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Equibles

WESTERLY CAPITAL MANAGEMENT, LLC

Position in HDSN — Hudson Technologies Inc /Ny

CIK 1546172 SAN FRANCISCO, CA
Back to HDSN Full portfolio

Position in HDSN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$19,401,200
+$732,200 QoQ
Shares Held
3,380,000
+6.5% QoQ
Ownership
8.03%
of shares outstanding
% of Portfolio
4.68%
of 13F equity value
Holder Rank
#2
of 151 holders
Holding Since
Dec 2021
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in HDSN Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Jun 30, 2026

WESTERLY CAPITAL MANAGEMENT, LLC holds $19,401,200 across 1 Specialty Chemicals name. HDSN ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 HDSN
Hudson Technologies Inc /Ny
This page 		3,380,000 $19,401,200

All Filings in HDSN

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19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $19,401,200 3,380,000
2026-03-31 $18,669,000 3,175,000
2025-12-31 $17,467,500 2,550,000
2025-09-30 $18,767,700 1,890,000
2025-06-30 $16,240,000 2,000,000
2025-03-31 $7,558,250 1,225,000
2024-12-31 $5,678,096 1,017,580
2024-09-30 $6,755,400 810,000
2024-06-30 $5,933,250 675,000
2024-03-31 $6,495,900 590,000
2023-12-31 $6,245,870 463,000
2023-09-30 $5,519,500 415,000
2023-06-30 $1,683,500 175,000
2023-03-31 $1,746,000 200,000
2022-12-31 $4,048,000 400,000
2022-09-30 $4,042,500 550,000
2022-06-30 $11,678,050 1,555,000
2022-03-31 $12,578,826 2,025,576
2021-12-31 $9,590,400 2,160,000