COHERENT CORP

Ticker: COHR CUSIP: 19247G107 Class: COM

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 33,500 Value ($000) $3,609 Avg Close $99.69 Range $84.35 - $123.25

Q2 2025

Shares 87,000 Value ($000) $7,761 Avg Close $71.97 Range $45.58 - $90.18

Q1 2025

Shares 89,500 Value ($000) $5,812 Avg Close $82.86 Range $60.39 - $110.73

Q2 2024

Shares 42,000 Value ($000) $3,043 Avg Close $60.12 Range $48.78 - $75.25

Q1 2024

Shares 56,000 Value ($000) $3,395 Avg Close $54.83 Range $40.12 - $67.94

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	33,500	$3,609	$99.69	$84.35 - $123.25
Q2 2025	87,000	$7,761	$71.97	$45.58 - $90.18
Q1 2025	89,500	$5,812	$82.86	$60.39 - $110.73
Q2 2024	42,000	$3,043	$60.12	$48.78 - $75.25
Q1 2024	56,000	$3,395	$54.83	$40.12 - $67.94