Calamos Advisors LLC

Position in COHR — Coherent Corp.

CIK 1316507 NAPERVILLE, IL

Position in COHR

as of Jun 30, 2026 · filed Jul 31, 2026 Compact

Position Value

$12,732,308

+$1,776,787 QoQ

Shares Held

32,277

-45.6% QoQ

Ownership

0.016%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

#285

of 1,295 holders

Holding Since

Sep 2024

6 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Calamos Advisors LLC holds $34,137,821 across 3 Scientific & Technical Instruments names. COHR ranks #2 (37.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	KEYS	Keysight Technologies, Inc.	53,929	$18,878,925
2	COHR	Coherent Corp. This page	32,277	$12,732,308
3	ESE	Esco Technologies Inc	7,218	$2,526,588

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$12,732,308	32,277	-45.6%	Shares	Sole	2026-07-31
2025-12-31	$10,955,521	59,357	+11.4%	Shares	Sole	2026-01-29
2025-09-30	$5,738,567	53,273	-32.1%	Shares	Sole	2025-10-20
2025-06-30	$6,995,402	78,415	+162.3%	Shares	Sole	2025-08-08
2024-12-31	$2,831,478	29,890	+20.1%	Shares	Other	2025-01-24
2024-09-30	$2,212,702	24,887	—	Shares	Other	2024-11-07
No filing history on record for this holder in this stock.