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iRhythm Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
Capital Research Global Investors
1
Capital Research Global Investors
California
$102M +$44.4M +1,218,580 +103%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$65.6M +$44.5M +1,222,886 +382%
CWAM
3
Columbia Wanger Asset Management
Illinois
$49.3M +$20.8M +570,120 +97%
Franklin Resources
4
Franklin Resources
California
$47.1M +$1.94M +53,260 +5%
TCM
5
TimesSquare Capital Management
New York
$45M +$11.7M +322,300 +44%
BlackRock
6
BlackRock
New York
$41.7M +$15.6M +428,413 +78%
AllianceBernstein
7
AllianceBernstein
Tennessee
$37.6M +$27.9M +765,218 +644%
Millennium Management
8
Millennium Management
New York
$34.6M +$19.7M +542,185 +199%
NLVP
9
New Leaf Venture Partners
New York
$28.3M -$39.2M -1,075,624 -62%
Bank of New York Mellon
10
Bank of New York Mellon
New York
$25.8M +$21.3M +585,390 +2,702%
Point72 Asset Management
11
Point72 Asset Management
Connecticut
$25.6M +$21.9M +602,000 New
NCGI
12
Next Century Growth Investors
Minnesota
$24M +$14.4M +394,847 +234%
PC
13
PointState Capital
New York
$22.2M +$4.34M +119,200 +30%
MWNA
14
Marshall Wace North America
New York
$21.3M +$18.5M +507,133 New
RG
15
Redmile Group
California
$20.2M +$17.3M +476,341 New
Citadel Advisors
16
Citadel Advisors
Florida
$18.8M +$9.34M +256,586 +138%
Vanguard Group
17
Vanguard Group
Pennsylvania
$17.9M +$4.19M +115,146 +38%
WRF
18
Waddell & Reed Financial
Kansas
$17.8M -$137K -3,770 -0.9%
Wells Fargo
19
Wells Fargo
California
$15.5M +$503K +13,803 +4%
Lord, Abbett & Co
20
Lord, Abbett & Co
New Jersey
$14M +$4.93M +135,256 +70%
AC
21
Ascend Capital
California
$12.9M +$11M +302,700 New
PA
22
Perceptive Advisors
New York
$12M +$430K +11,800 +4%
Renaissance Technologies
23
Renaissance Technologies
New York
$11.7M +$6.83M +187,600 +215%
SPPAM
24
Summit Partners Public Asset Management
Massachusetts
$11M +$9.47M +260,000 New
Adage Capital Partners
25
Adage Capital Partners
Massachusetts
$10.6M +$9.1M +250,000 New