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ARDSLEY ADVISORY PARTNERS LP

Position in COHR — Coherent Corp.

CIK 900529 Norwalk, CT

Position in COHR

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$0
+$0 QoQ
Shares Held
0
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2024
7 quarters on record

Common Shares in COHR Over Time

Shares Held

Position Value (USD)

Derivatives in COHR

reported options exposure · as of Mar 31, 2026
CallValue
$0
CallShares
0
PutValue
$2,382,100
PutShares
10,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Scientific & Technical Instruments

Technology · as of Jun 30, 2026

ARDSLEY ADVISORY PARTNERS LP holds $648,975 across 1 Scientific & Technical Instruments name.

# Ticker Company Shares Value (USD) Open

All Filings in COHR

Export CSV
9 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $2,382,100 10,000
2025-12-31 $1,291,990 7,000
2025-09-30 $3,662,480 34,000
2025-09-30 $3,608,620 33,500
2025-06-30 $7,761,270 87,000
2025-03-31 $5,812,130 89,500
2025-03-31 $324,700 5,000
2024-06-30 $3,043,320 42,000
2024-03-31 $3,394,720 56,000