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iRhythm Technologies
IRTC

Overview Fund Activity

118 hedge funds and large institutions have $1.3B invested in iRhythm Technologies in 2017 Q4 according to their latest regulatory filings, with 27 funds opening new positions, 48 increasing their positions, 30 reducing their positions, and 15 closing their positions.

Holders
118
Holders Change
+12
Holders Change %
+11.32%
% of All Funds
2.68%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
27
Increased
48
Reduced
30
Closed
15
Calls
$2M
Puts
$3.35M
Net Calls
-$1.35M
Net Calls Change
-$511K

Top Buyers

1
Norges Bank
1
Norges Bank
Norway
$18.9M
2
Loomis, Sayles & Company
2
Loomis, Sayles & Company
Massachusetts
$18.8M
3
O
3
OppenheimerFunds
New York
$15.4M
4
Citadel Advisors
4
Citadel Advisors
Florida
$33.3M
5
RG
5
Redmile Group
California
$45.7M

Top Sellers

1
NLVP
1
New Leaf Venture Partners
New York
$18.4M
2
CWAM
2
Columbia Wanger Asset Management
Illinois
$45.3M
3
Wells Fargo
3
Wells Fargo
California
$18.6M
4
MWNA
4
Marshall Wace North America
New York
$0
5
CS
5
Credit Suisse
Switzerland
$657K
Name Holding Trade Value Shares
Change 		Shares
Change %
O
26
OppenheimerFunds
New York
$15.4M +$15.4M +274,492 New
SPPAM
27
Summit Partners Public Asset Management
Massachusetts
$15.1M – – –
Adage Capital Partners
28
Adage Capital Partners
Massachusetts
$13.9M -$69.4K -1,239 -0.5%
DCM
29
Driehaus Capital Management
Illinois
$13.8M +$461K +8,221 +3%
Renaissance Technologies
30
Renaissance Technologies
New York
$13.7M +$2.34M +41,800 +21%
Massachusetts Financial Services
31
Massachusetts Financial Services
Massachusetts
$11.6M -$1.79M -31,885 -13%
Victory Capital Management
32
Victory Capital Management
Texas
$11.4M +$442K +7,885 +4%
SAM
33
Sectoral Asset Management
Quebec, Canada
$10.9M +$538K +9,600 +5%
Northern Trust
34
Northern Trust
Illinois
$10.6M +$48.7K +869 +0.5%
Deutsche Bank
35
Deutsche Bank
Germany
$9.65M -$277K -4,950 -3%
Geode Capital Management
36
Geode Capital Management
Massachusetts
$8.88M +$113K +2,023 +1%
Ameriprise
37
Ameriprise
Minnesota
$7.28M -$3.76M -67,127 -34%
CCI
38
Columbus Circle Investors
$7.04M +$699K +12,475 +11%
Goldman Sachs
39
Goldman Sachs
New York
$6.92M +$5.85M +104,457 +551%
PC
40
Pier Capital
Connecticut
$6.37M -$1.82M -32,435 -22%
BCM
41
Barometer Capital Management
Ontario, Canada
$6.28M – – –
Royal Bank of Canada
42
Royal Bank of Canada
Ontario, Canada
$6.18M +$2.64M +47,083 +75%
T. Rowe Price Associates
43
T. Rowe Price Associates
Maryland
$5.94M -$3.64M -64,983 -38%
GGHC
44
Gilder Gagnon Howe & Co
New York
$5.88M -$427K -7,613 -7%
Federated Hermes
45
Federated Hermes
Pennsylvania
$5.61M – – –
AR
46
Advisory Research
Illinois
$5.47M +$728K +12,980 +15%
Jennison Associates
47
Jennison Associates
New York
$5.4M +$49.2K +878 +0.9%
BCM
48
Brown Capital Management
Maryland
$5.05M +$5.05M +90,150 New
AC
49
Ascend Capital
California
$4.75M +$1.5M +26,839 +46%
Charles Schwab
50
Charles Schwab
California
$4.61M +$315K +5,622 +7%
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