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RadNet
RDNT

171 hedge funds and large institutions have $1.08B invested in RadNet in 2021 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 60 increasing their positions, 57 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

1.02% more ownership

Funds ownership: 66.5% → 67.51% (+1%)

5% more repeat investments, than reductions

Existing positions increased: 60 | Existing positions reduced: 57

5% more capital invested

Capital invested by funds: $1.04B → $1.08B (+$48.6M)

0% more funds holding in top 10

Funds holding in top 10: 4 → 4 (0)

4% less funds holding

Funds holding: 179 → 171 (-8)

22% less first-time investments, than exits

New positions opened: 21 | Existing positions closed: 27

30% less call options, than puts

Call options by funds: $3.8M | Put options by funds: $5.4M

Holders
171
Holders Change
-8
Holders Change %
-4.47%
% of All Funds
2.63%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.06%
New
21
Increased
60
Reduced
57
Closed
27
Calls
$3.8M
Puts
$5.4M
Net Calls
-$1.6M
Net Calls Change
+$246K

Top Buyers

1
American Century Companies
American Century Companies
Missouri
+$15.9M
2
BMO
Beck Mack & Oliver
New York
+$12.8M
3
EDRH
Edmond de Rothschild Holding
Switzerland
+$9.72M
4
GACM
Global Alpha Capital Management
Quebec, Canada
+$5.61M
5
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$4.54M

Top Sellers

1
Renaissance Technologies
Renaissance Technologies
New York
-$6.53M
2
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$5.69M
3
CA
CastleArk Alternatives
Illinois
-$4.67M
4
CM
Castleark Management
Illinois
-$4.67M
5
Citadel Advisors
Citadel Advisors
Florida
-$3.84M
Name Holding Trade Value Shares
Change 		Change in
Stake
CSS
126
Cubist Systematic Strategies
Connecticut
$271K -$1.29M -43,910 -83%
Teacher Retirement System of Texas
127
Teacher Retirement System of Texas
Texas
$268K +$53.5K +1,817 +26%
Janus Henderson Group
128
Janus Henderson Group
United Kingdom
$268K +$263K +8,918 New
WA
129
Wealth Alliance
New York
$241K – – –
MML Investors Services
130
MML Investors Services
Massachusetts
$218K +$8.78K +298 +4%
FIM
131
Freedom Investment Management
Connecticut
$210K -$619 -21 -0.3%
Zurich Cantonal Bank
132
Zurich Cantonal Bank
Switzerland
$204K +$61.9K +2,102 +45%
MOACM
133
Mutual of America Capital Management
New York
$182K +$5.27K +179 +3%
KBC Group
134
KBC Group
Belgium
$145K – – –
EVM
135
Eaton Vance Management
Massachusetts
$145K +$6.57K +223 +5%
Amundi
136
Amundi
France
$125K – – –
AIP
137
Ameritas Investment Partners
Nebraska
$106K – – –
CAPTRUST Financial Advisors
138
CAPTRUST Financial Advisors
North Carolina
$81K – – –
SOW
139
State of Wyoming
Wyoming
$68K +$66.3K +2,250 New
SFM
140
Signet Financial Management
New Jersey
$67K +$65.2K +2,212 New
PNC Financial Services Group
141
PNC Financial Services Group
Pennsylvania
$62K +$21.6K +734 +54%
Nisa Investment Advisors
142
Nisa Investment Advisors
Missouri
$48K +$32.4K +1,100 +147%
IA
143
IFP Advisors
Florida
$37K – – –
US Bancorp
144
US Bancorp
Minnesota
$32K +$2.71K +92 +9%
VCM
145
Vigilant Capital Management
Maine
$30K – – –
Simplex Trading
146
Simplex Trading
Illinois
$18K -$195K -6,620 -92%
Macquarie Group
147
Macquarie Group
Australia
$16K – – –
SAM
148
S.A. Mason
Michigan
$15K +$14.7K +500 New
ACM
149
Aquatic Capital Management
Illinois
$12K +$11.8K +400 New
TRCT
150
Tower Research Capital (TRC)
New York
$11K -$176K -5,970 -94%
4 5
6
7 8

RDNT Hedge Fund Activity: Q4 2021 in Review

171 of the 6,498 institutional investors tracked by Wall St. Rank reported a position in RadNet (RDNT) for Q4 2021, worth a combined $1.08B — up 4.7% from $1.04B a quarter earlier.

Sellers outnumbered buyers: 27 funds closed out of RDNT and 21 opened new positions — a net loss of 6 holders — while 57 trimmed existing stakes and 60 added.

The largest buyer was American Century Companies, adding an estimated $15.9M. The largest seller was Renaissance Technologies, cutting an estimated $6.53M.

  • 171 institutional investors held RadNet (RDNT) as of Q4 2021, down from 179 in Q3 2021.
  • Funds reported $1.08B of RadNet stock for Q4 2021, up 4.7% quarter-over-quarter.
  • 21 funds opened new RadNet positions in Q4 2021 and 27 closed out, a net change of -6 holders.
  • The largest RadNet buyer in Q4 2021 was American Century Companies, an estimated $15.9M added.
  • The largest RadNet seller in Q4 2021 was Renaissance Technologies, an estimated $6.53M sold.

Based on aggregated 13F filings for Q4 2021.