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307 hedge funds and large institutions have $3.43B invested in RadNet in 2025 Q1 according to their latest regulatory filings, with 45 funds opening new positions, 123 increasing their positions, 105 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed

803% more call options, than puts

Call options by funds: $72.4M | Put options by funds: $8.01M

17% more repeat investments, than reductions

Existing positions increased: 123 | Existing positions reduced: 105

6.14% more ownership

Funds ownership: 86.88%93.02% (+6.1%)

7% less funds holding

Funds holding: 329307 (-22)

24% less capital invested

Capital invested by funds: $4.49B → $3.43B (-$1.07B)

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
307
Holders Change
-22
Holders Change %
-6.69%
% of All Funds
4.12%
Holding in Top 10
5
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-44.44%
% of All Funds
0.07%
New
45
Increased
123
Reduced
105
Closed
65
Calls
$72.4M
Puts
$8.01M
Net Calls
+$64.3M
Net Calls Change
+$64M
Name Holding Trade Value Shares
Change
Change in
Stake
D.E. Shaw & Co
326
D.E. Shaw & Co
New York
-$789K -11,302 Closed
BFG
327
Bleakley Financial Group
New Jersey
-$688K -9,853 Closed
HFM
328
Harvest Fund Management
China
-$662K -9,330 Closed
CC
329
Centiva Capital
New York
-$578K -8,277 Closed
SFI
330
Susquehanna Fundamental Investments
Pennsylvania
-$572K -8,184 Closed
Commonwealth Equity Services
331
Commonwealth Equity Services
Massachusetts
-$540K -7,728 Closed
EGM
332
Engineers Gate Manager
New York
-$434K -6,212 Closed
SRL
333
Scientech Research LLC
New Jersey
-$372K -5,324 Closed
QC
334
Quadrature Capital
United Kingdom
-$363K -5,196 Closed
SPA
335
Sherbrooke Park Advisers
New York
-$342K -4,892 Closed
Tudor Investment Corp
336
Tudor Investment Corp
Connecticut
-$282K -4,765 Closed
BCM
337
Bayesian Capital Management
New York
-$319K -4,563 Closed
Wolverine Trading
338
Wolverine Trading
Illinois
-$260K -4,401 Closed
HF
339
HRT Financial
New York
-$299K -4,292 Closed
EM
340
Excalibur Management
Massachusetts
-$279K -4,000 Closed
ECM
341
Everence Capital Management
Indiana
-$277K -3,960 Closed
YMRC
342
Yorktown Management & Research Company
Virginia
-$272K -3,900 Closed
OQS
343
Occudo Quantitative Strategies
Florida
-$269K -3,854 Closed
MA
344
Mutual Advisors
Nebraska
-$217K -3,557 Closed
NW
345
NewEdge Wealth
Pennsylvania
-$248K -3,544 Closed
KPWS
346
Kestra Private Wealth Services
Texas
-$246K -3,518 Closed
PA
347
Profund Advisors
Maryland
-$242K -3,467 Closed
Renaissance Technologies
348
Renaissance Technologies
New York
-$237K -3,400 Closed
MYIA
349
Mount Yale Investment Advisors
Colorado
-$237K -3,395 Closed
SA
350
Sanctuary Advisors
Indiana
-$228K -3,352 Closed