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iRhythm Technologies
IRTC

Overview Fund Activity

240 hedge funds and large institutions have $2.54B invested in iRhythm Technologies in 2024 Q3 according to their latest regulatory filings, with 47 funds opening new positions, 87 increasing their positions, 70 reducing their positions, and 32 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
240
Holders Change
+13
Holders Change %
+5.73%
% of All Funds
3.47%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.01%
New
47
Increased
87
Reduced
70
Closed
32
Calls
$64.1M
Puts
$34.3M
Net Calls
+$29.9M
Net Calls Change
+$45.5M

Top Buyers

1
EAM
1
Eventide Asset Management
Massachusetts
$54.7M
2
B
2
Braidwell
Connecticut
$58.1M
3
BNP Paribas Asset Management
3
BNP Paribas Asset Management
France
$52.5M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$231M
5
Balyasny Asset Management
5
Balyasny Asset Management
Illinois
$10.7M

Top Sellers

1
Holocene Advisors
1
Holocene Advisors
New York
$13.4M
2
Invesco
2
Invesco
Georgia
$1.41M
3
Capital Research Global Investors
3
Capital Research Global Investors
California
$145M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$20.2M
5
Loomis, Sayles & Company
5
Loomis, Sayles & Company
Massachusetts
$8.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
PCM
51
Peregrine Capital Management
Minnesota
$7.28M +$1.22M +16,491 +20%
Nuveen Asset Management
52
Nuveen Asset Management
Illinois
$7.21M -$4.58M -61,703 -39%
SAM
53
Silvercrest Asset Management
New York
$7.09M -$40.4K -544 -0.6%
AIMCA
54
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$7.03M – – –
PAMP
55
Polar Asset Management Partners
Ontario, Canada
$6.93M +$1.54M +20,700 +29%
CSS
56
Cubist Systematic Strategies
Connecticut
$6.6M +$6.6M +88,863 New
Marshall Wace
57
Marshall Wace
United Kingdom
$6.44M +$6.44M +86,763 New
ACM
58
Altium Capital Management
New York
$6.38M +$6.38M +86,000 New
GGHC
59
Gilder Gagnon Howe & Co
New York
$6M -$3.39M -45,636 -36%
Susquehanna International Group
60
Susquehanna International Group
Pennsylvania
$5.99M +$5.83M +78,477 +3,499%
CWG
61
C WorldWide Group
Denmark
$5.94M – – –
HCA
62
Harbor Capital Advisors
Illinois
$5.94M +$4.34M +58,448 +272%
Amundi
63
Amundi
France
$5.72M +$5.61M +93,207 +5,296%
FCM
64
Frontier Capital Management
Massachusetts
$5.67M +$5.67M +76,404 New
GIM
65
Granahan Investment Management
Massachusetts
$5.38M +$5.38M +72,428 New
EGM
66
Engineers Gate Manager
New York
$5.37M +$5.37M +72,309 New
State of Wisconsin Investment Board
67
State of Wisconsin Investment Board
Wisconsin
$5.24M +$49.7K +669 +1%
Ameriprise
68
Ameriprise
Minnesota
$4.66M +$164K +2,213 +4%
WSL
69
Western Standard LLC
California
$4.53M +$4.53M +61,082 New
Swiss National Bank
70
Swiss National Bank
Switzerland
$4.51M -$44.5K -600 -1%
DAM
71
DLD Asset Management
New York
$4.29M +$1.01M +13,600 +31%
PCH
72
Polar Capital Holdings
United Kingdom
$4.24M -$1.45M -19,566 -25%
Citadel Advisors
73
Citadel Advisors
Florida
$4.09M -$8.1M -109,140 -66%
Wells Fargo
74
Wells Fargo
California
$3.91M -$339K -4,572 -8%
BPC
75
Banque Pictet & Cie
Switzerland
$3.9M +$1,000K +13,464 +34%
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3
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