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Interactive Brokers

956 hedge funds and large institutions have $24.6B invested in Interactive Brokers in 2025 Q4 according to their latest regulatory filings, with 155 funds opening new positions, 327 increasing their positions, 343 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

5% less repeat investments, than reductions

Existing positions increased: 327 | Existing positions reduced: 343

6% less funds holding in top 10

Funds holding in top 10: 3533 (-2)

6% less capital invested

Capital invested by funds: $26.1B → $24.6B (-$1.52B)

Holders
956
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
33
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$492M
Puts
$483M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Voloridge Investment Management
101
Voloridge Investment Management
Florida
$30.2M
New York State Common Retirement Fund
102
New York State Common Retirement Fund
New York
$30M
Ameriprise
103
Ameriprise
Minnesota
$27.8M
Mawer Investment Management
104
Mawer Investment Management
Alberta, Canada
$27.6M
Qube Research & Technologies (QRT)
105
Qube Research & Technologies (QRT)
United Kingdom
$26.8M
MF
106
Milford Funds
$26.8M
Adage Capital Partners
107
Adage Capital Partners
Massachusetts
$25.9M
BCM
108
Brooktree Capital Management
Michigan
$25.8M
ACM
109
Aquatic Capital Management
Illinois
$25.7M
PCM
110
Prana Capital Management
Connecticut
$25.3M
PCH
111
Polar Capital Holdings
United Kingdom
$25.1M
N
112
Natixis
France
$24.9M
State Board of Administration of Florida Retirement System
113
State Board of Administration of Florida Retirement System
Florida
$24.8M
SEI Investments
114
SEI Investments
Pennsylvania
$24.8M
SSA
115
Schonfeld Strategic Advisors
New York
$24.5M
GF
116
Gabelli Funds
New York
$23.5M
Credit Agricole
117
Credit Agricole
France
$22.7M
Universal-Beteiligungs- und Servicegesellschaft
118
Universal-Beteiligungs- und Servicegesellschaft
Germany
$22.3M
Connor, Clark & Lunn Investment Management (CC&L)
119
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$21.9M
Korea Investment Corp
120
Korea Investment Corp
South Korea
$21.7M
Aviva
121
Aviva
United Kingdom
$21.2M
JF
122
Jump Financial
Illinois
$21.2M
WC
123
Winmill & Co
New York
$21M
BNP Paribas Asset Management
124
BNP Paribas Asset Management
France
$21M
SMDAM
125
Sumitomo Mitsui DS Asset Management
Japan
$20.8M