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RadNet
RDNT

Overview Fund Activity

304 hedge funds and large institutions have $3.4B invested in RadNet in 2025 Q1 according to their latest regulatory filings, with 46 funds opening new positions, 123 increasing their positions, 103 reducing their positions, and 64 closing their positions.

Holders
304
Holders Change
-22
Holders Change %
-6.75%
% of All Funds
4.13%
Holding in Top 10
5
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-44.44%
% of All Funds
0.07%
New
46
Increased
123
Reduced
103
Closed
64
Calls
$72.4M
Puts
$8.01M
Net Calls
+$64.3M
Net Calls Change
+$64M

Top Buyers

1
American Century Companies
1
American Century Companies
Missouri
$63.3M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$82.4M
3
Alyeska Investment Group
3
Alyeska Investment Group
Illinois
$60.4M
4
BAMCO Inc
4
BAMCO Inc
New York
$35.3M
5
Millennium Management
5
Millennium Management
New York
$40.4M

Top Sellers

1
Norges Bank
1
Norges Bank
Norway
$0
2
Marshall Wace
2
Marshall Wace
United Kingdom
$8.54M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$271K
4
Goldman Sachs
4
Goldman Sachs
New York
$32.4M
5
CI Investments Inc
5
CI Investments Inc
Ontario, Canada
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Swiss National Bank
76
Swiss National Bank
Switzerland
$6.06M 121,900 -1,700 -1%
JPMorgan Chase & Co
77
JPMorgan Chase & Co
New York
$5.99M 120,482 -218,361 -64%
FAM
78
Fred Alger Management
New York
$5.66M 113,868 +88,365 +346%
SFA
79
Sequoia Financial Advisors
Ohio
$5.59M 112,528 +112,528 New
NIP
80
Nicholas Investment Partners
California
$5.59M 112,426 +112,426 New
AI
81
Axiom Investors
Connecticut
$5.59M 112,338 -167,129 -60%
WTC
82
WhitTier Trust Company
Nevada
$5.49M 110,437 +4,142 +4%
Qube Research & Technologies (QRT)
83
Qube Research & Technologies (QRT)
United Kingdom
$5.35M 107,529 +54,346 +102%
Barclays
84
Barclays
United Kingdom
$5.22M 105,084 -20,486 -16%
Prudential Financial
85
Prudential Financial
New Jersey
$5.08M 64,020 -1,920 -3%
Russell Investments Group
86
Russell Investments Group
United Kingdom
$5.02M 101,018 +13,147 +15%
KeyBank National Association
87
KeyBank National Association
Ohio
$4.56M 91,632 +2,997 +3%
RC
88
Roubaix Capital
Colorado
$4.27M 85,849 +85,849 New
Susquehanna International Group
89
Susquehanna International Group
Pennsylvania
$4.24M 85,348 +55,826 +189%
Citadel Advisors
90
Citadel Advisors
Florida
$4.02M 80,933 +22,348 +38%
AllianceBernstein
91
AllianceBernstein
Tennessee
$4M 80,454 -4,749 -6%
First Trust Advisors
92
First Trust Advisors
Illinois
$4M 80,445 -27,234 -25%
PCM
93
Palisade Capital Management
New Jersey
$3.99M 80,178 +80,178 New
KCM
94
Kingdon Capital Management
New York
$3.83M 77,000 +77,000 New
AACP
95
Advantage Alpha Capital Partners
California
$3.71M 74,628 +33,883 +83%
RG
96
Rathbones Group
United Kingdom
$3.46M 69,506 -3,000 -4%
Canada Life
97
Canada Life
Manitoba, Canada
$3.43M 69,018 -5,553 -7%
Wells Fargo
98
Wells Fargo
California
$3.35M 67,365 -12,878 -16%
IIM
99
INTECH Investment Management
Florida
$3.32M 66,809 +22,198 +50%
State of Wisconsin Investment Board
100
State of Wisconsin Investment Board
Wisconsin
$3.22M 64,838 +54,127 +505%
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4
5 6