WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in ASML — Asml Holding NV

CIK 1644956 CHICAGO, IL

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Position in ASML

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$2,262,581

-$1,424,156 QoQ

Shares Held

1,713

-50.3% QoQ

Ownership

0.000%

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 76.00700525394045.ToString("F0")% Shared 0.ToString("F0")% None 23.992994746059544.ToString("F0")%

Common Shares in ASML Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Mar 31, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $274,102,357 across 6 Semiconductor Equipment & Materials names. ASML ranks #6 (0.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ONTO	Onto Innovation Inc.	964,213	$197,731,159
2	KLIC	Kulicke & Soffa Industries Inc	398,036	$26,158,925
3	AEHR	Aehr Test Systems	513,293	$19,032,904
4	LRCX	Lam Research Corp	79,447	$16,974,646
5	AMAT	Applied Materials Inc /De	34,940	$11,942,142
6	ASML	Asml Holding NV This page	1,713	$2,262,581

All Filings in ASML

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,262,581	1,713	-50.3%	Shares	Sole	2026-05-08
2025-12-31	$3,686,737	3,446	+7.5%	Shares	Sole	2026-02-09
2025-09-30	$3,104,664	3,207	-0.2%	Shares	Sole	2025-11-12
2025-06-30	$2,576,468	3,215	-23.7%	Shares	Sole	2025-07-29
2025-03-31	$2,792,985	4,215	-9.7%	Shares	Sole	2025-05-09
2024-12-31	$3,235,297	4,668	-45.5%	Shares	Sole	2025-02-10
2024-09-30	$7,132,620	8,560	-0.0%	Shares	Sole	2024-11-08
2024-06-30	$8,756,614	8,562	+8.6%	Shares	Sole	2024-08-08
2024-03-31	$7,653,126	7,886	+2.3%	Shares	Sole	2024-05-08
2023-12-31	$5,835,853	7,710	-2.9%	Shares	Sole	2024-02-09
2023-09-30	$4,674,549	7,941	+23.7%	Shares	Sole	2023-11-09
2023-06-30	$4,654,344	6,422	-0.7%	Shares	Sole	2023-08-11
2023-03-31	$4,400,790	6,465	+18.0%	Shares	Sole	2023-05-12
2022-12-31	$2,994,818	5,481	-13.4%	Shares	Sole	2023-02-09
2022-09-30	$2,627,919	6,327	-1.4%	Shares	Sole	2022-11-09
2022-06-30	$3,052,770	6,415	-23.2%	Shares	Sole	2022-08-10
2022-03-31	$5,578,551	8,352	-18.7%	Shares	Sole	2022-05-11
2021-12-31	$8,173,969	10,267	+4.7%	Shares	Sole	2022-02-14
2021-09-30	$7,304,313	9,803	-10.5%	Shares	Sole	2021-11-10
2021-06-30	$7,567,461	10,954	-1.7%	Shares	Sole	2021-08-12
2021-03-31	$6,876,773	11,139	-7.8%	Shares	Sole	2021-05-13
2020-12-31	$5,893,120	12,083	+10.4%	Shares	Sole	2021-02-09
2020-09-30	$4,042,029	10,946	+22.6%	Shares	Sole	2020-11-06
2020-06-30	$3,285,771	8,928	+0.1%	Shares	Sole	2020-08-12
2020-03-31	$2,333,043	8,917	—	Shares	Sole	2020-05-08
No filing history on record for this holder in this stock.