADVISORS LP holds $1,617,291,802 across 13 Metal Fabrication names. PRLB ranks #6 (5.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CMC	COMMERCIAL METALS Co	6,734,471	$422,588,053
2	CRS	Carpenter Technology Corp	421,977	$260,292,290
3	MLI	Mueller Industries Inc	3,889,276	$239,054,347
4	ATI	Ati Inc	1,160,274	$228,690,003
5	ESAB	ESAB Corp	1,456,101	$143,615,239
6	PRLB	Proto Labs Inc This page	1,152,305	$93,924,378
7	WOR	Worthington Enterprises, Inc.	1,596,160	$85,809,558
8	RYZ	Ryerson Holding Corp	2,696,963	$66,372,257

All Filings in PRLB

Export CSV

27 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$93,924,378	1,152,305	-9.4%	Shares	Sole	2026-08-11
2026-06-30	$93,924,380	1,152,305	—	Shares	Sole	2026-07-14
2026-03-31	$72,549,737	1,272,356	-0.3%	Shares	Sole	2026-05-07
2025-12-31	$64,581,219	1,276,561	-2.3%	Shares	Sole	2026-02-12
2025-09-30	$65,357,538	1,306,367	-0.7%	Shares	Sole	2025-11-12
2025-06-30	$52,689,756	1,315,928	-0.7%	Shares	Sole	2025-08-12
2025-03-31	$46,421,131	1,324,804	+1.8%	Shares	Sole	2025-05-13
2024-12-31	$50,850,771	1,300,864	+5.5%	Shares	Sole	2025-02-13
2024-09-30	$36,209,036	1,232,858	+11.0%	Shares	Sole	2024-11-07
2024-06-30	$34,305,382	1,110,566	+13.3%	Shares	Sole	2024-08-09
2024-03-31	$35,031,280	979,896	+20.7%	Shares	Sole	2024-05-10
2023-12-31	$31,631,699	811,902	+4.4%	Shares	Sole	2024-02-07
2023-09-30	$20,525,154	777,468	-8.1%	Shares	Sole	2023-11-09
2023-06-30	$29,578,815	846,076	+1.3%	Shares	Sole	2023-08-09
2023-03-31	$27,680,977	835,022	+5.6%	Shares	Sole	2023-05-12
2022-12-31	$20,189,785	790,826	+8.8%	Shares	Sole	2023-02-09
2022-09-30	$26,475,827	726,759	+15.9%	Shares	Defined	2022-11-10
2022-06-30	$29,985,823	626,794	+47.1%	Shares	Sole	2022-08-12
2022-03-31	$22,545,662	426,194	+34.2%	Shares	Defined	2022-05-13
2021-12-31	$16,306,500	317,556	+0.7%	Shares	Defined	2022-02-09
2021-09-30	$21,002,043	315,346	-5.9%	Shares	Defined	2021-11-12
2021-06-30	$30,773,655	335,225	-27.6%	Shares	Defined	2021-08-12
2021-03-31	$56,382,790	463,103	-1.8%	Shares	Defined	2021-05-14
2020-12-31	$72,377,188	471,820	-1.0%	Shares	Defined	2021-03-08
2020-09-30	$61,709,081	476,518	+4.3%	Shares	Defined	2020-11-12
2020-06-30	$51,385,743	456,884	+2.7%	Shares	Defined	2020-08-13
2020-03-31	$33,871,683	444,919	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.