HDSN Hudson Technologies Inc.

NASDAQ
$5.17

Hudson Technologies Inc. (HDSN) Hedge Fund Activity

This view isolates hedge funds from the broader institutional ownership shown on the Institutional tab. A pension fund tracking an index may have no view on a stock; when a hedge fund builds or exits a position, that decision can carry information. This page measures those changes. Positions as of June 30, 2026.

Based on quarterly 13F long-equity filings. Changes compare reported quarter-end positions; filings can be reported up to 45 days later and do not represent a fund's complete exposure.

Hedge fund breadth
-15.79
8 buyers / 11 sellers
SELLING
Funds compared
19
funds with comparable HDSN positions
13 current holders · 17 prior-quarter holders
Net share change
+317.8K
+922.5K added, -604.7K cut
Position activity
2 new 6 increased 5 reduced 6 exited

Most significant moves

Ranked by conviction, not size — how much of the fund's own book the position represents, how far it moved, and what kind of fund made it.

Fund Action Shares changed Change Est. value Portfolio wt. Score
Point72 Asset Management, L.P. New +45.7K — $262.5K 0.0% 59
MILLENNIUM MANAGEMENT LLC Sold Out -72.7K -100.0% $417.2K 0.0% 57
Tudor Investment Corporation Macro Sold Out -14.8K -100.0% $84.9K 0.0% 53
ExodusPoint Capital Management Long/Short Quant Sold Out -31.1K -100.0% $178.7K 0.0% 52
MARSHALL WACE, LLP Long/Short Increased +255.1K +116.3% $1.5M 0.0% 52
Qube Research & Technologies Ltd Quant Increased +351.0K +94.6% $2.0M 0.0% 50
Boothbay Fund Management New +11.3K — $64.6K 0.0% 49
Squarepoint Ops LLC Quant Increased +40.2K +154.5% $230.8K 0.0% 48
Winton Group Quant Macro Sold Out -58.5K -100.0% $336.0K 0.0% 48
Centiva Capital Long/Short Quant Sold Out -13.5K -100.0% $77.7K 0.0% 48

Most significant buyers

By move score, not size.

  • Point72 Asset Management, L.P. New · +45.7K
  • MARSHALL WACE, LLP Increased · +255.1K
  • Qube Research & Technologies Ltd Increased · +351.0K
  • Boothbay Fund Management New · +11.3K
  • Squarepoint Ops LLC Increased · +40.2K

Most significant sellers

By move score, not size.

  • MILLENNIUM MANAGEMENT LLC Sold Out · -72.7K
  • Tudor Investment Corporation Sold Out · -14.8K
  • ExodusPoint Capital Management Sold Out · -31.1K
  • Winton Group Sold Out · -58.5K
  • Centiva Capital Sold Out · -13.5K

Hedge fund positions

Fund Tier Shares Previous Change Change % Portfolio wt. Action Score
Point72 Asset Management, L.P. 1 45.7K 0 +45.7K — 0.0% New 59
MILLENNIUM MANAGEMENT LLC 2 0 72.7K -72.7K -100.0% 0.0% Sold Out 57
Tudor Investment Corporation 2 0 14.8K -14.8K -100.0% 0.0% Sold Out 53
ExodusPoint Capital Management 3 0 31.1K -31.1K -100.0% 0.0% Sold Out 52
MARSHALL WACE, LLP 2 474.4K 219.3K +255.1K +116.3% 0.0% Increased 52
Qube Research & Technologies Ltd 2 721.8K 370.9K +351.0K +94.6% 0.0% Increased 50
Boothbay Fund Management 4 11.3K 0 +11.3K — 0.0% New 49
Squarepoint Ops LLC 2 66.2K 26.0K +40.2K +154.5% 0.0% Increased 48
Winton Group 4 0 58.5K -58.5K -100.0% 0.0% Sold Out 48
Centiva Capital 4 0 13.5K -13.5K -100.0% 0.0% Sold Out 48
Aquatic Capital Management 4 0 14.9K -14.9K -100.0% 0.0% Sold Out 48
TWO SIGMA INVESTMENTS, LP 2 132.0K 272.9K -141.0K -51.6% 0.0% Reduced 39
CITADEL ADVISORS LLC 1 574.3K 412.8K +161.5K +39.1% 0.0% Increased 37
AQR Capital Management 3 161.9K 344.3K -182.4K -53.0% 0.0% Reduced 35
D. E. Shaw & Co., Inc. 1 409.6K 358.7K +50.9K +14.2% 0.0% Increased 30
RENAISSANCE TECHNOLOGIES LLC 1 1.4M 1.5M -62.1K -4.1% 0.0% Reduced 28
Quadrature Capital 3 16.4K 20.7K -4.3K -20.8% 0.0% Reduced 27
Graham Capital Management 3 26.7K 36.0K -9.3K -25.8% 0.0% Reduced 25
Schonfeld Strategic Advisors 3 49.5K 42.7K +6.8K +15.9% 0.0% Increased 24

Every fund above opens. Subscribers can see any manager's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.

Sign in or subscribe

Hedge funds are identified from their 13F filings, which are due 45 days after quarter end and cover long U.S.-listed equity positions only. A fund's short book never appears, so a reduced position can mean a changed view or a changed hedge — the filing doesn't say which.