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iRhythm Technologies
IRTC

Overview Fund Activity

173 hedge funds and large institutions have $2.23B invested in iRhythm Technologies in 2019 Q4 according to their latest regulatory filings, with 32 funds opening new positions, 62 increasing their positions, 58 reducing their positions, and 25 closing their positions.

Holders
173
Holders Change
+5
Holders Change %
+2.98%
% of All Funds
3.42%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
32
Increased
62
Reduced
58
Closed
25
Calls
$12.9M
Puts
$2.87M
Net Calls
+$10M
Net Calls Change
+$4.89M

Top Buyers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$84M
2
Holocene Advisors
2
Holocene Advisors
New York
$51.2M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$98.4M
4
Norges Bank
4
Norges Bank
Norway
$104M
5
Millennium Management
5
Millennium Management
New York
$39.9M

Top Sellers

1
PHS
1
PFM Health Sciences
California
$31.2M
2
FAM
2
Fred Alger Management
New York
$0
3
WRF
3
Waddell & Reed Financial
Kansas
$18.4M
4
Franklin Resources
4
Franklin Resources
California
$46.4M
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$18.2M
Name Market Value Shares Shares
Change 		Shares
Change %
BCM
1
Brown Capital Management
Maryland
$226M 3,322,664 +7,560 +0.2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$166M 2,431,994 +43,693 +2%
BlackRock
3
BlackRock
New York
$149M 2,190,662 +157,962 +8%
Capital Research Global Investors
4
Capital Research Global Investors
California
$143M 2,105,950 +139,000 +7%
Norges Bank
5
Norges Bank
Norway
$104M 1,529,139 +525,095 +52%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$98.4M 1,445,405 +527,226 +57%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$90.5M 1,329,523 -152,722 -10%
JPMorgan Chase & Co
8
JPMorgan Chase & Co
New York
$89.5M 1,314,078 +46,806 +4%
William Blair Investment Management
9
William Blair Investment Management
Illinois
$84M 1,234,054 +1,234,054 New
Wells Fargo
10
Wells Fargo
California
$70.2M 1,031,517 +18,693 +2%
AllianceBernstein
11
AllianceBernstein
Tennessee
$61.3M 899,875 +91,357 +11%
Macquarie Group
12
Macquarie Group
Australia
$55.8M 818,891 -1,215 -0.1%
Holocene Advisors
13
Holocene Advisors
New York
$51.2M 752,662 +724,583 +2,581%
TCM
14
TimesSquare Capital Management
New York
$48M 704,330 +6,005 +0.9%
Franklin Resources
15
Franklin Resources
California
$46.4M 682,036 -355,019 -34%
State Street
16
State Street
Massachusetts
$45.9M 674,568 +52,033 +8%
RSCM
17
Rock Springs Capital Management
Maryland
$42.5M 624,000 +69,000 +12%
Millennium Management
18
Millennium Management
New York
$39.9M 585,856 +262,220 +81%
New York State Common Retirement Fund
19
New York State Common Retirement Fund
New York
$33.5M 491,757 -1,900 -0.4%
Victory Capital Management
20
Victory Capital Management
Texas
$33.3M 488,415 +51,909 +12%
PHS
21
PFM Health Sciences
California
$31.2M 458,241 -622,818 -58%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$27.5M 404,261 +12,196 +3%
GGHC
23
Gilder Gagnon Howe & Co
New York
$24.7M 362,818 -15,862 -4%
Geode Capital Management
24
Geode Capital Management
Massachusetts
$24.5M 359,694 +24,514 +7%
Invesco
25
Invesco
Georgia
$24.3M 357,015 -42,715 -11%
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