PRIMECAP MANAGEMENT CO/CA/

Position in ASML — Asml Holding NV

CIK 763212 PASADENA, CA

Position in ASML

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$466,353,373

+$84,653,002 QoQ

Shares Held

353,076

-1.0% QoQ

Ownership

0.092%

of shares outstanding

% of Portfolio

0.38%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

24 quarters on record

Voting authority Sole 96% Shared 0% None 4%

Technology · as of Mar 31, 2026

PRIMECAP MANAGEMENT CO/CA/ holds $2,106,043,585 across 9 Semiconductor Equipment & Materials names. ASML ranks #1 (22.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ASML	Asml Holding NV This page	353,076	$466,353,373
2	AMAT	Applied Materials Inc /De	1,174,126	$401,304,525
3	ENTG	Entegris Inc	3,142,833	$368,465,740
4	KLAC	Kla Corp	2,437,647	$358,921,581
5	FORM	Formfactor Inc	1,788,644	$173,480,581
6	TER	Teradyne, Inc	550,610	$163,233,840
7	Q	Qnity Electronics, Inc.	970,514	$111,977,905
8	ACLS	Axcelis Technologies Inc	658,652	$61,307,328

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$466,353,373	353,076	-1.0%	Shares	Sole	2026-05-11
2025-12-31	$381,700,371	356,776	-7.9%	Shares	Sole	2026-02-11
2025-09-30	$375,111,640	387,476	-8.3%	Shares	Sole	2025-11-12
2025-06-30	$338,674,626	422,609	-20.4%	Shares	Sole	2025-08-11
2025-03-31	$351,597,441	530,609	-2.9%	Shares	Sole	2025-05-09
2024-12-31	$378,635,841	546,309	-1.2%	Shares	Sole	2025-02-10
2024-09-30	$460,961,399	553,209	-3.4%	Shares	Sole	2024-11-08
2024-06-30	$585,522,129	572,509	-0.6%	Shares	Sole	2024-08-09
2024-03-31	$559,059,623	576,071	-0.5%	Shares	Sole	2024-05-14
2023-12-31	$438,392,168	579,179	-2.5%	Shares	Sole	2024-02-09
2023-09-30	$349,828,276	594,279	-1.8%	Shares	Sole	2023-11-13
2023-06-30	$438,531,005	605,079	-2.8%	Shares	Sole	2023-08-11
2023-03-31	$423,931,893	622,779	-4.8%	Shares	Sole	2023-05-15
2022-12-31	$357,443,405	654,179	-1.8%	Shares	Sole	2023-02-13
2022-09-30	$276,707,831	666,204	-0.0%	Shares	Sole	2022-11-14
2022-06-30	$317,128,335	666,404	-10.5%	Shares	Sole	2022-08-11
2022-03-31	$497,276,556	744,504	-4.5%	Shares	Sole	2022-05-11
2021-12-31	$620,733,639	779,679	-5.5%	Shares	Sole	2022-02-11
2021-09-30	$614,551,080	824,779	-1.9%	Shares	Sole	2021-11-12
2021-06-30	$580,688,325	840,554	-6.0%	Shares	Sole	2021-08-10
2021-03-31	$552,220,494	894,487	-10.9%	Shares	Sole	2021-05-14
2020-12-31	$489,664,539	1,003,987	-8.6%	Shares	Sole	2021-02-08
2020-09-30	$405,453,659	1,097,987	-12.2%	Shares	Sole	2020-11-13
2020-06-30	$460,032,715	1,249,987	—	Shares	Sole	2020-08-13
No filing history on record for this holder in this stock.