304 hedge funds and large institutions have $3.4B invested in RadNet in 2025 Q1 according to their latest regulatory filings, with 45 funds opening new positions, 123 increasing their positions, 104 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

24% less capital invested

Capital invested by funds: $4.49B → $3.4B (-$1.09B)

31% less first-time investments, than exits

New positions opened: 45 | Existing positions closed: 65

44% less funds holding in top 10

Funds holding in top 10: 95 (-4)

Holders
304
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$72.4M
Puts
$8.01M
Net Calls
Net Calls Change

Top Buyers

1 +$52.9M
2 +$37M
3 +$35.4M
4
BAMCO Inc
BAMCO Inc
New York
+$33.6M
5
Millennium Management
Millennium Management
New York
+$32.9M

Top Sellers

1 -$52.3M
2 -$34.1M
3 -$31.1M
4
Goldman Sachs
Goldman Sachs
New York
-$21.6M
5
CI Investments Inc
CI Investments Inc
Ontario, Canada
-$19.5M
Name Holding Trade Value Shares
Change
Change in
Stake
201
$333K
202
$320K
203
$312K
204
$289K
205
$285K
206
$283K
207
$279K
208
$279K
209
$271K
210
$267K
211
$252K
212
$250K
213
$249K
214
$248K
215
$244K
216
$236K
217
$234K
218
$232K
219
$230K
220
$223K
221
$218K
222
$216K
223
$210K
224
$206K
225
$205K