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ARDSLEY ADVISORY PARTNERS LP

Position in FLS — Flowserve Corp

CIK 900529 Norwalk, CT

Position in FLS

as of Jun 30, 2026 · filed Jul 13, 2026
Position Value
$4,449,600
+$464,100 QoQ
Shares Held
60,000
-20.0% QoQ
Ownership
0.047%
of shares outstanding
% of Portfolio
0.50%
of 13F equity value
Holder Rank
#156
of 583 holders
Holding Since
Sep 2023
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in FLS Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

ARDSLEY ADVISORY PARTNERS LP holds $11,107,050 across 3 Specialty Industrial Machinery names. FLS ranks #2 (40.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 FLS
Flowserve Corp
This page
60,000 $4,449,600

All Filings in FLS

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,449,600 60,000
2025-09-30 $3,985,500 75,000
2025-06-30 $1,308,750 25,000
2023-09-30 $994,250 25,000