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iRhythm Holdings

233 hedge funds and large institutions have $3.86B invested in iRhythm Holdings in 2022 Q3 according to their latest regulatory filings, with 31 funds opening new positions, 88 increasing their positions, 76 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

67% more funds holding in top 10

Funds holding in top 10: 35 (+2)

36% more call options, than puts

Call options by funds: $49M | Put options by funds: $36.1M

18% more capital invested

Capital invested by funds: $3.28B → $3.86B (+$580M)

16% more repeat investments, than reductions

Existing positions increased: 88 | Existing positions reduced: 76

1.11% more ownership

Funds ownership: 101.83%102.94% (+1.1%)

3% less funds holding

Funds holding: 241233 (-8)

18% less first-time investments, than exits

New positions opened: 31 | Existing positions closed: 38

Holders
233
Holders Change
-8
Holders Change %
-3.32%
% of All Funds
4.01%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.09%
New
31
Increased
88
Reduced
76
Closed
38
Calls
$49M
Puts
$36.1M
Net Calls
+$13M
Net Calls Change
-$24M
Name Holding Trade Value Shares
Change
Change in
Stake
Mirae Asset Global Investments
51
Mirae Asset Global Investments
South Korea
$8.88M +$208K +1,443 +2%
Swiss National Bank
52
Swiss National Bank
Switzerland
$8.85M +$188K +1,300 +2%
PCM
53
Peregrine Capital Management
Minnesota
$8.47M -$230K -1,592 -2%
William Blair Investment Management
54
William Blair Investment Management
Illinois
$8.03M +$9.26M +64,132 New
Russell Investments Group
55
Russell Investments Group
United Kingdom
$7.3M +$495K +3,427 +6%
State of Wisconsin Investment Board
56
State of Wisconsin Investment Board
Wisconsin
$7.05M -$260K -1,804 -3%
Prudential Financial
57
Prudential Financial
New Jersey
$6.99M +$1.7M +11,776 +27%
California Public Employees Retirement System
58
California Public Employees Retirement System
California
$6.95M +$8M +55,436 New
IM
59
Islet Management
New York
$6.63M +$425K +2,942 +6%
Millennium Management
60
Millennium Management
New York
$6.61M -$17.4M -120,181 -69%
LOAMS
61
Lombard Odier Asset Management (Switzerland)
Switzerland
$6.53M -$541K -3,749 -7%
IHAM
62
Integral Health Asset Management
New York
$6.26M -$1.07M -7,403 -13%
PVI
63
Pura Vida Investments
New York
$5.95M -$358K -2,479 -5%
Squarepoint
64
Squarepoint
New York
$5.86M -$804K -5,566 -11%
BA
65
Bridgewater Associates
Connecticut
$5.79M +$82.6K +572 +1%
Carson Wealth (CWM LLC)
66
Carson Wealth (CWM LLC)
Nebraska
$5.72M -$383K -2,655 -5%
Calamos Advisors
67
Calamos Advisors
Illinois
$5.67M +$1.63M +11,278 +33%
LCG
68
Lisanti Capital Growth
New York
$5.35M -$3.62M -25,060 -37%
D.E. Shaw & Co
69
D.E. Shaw & Co
New York
$5.25M -$769K -5,323 -11%
RhumbLine Advisers
70
RhumbLine Advisers
Massachusetts
$4.92M +$502K +3,474 +10%
BPC
71
Banque Pictet & Cie
Switzerland
$4.75M +$905K +6,269 +20%
California State Teachers Retirement System (CalSTRS)
72
California State Teachers Retirement System (CalSTRS)
California
$4.69M -$62.5K -433 -1%
CM
73
Castleark Management
Illinois
$4.52M -$536K -3,710 -9%
Nomura Holdings
74
Nomura Holdings
Japan
$4.43M +$3.56M +24,621 +232%
Royal Bank of Canada
75
Royal Bank of Canada
Ontario, Canada
$4.39M +$259K +1,796 +5%

IRTC Hedge Fund Activity: Q3 2022 in Review

233 of the 5,805 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q3 2022, worth a combined $3.86B — up 18% from $3.28B a quarter earlier.

Sellers outnumbered buyers: 38 funds closed out of IRTC and 31 opened new positions — a net loss of 7 holders — while 76 trimmed existing stakes and 88 added.

The largest buyer was Invesco, adding an estimated $91.3M. The largest seller was Citadel Advisors, cutting an estimated $76.9M.

  • 233 institutional investors held iRhythm Holdings (IRTC) as of Q3 2022, down from 241 in Q2 2022.
  • Funds reported $3.86B of iRhythm Holdings stock for Q3 2022, up 18% quarter-over-quarter.
  • 31 funds opened new iRhythm Holdings positions in Q3 2022 and 38 closed out, a net change of -7 holders.
  • The largest iRhythm Holdings buyer in Q3 2022 was Invesco, an estimated $91.3M added.
  • The largest iRhythm Holdings seller in Q3 2022 was Citadel Advisors, an estimated $76.9M sold.

Based on aggregated 13F filings for Q3 2022.