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.
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)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Ameriprise
Minneapolis,
Minnesota
|
+$34M |
| 2 |
VOYA Investment Management
Atlanta,
Georgia
|
+$25.8M |
| 3 |
RI
RTW Investments
New York
|
+$20.5M |
| 4 |
8KM
8 Knots Management
Dallas,
Texas
|
+$14.1M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
+$13.3M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$37.9M |
| 2 |
Millennium Management
New York
|
-$26.6M |
| 3 |
Alyeska Investment Group
Chicago,
Illinois
|
-$19.7M |
| 4 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$17.5M |
| 5 |
FGP
Freestone Grove Partners
San Francisco,
California
|
-$17.2M |
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.