We are live on ! Find out more
RDNT icon

RadNet
RDNT

328 hedge funds and large institutions have $4.03B invested in RadNet in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 154 increasing their positions, 87 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed

93% more call options, than puts

Call options by funds: $2.19M | Put options by funds: $1.13M

88% more first-time investments, than exits

New positions opened: 47 | Existing positions closed: 25

77% more repeat investments, than reductions

Existing positions increased: 154 | Existing positions reduced: 87

18% more capital invested

Capital invested by funds: $3.43B → $4.03B (+$605M)

7% more funds holding

Funds holding: 307 → 328 (+21)

1.43% more ownership

Funds ownership: 93.02% → 94.45% (+1.4%)

0% more funds holding in top 10

Funds holding in top 10: 5 → 5 (0)

Holders
328
Holders Change
+21
Holders Change %
+6.84%
% of All Funds
4.32%
Holding in Top 10
5
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
47
Increased
154
Reduced
87
Closed
25
Calls
$2.19M
Puts
$1.13M
Net Calls
+$1.05M
Net Calls Change
-$63.3M

Top Buyers

Rank Fund Capital Flow
1
Ameriprise
Ameriprise
Minnesota
+$34M
2
VOYA Investment Management
VOYA Investment Management
Georgia
+$25.8M
3
RI
RTW Investments
New York
+$20.5M
4
8KM
8 Knots Management
Texas
+$14.1M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
+$13.3M

Top Sellers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
-$37.9M
2
Millennium Management
Millennium Management
New York
-$26.6M
3
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$19.7M
4
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$17.5M
5
FGP
Freestone Grove Partners
California
-$17.2M
Name Holding Trade Value Shares
Change 		Change in
Stake
FMI
101
F/M Investments
District of Columbia
$3.33M +$42.9K +782 +1%
California State Teachers Retirement System (CalSTRS)
102
California State Teachers Retirement System (CalSTRS)
California
$3.32M +$6.43K +117 +0.2%
Citadel Advisors
103
Citadel Advisors
Florida
$3.31M -$1.25M -22,691 -28%
MC
104
Meteora Capital
Florida
$3.31M +$3.19M +58,157 New
ECM
105
ExodusPoint Capital Management
New York
$3.29M +$3.17M +57,790 New
MPI
106
Mairs & Power Inc
Minnesota
$3.29M +$3.17M +57,731 New
HCM
107
Hilton Capital Management
New York
$3.17M +$1.06M +19,285 +53%
FG
108
Formula Growth
Quebec, Canada
$3.03M -$157K -2,858 -5%
Pathstone Holdings
109
Pathstone Holdings
New Jersey
$3M +$50.7K +923 +2%
First Eagle Investment Management
110
First Eagle Investment Management
New York
$2.96M -$500K -9,100 -15%
PCMI
111
Paradigm Capital Management Inc
New York
$2.82M – – –
Thrivent Financial for Lutherans
112
Thrivent Financial for Lutherans
Minnesota
$2.76M +$38.5K +701 +1%
LPL Financial
113
LPL Financial
California
$2.74M +$163K +2,960 +7%
IIM
114
INTECH Investment Management
Florida
$2.71M -$1.05M -19,166 -29%
Universal-Beteiligungs- und Servicegesellschaft
115
Universal-Beteiligungs- und Servicegesellschaft
Germany
$2.63M +$199K +3,630 +9%
SI
116
Sapience Investments
California
$2.63M -$77.2K -1,405 -3%
RPAM
117
Rhenman & Partners Asset Management
Sweden
$2.62M +$2.53M +46,000 New
Two Sigma Investments
118
Two Sigma Investments
New York
$2.6M -$7.52M -136,939 -75%
TRSOTSOK
119
Teachers Retirement System of the State of Kentucky
Kentucky
$2.53M -$78.9K -1,437 -3%
KOCAA
120
Knights of Columbus Asset Advisors
Connecticut
$2.45M -$49.3K -897 -2%
TD Asset Management
121
TD Asset Management
Ontario, Canada
$2.41M -$588K -10,714 -20%
PIC
122
Portland Investment Counsel
Ontario, Canada
$2.39M +$110K +2,000 +5%
PGCM
123
Prescott Group Capital Management
Oklahoma
$2.37M – – –
Verition Fund Management
124
Verition Fund Management
Connecticut
$2.33M +$1.59M +28,991 +242%
GGHC
125
Gilder Gagnon Howe & Co
New York
$2.25M +$5.22K +95 +0.2%
3 4
5
6 7

RDNT Hedge Fund Activity: Q2 2025 in Review

328 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in RadNet (RDNT) for Q2 2025, worth a combined $4.03B — up 18% from $3.43B a quarter earlier.

Buyers outnumbered sellers: 47 funds opened new RDNT positions and 25 closed out — a net gain of 22 holders — while 154 added to existing stakes and 87 trimmed.

The largest buyer was Ameriprise, adding an estimated $34M. The largest seller was BlackRock, cutting an estimated $37.9M.

  • 328 institutional investors held RadNet (RDNT) as of Q2 2025, up from 307 in Q1 2025.
  • Funds reported $4.03B of RadNet stock for Q2 2025, up 18% quarter-over-quarter.
  • 47 funds opened new RadNet positions in Q2 2025 and 25 closed out, a net change of +22 holders.
  • The largest RadNet buyer in Q2 2025 was Ameriprise, an estimated $34M added.
  • The largest RadNet seller in Q2 2025 was BlackRock, an estimated $37.9M sold.

Based on aggregated 13F filings for Q2 2025.