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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 %
Squarepoint
76
Squarepoint
New York
$864K +$864K +15,418 New
SAM
77
Shell Asset Management
Netherlands
$844K – – –
Swiss National Bank
78
Swiss National Bank
Switzerland
$830K – – –
Two Sigma Investments
79
Two Sigma Investments
New York
$825K +$515K +9,191 +166%
RhumbLine Advisers
80
RhumbLine Advisers
Massachusetts
$759K -$134K -2,393 -15%
California Public Employees Retirement System
81
California Public Employees Retirement System
California
$735K +$735K +13,107 New
CS
82
Credit Suisse
Switzerland
$657K -$9.49M -169,208 -94%
Manulife (Manufacturers Life Insurance)
83
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$626K +$13.5K +241 +2%
UBS Group
84
UBS Group
Switzerland
$614K +$145K +2,591 +31%
Macquarie Group
85
Macquarie Group
Australia
$608K +$608K +10,850 New
AIG
86
American International Group
New York
$539K +$20.3K +361 +4%
AG
87
Aperio Group
California
$529K +$529K +9,431 New
Mackenzie Financial
88
Mackenzie Financial
Ontario, Canada
$517K -$639K -11,400 -55%
QT
89
Quantbot Technologies
New York
$481K +$481K +8,599 New
SSA
90
Schonfeld Strategic Advisors
New York
$480K +$39.1K +699 +9%
VOYA Investment Management
91
VOYA Investment Management
Georgia
$362K – – –
FMT
92
First Mercantile Trust
Tennessee
$343K +$23.9K +426 +7%
Two Sigma Advisers
93
Two Sigma Advisers
New York
$331K +$331K +5,900 New
Bank of America
94
Bank of America
North Carolina
$327K +$10.9K +195 +3%
Group One Trading
95
Group One Trading
Illinois
$324K +$324K +5,785 New
State Board of Administration of Florida Retirement System
96
State Board of Administration of Florida Retirement System
Florida
$322K +$7.28K +130 +2%
SI
97
Shaker Investments
Ohio
$263K +$263K +4,700 New
TI
98
Trexquant Investment
Connecticut
$232K +$232K +4,147 New
Principal Financial Group
99
Principal Financial Group
Iowa
$209K +$209K +3,720 New
QSS
100
Quantitative Systematic Strategies
Florida
$201K -$57.2K -1,021 -22%
2 3
4
5 6