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ARDSLEY ADVISORY PARTNERS LP

Position in APH — Amphenol Corp /De/

CIK 900529 Norwalk, CT

Position in APH

as of Jun 30, 2026 · filed Jul 13, 2026
Position Value
$3,879,040
+$3,879,040 QoQ
Shares Held
44,000
Ownership
0.002%
of shares outstanding
% of Portfolio
0.43%
of 13F equity value
Holder Rank
#287
of 1,001 holders
Holding Since
Sep 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Derivatives in APH

reported options exposure · as of Sep 30, 2025
CallValue
$0
CallShares
0
PutValue
$0
PutShares
90,000

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 Electronic Components

Technology · as of Jun 30, 2026

ARDSLEY ADVISORY PARTNERS LP holds $14,621,270 across 3 Electronic Components names. APH ranks #2 (26.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 APH
Amphenol Corp /De/
This page
44,000 $3,879,040

All Filings in APH

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,879,040 22,000
2025-09-30 45,000