WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in COHR — Coherent Corp.

CIK 1644956 CHICAGO, IL

Position in COHR

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

Position Value

$159,156,914

-$1,983,770 QoQ

Shares Held

668,137

-23.5% QoQ

Ownership

0.341%

of shares outstanding

% of Portfolio

0.53%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2025

4 quarters on record

Voting authority Sole 96% Shared 0% None 4%

Technology · as of Jun 30, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $203,648,875 across 3 Scientific & Technical Instruments names.

#	Ticker	Company	Shares	Value (USD)
1	NOVT	Novanta Inc	765,867	$124,254,262
2	CGNX	Cognex Corp	910,938	$65,970,129
3	KEYS	Keysight Technologies, Inc.	38,348	$13,424,484

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$159,156,914	668,137	-23.5%	Shares	Sole	2026-05-08
2025-12-31	$161,140,684	873,060	-36.0%	Shares	Sole	2026-02-09
2025-09-30	$147,039,631	1,365,017	+225.7%	Shares	Sole	2025-11-12
2025-06-30	$37,393,620	419,164	—	Shares	Sole	2025-07-29
No filing history on record for this holder in this stock.