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iRhythm Technologies
IRTC

Overview Fund Activity

222 hedge funds and large institutions have $3.12B invested in iRhythm Technologies in 2023 Q3 according to their latest regulatory filings, with 38 funds opening new positions, 77 increasing their positions, 75 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
222
Holders Change
+20
Holders Change %
+9.9%
% of All Funds
3.54%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
38
Increased
77
Reduced
75
Closed
16
Calls
$40.1M
Puts
$34.6M
Net Calls
+$5.49M
Net Calls Change
+$44.5M

Top Buyers

1
Artisan Partners
1
Artisan Partners
Wisconsin
$185M
2
SPC
2
Slate Path Capital
New York
$81.9M
3
AllianceBernstein
3
AllianceBernstein
Tennessee
$130M
4
Bank of New York Mellon
4
Bank of New York Mellon
New York
$54M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$20.7M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$80.3M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$1.32M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$15M
4
Allspring Global Investments
4
Allspring Global Investments
North Carolina
$41.6M
5
Invesco
5
Invesco
Georgia
$56.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
Renaissance Technologies
51
Renaissance Technologies
New York
$6.86M -$1.01M -10,700 -13%
Mirae Asset Global Investments
52
Mirae Asset Global Investments
South Korea
$6.55M -$247K -2,618 -4%
Swiss National Bank
53
Swiss National Bank
Switzerland
$6.32M +$56.6K +600 +0.9%
Millennium Management
54
Millennium Management
New York
$6.16M -$7.23M -76,750 -54%
State of Wisconsin Investment Board
55
State of Wisconsin Investment Board
Wisconsin
$5.02M +$573K +6,081 +13%
Wells Fargo
56
Wells Fargo
California
$4.52M -$762K -8,087 -14%
Ameriprise
57
Ameriprise
Minnesota
$4.48M -$1.49M -15,834 -25%
California Public Employees Retirement System
58
California Public Employees Retirement System
California
$4.43M – – –
WSL
59
Western Standard LLC
California
$4.3M +$273K +2,894 +7%
Jane Street
60
Jane Street
New York
$4.08M -$3.43M -36,369 -46%
RhumbLine Advisers
61
RhumbLine Advisers
Massachusetts
$4.06M +$67.5K +716 +2%
ECM
62
ExodusPoint Capital Management
New York
$3.88M +$3.88M +41,155 New
SAM
63
Silvercrest Asset Management
New York
$3.81M +$3.81M +40,400 New
Axa
64
Axa
France
$3.58M – – –
BPC
65
Banque Pictet & Cie
Switzerland
$3.5M +$743K +7,881 +27%
Neuberger Berman Group
66
Neuberger Berman Group
New York
$3.5M -$85.4K -906 -2%
PM
67
Prosight Management
Texas
$3.3M -$97.1K -1,030 -3%
TD Asset Management
68
TD Asset Management
Ontario, Canada
$3.2M +$1.04M +11,052 +48%
UBS AM
69
UBS AM
Illinois
$3.19M +$18K +191 +0.6%
California State Teachers Retirement System (CalSTRS)
70
California State Teachers Retirement System (CalSTRS)
California
$3.18M -$311K -3,297 -9%
Deutsche Bank
71
Deutsche Bank
Germany
$3.16M +$149K +1,580 +5%
Envestnet Asset Management
72
Envestnet Asset Management
Illinois
$3.12M +$1.65M +17,542 +113%
SAM
73
Sectoral Asset Management
Quebec, Canada
$3.11M +$283K +3,000 +10%
UBS Group
74
UBS Group
Switzerland
$3.06M -$1.03M -10,946 -25%
Man Group
75
Man Group
United Kingdom
$2.67M -$13.7M -131,545 Closed
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