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iRhythm Technologies
IRTC

Overview Fund Activity

64 hedge funds and large institutions have $493M invested in iRhythm Technologies in 2017 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 25 increasing their positions, 17 reducing their positions, and 14 closing their positions.

Holders
64
Holders Change
-2
Holders Change %
-3.03%
% of All Funds
1.6%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
17
Increased
25
Reduced
17
Closed
14
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
NLVP
1
New Leaf Venture Partners
New York
$65.5M
2
TCM
2
TimesSquare Capital Management
New York
$27.7M
3
BlackRock
3
BlackRock
New York
$20.8M
4
PC
4
PointState Capital
New York
$15.2M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$11.5M

Top Sellers

1
Point72 Asset Management
1
Point72 Asset Management
Connecticut
$0
2
RG
2
Redmile Group
California
$0
3
YCMGA
3
York Capital Management Global Advisors
New York
$0
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$12M
5
Jennison Associates
5
Jennison Associates
New York
$3.63M
Name Holding Trade Value Shares
Change 		Shares
Change %
GGHC
26
Gilder Gagnon Howe & Co
New York
$3.66M -$11.3K -300 -0.3%
Jennison Associates
27
Jennison Associates
New York
$3.63M -$4.09M -108,723 -53%
Northern Trust
28
Northern Trust
Illinois
$3.4M +$230K +6,118 +7%
Renaissance Technologies
29
Renaissance Technologies
New York
$3.28M +$3.28M +87,200 New
Goldman Sachs
30
Goldman Sachs
New York
$3.13M +$2.45M +65,259 +363%
Geode Capital Management
31
Geode Capital Management
Massachusetts
$2.99M -$232K -6,168 -7%
FCMI
32
Foresite Capital Management III
California
$2.63M -$3.62M -96,200 -58%
Lazard Asset Management
33
Lazard Asset Management
New York
$2.63M -$57.3K -1,525 -2%
TCIM
34
TIAA CREF Investment Management
New York
$2.38M +$1.71M +45,588 +260%
TA
35
Teachers Advisors
New York
$2.34M +$1.87M +49,845 +401%
Deutsche Bank
36
Deutsche Bank
Germany
$1.5M +$844K +22,469 +128%
SIM
37
Spark Investment Management
New York
$1.33M +$552K +14,700 +71%
Charles Schwab
38
Charles Schwab
California
$1.09M +$306K +8,145 +39%
Mackenzie Financial
39
Mackenzie Financial
Ontario, Canada
$1.07M +$1.07M +28,500 New
Bank of New York Mellon
40
Bank of New York Mellon
New York
$814K +$141K +3,743 +21%
EI
41
EAM Investors
California
$783K +$783K +20,836 New
CCI
42
Columbus Circle Investors
$714K +$714K +18,998 New
LCG
43
Lisanti Capital Growth
New York
$708K +$708K +18,825 New
Morgan Stanley
44
Morgan Stanley
New York
$600K -$276K -7,329 -31%
California State Teachers Retirement System (CalSTRS)
45
California State Teachers Retirement System (CalSTRS)
California
$530K -$26.3K -700 -5%
WMSA
46
Weiss Multi-Strategy Advisers
New York
$376K – – –
MF
47
Magnetar Financial
Illinois
$280K +$280K +7,445 New
JPMorgan Chase & Co
48
JPMorgan Chase & Co
New York
$260K -$1.39M -37,110 -84%
Manulife (Manufacturers Life Insurance)
49
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$228K +$91.5K +2,439 +67%
RhumbLine Advisers
50
RhumbLine Advisers
Massachusetts
$228K +$228K +6,066 New
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