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Hudson Technologies

168 hedge funds and large institutions have $226M invested in Hudson Technologies in 2025 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 43 increasing their positions, 68 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed

4,200% more call options, than puts

Call options by funds: $43K | Put options by funds: $1K

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

4% more first-time investments, than exits

New positions opened: 26 | Existing positions closed: 25

0.5% more ownership

Funds ownership: 76.18%76.69% (+0.5%)

1% less funds holding

Funds holding: 170168 (-2)

31% less capital invested

Capital invested by funds: $330M → $226M (-$104M)

37% less repeat investments, than reductions

Existing positions increased: 43 | Existing positions reduced: 68

Holders
168
Holders Change
-2
Holders Change %
-1.18%
% of All Funds
2.04%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
26
Increased
43
Reduced
68
Closed
25
Calls
$43K
Puts
$1K
Net Calls
+$42K
Net Calls Change
-$847K
Name Holding Trade Value Shares
Change
Change in
Stake
HP
1
Hartree Partners
New York
$26M
BlackRock
2
BlackRock
New York
$20M +$399K +50,596 +2%
WCM
3
Westerly Capital Management
California
$17.5M +$5.2M +660,000 +35%
Vanguard Group
4
Vanguard Group
Pennsylvania
$16M -$272K -34,471 -1%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$14M +$265K +33,670 +2%
Renaissance Technologies
6
Renaissance Technologies
New York
$11.6M -$785K -99,600 -6%
American Century Companies
7
American Century Companies
Missouri
$9.5M +$889K +112,793 +9%
NSCM
8
New South Capital Management
Tennessee
$8.79M -$400K -50,809 -4%
Arrowstreet Capital
9
Arrowstreet Capital
Massachusetts
$6.73M -$1.02M -128,984 -12%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$6.46M -$88.8K -11,272 -1%
State Street
11
State Street
Massachusetts
$6.12M +$1.65K +209 +0%
CC
12
Caspian Capital
New York
$4.99M +$5.74M +728,306 New
Morgan Stanley
13
Morgan Stanley
New York
$4.83M -$687K -87,150 -11%
D.E. Shaw & Co
14
D.E. Shaw & Co
New York
$3.99M -$1.88M -239,029 -29%
Marshall Wace
15
Marshall Wace
United Kingdom
$3.19M +$2.68M +339,543 +270%
Lazard Asset Management
16
Lazard Asset Management
New York
$2.96M +$1.35M +170,964 +66%
Ohio Public Employees Retirement System (OPERS)
17
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.81M
Northern Trust
18
Northern Trust
Illinois
$2.68M -$194K -24,618 -6%
BCM
19
Bridgeway Capital Management
Texas
$2.59M +$139K +17,607 +5%
AQR Capital Management
20
AQR Capital Management
Connecticut
$2.32M -$46.7K -5,932 -2%
6CM
21
683 Capital Management
New York
$2.29M -$118K -15,000 -4%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$2.23M -$99.9K -12,683 -4%
JCP
23
JB Capital Partners
New York
$2.1M
Los Angeles Capital Management
24
Los Angeles Capital Management
California
$2.03M -$78.9K -10,010 -4%
Acadian Asset Management
25
Acadian Asset Management
Massachusetts
$1.51M +$68.3K +8,667 +4%