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Hudson Technologies

160 hedge funds and large institutions have $194M invested in Hudson Technologies in 2026 Q1 according to their latest regulatory filings, with 26 funds opening new positions, 48 increasing their positions, 58 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

9,100% more call options, than puts

Call options by funds: $92K | Put options by funds: $1K

0.96% more ownership

Funds ownership: 76.69%77.65% (+0.96%)

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

5% less funds holding

Funds holding: 168160 (-8)

10% less first-time investments, than exits

New positions opened: 26 | Existing positions closed: 29

14% less capital invested

Capital invested by funds: $226M → $194M (-$32.5M)

17% less repeat investments, than reductions

Existing positions increased: 48 | Existing positions reduced: 58

Holders
160
Holders Change
-8
Holders Change %
-4.76%
% of All Funds
1.97%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
26
Increased
48
Reduced
58
Closed
29
Calls
$92K
Puts
$1K
Net Calls
+$91K
Net Calls Change
+$49K
Name Holding Trade Value Shares
Change
Change in
Stake
HP
1
Hartree Partners
New York
$22.3M
WCM
2
Westerly Capital Management
California
$18.7M +$4.29M +625,000 +25%
BlackRock
3
BlackRock
New York
$16.8M -$352K -51,330 -2%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$12.6M +$721K +105,160 +5%
VCM
5
Vanguard Capital Management
Pennsylvania
$9.76M +$11.4M +1,660,146 New
Renaissance Technologies
6
Renaissance Technologies
New York
$8.84M -$1.32M -193,000 -11%
American Century Companies
7
American Century Companies
Missouri
$8.75M +$693K +101,091 +7%
NSCM
8
New South Capital Management
Tennessee
$7.3M -$290K -42,305 -3%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$5.58M +$37K +5,392 +0.6%
State Street
10
State Street
Massachusetts
$5.28M +$26.1K +3,809 +0.4%
Arrowstreet Capital
11
Arrowstreet Capital
Massachusetts
$5.18M -$697K -101,584 -10%
CC
12
Caspian Capital
New York
$4.28M
SBH
13
Segall Bryant & Hamill
Illinois
$3.69M +$3.07M +447,987 +248%
BCM
14
Bridgeway Capital Management
Texas
$2.93M +$822K +119,854 +32%
Morgan Stanley
15
Morgan Stanley
New York
$2.78M -$1.6M -233,630 -33%
Citadel Advisors
16
Citadel Advisors
Florida
$2.43M +$2.28M +332,667 +415%
Ohio Public Employees Retirement System (OPERS)
17
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.41M
Northern Trust
18
Northern Trust
Illinois
$2.35M +$51.2K +7,474 +2%
Qube Research & Technologies (QRT)
19
Qube Research & Technologies (QRT)
United Kingdom
$2.18M +$1.42M +207,173 +127%
D.E. Shaw & Co
20
D.E. Shaw & Co
New York
$2.11M -$1.54M -224,098 -38%
AQR Capital Management
21
AQR Capital Management
Connecticut
$2.02M +$34K +4,952 +1%
Lazard Asset Management
22
Lazard Asset Management
New York
$1.92M -$726K -105,854 -25%
6CM
23
683 Capital Management
New York
$1.91M -$68.6K -10,000 -3%
JCP
24
JB Capital Partners
New York
$1.8M
Bank of New York Mellon
25
Bank of New York Mellon
New York
$1.66M -$297K -43,272 -13%