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iRhythm Holdings

183 hedge funds and large institutions have $1.93B invested in iRhythm Holdings in 2021 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 72 increasing their positions, 56 reducing their positions, and 60 closing their positions.

New
Increased
Maintained
Reduced
Closed

83% more call options, than puts

Call options by funds: $38.7M | Put options by funds: $21.1M

29% more repeat investments, than reductions

Existing positions increased: 72 | Existing positions reduced: 56

8.02% less ownership

Funds ownership: 107.19%99.16% (-8%)

16% less funds holding

Funds holding: 217183 (-34)

55% less first-time investments, than exits

New positions opened: 27 | Existing positions closed: 60

55% less capital invested

Capital invested by funds: $4.32B → $1.93B (-$2.4B)

Holders
183
Holders Change
-34
Holders Change %
-15.67%
% of All Funds
3.19%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
27
Increased
72
Reduced
56
Closed
60
Calls
$38.7M
Puts
$21.1M
Net Calls
+$17.5M
Net Calls Change
-$812K
Name Holding Trade Value Shares
Change
Change in
Stake
Sands Capital Management
1
Sands Capital Management
Virginia
$214M +$14.4M +182,255 +6%
Vanguard Group
2
Vanguard Group
Pennsylvania
$180M -$1.21M -15,305 -0.6%
BlackRock
3
BlackRock
New York
$138M -$16M -201,464 -9%
Mackenzie Financial
4
Mackenzie Financial
Ontario, Canada
$120M +$144M +1,813,353 New
JP Morgan Chase
5
JP Morgan Chase
New York
$93.5M +$21.3M +269,403 +24%
CS
6
Credit Suisse
Switzerland
$77.3M +$16.8M +212,601 +22%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$72.6M +$81.2M +1,025,138 +1,481%
Capital Research Global Investors
8
Capital Research Global Investors
California
$70.1M +$24.6M +309,962 +42%
Citadel Advisors
9
Citadel Advisors
Florida
$61.5M +$58.8M +742,315 +403%
State Street
10
State Street
Massachusetts
$54M +$13.9M +174,847 +27%
William Blair & Company
11
William Blair & Company
Illinois
$42.1M +$10.8M +136,521 +27%
Fiera Capital (Canada)
12
Fiera Capital (Canada)
Quebec, Canada
$40.6M +$18M +227,094 +59%
Norges Bank
13
Norges Bank
Norway
$38.2M +$23.5M +296,576 +106%
T. Rowe Price Associates
14
T. Rowe Price Associates
Maryland
$37.8M -$111M -1,404,504 -71%
Millennium Management
15
Millennium Management
New York
$36.6M +$43.4M +547,979 +17,157%
Assenagon Asset Management
16
Assenagon Asset Management
Luxembourg
$33.9M +$40.3M +508,626 +22,220%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$33.3M +$1.72M +21,704 +5%
Two Sigma Investments
18
Two Sigma Investments
New York
$32.1M +$35.9M +453,224 +1,486%
RSCM
19
Rock Springs Capital Management
Maryland
$29.7M +$1.23M +15,504 +4%
Invesco
20
Invesco
Georgia
$29.4M -$21.8M -275,149 -38%
Bessemer Group
21
Bessemer Group
New Jersey
$28.2M +$3.07M +38,704 +10%
VIA
22
Vident Investment Advisory
Georgia
$27.4M +$18.1M +228,968 +125%
Legal & General Group
23
Legal & General Group
United Kingdom
$23.8M +$14M +176,675 +97%
BNP Paribas Asset Management
24
BNP Paribas Asset Management
France
$23.7M
Renaissance Technologies
25
Renaissance Technologies
New York
$22.3M +$15.3M +193,100 +136%

IRTC Hedge Fund Activity: Q2 2021 in Review

183 of the 5,745 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q2 2021, worth a combined $1.93B — down 55% from $4.32B a quarter earlier.

Sellers outnumbered buyers: 60 funds closed out of IRTC and 27 opened new positions — a net loss of 33 holders — while 56 trimmed existing stakes and 72 added.

The largest buyer was Mackenzie Financial, opening a new position worth an estimated $144M. The largest seller was Brown Capital Management, exiting entirely with an estimated $376M sold.

  • 183 institutional investors held iRhythm Holdings (IRTC) as of Q2 2021, down from 217 in Q1 2021.
  • Funds reported $1.93B of iRhythm Holdings stock for Q2 2021, down 55% quarter-over-quarter.
  • 27 funds opened new iRhythm Holdings positions in Q2 2021 and 60 closed out, a net change of -33 holders.
  • The largest iRhythm Holdings buyer in Q2 2021 was Mackenzie Financial, an estimated $144M added.
  • The largest iRhythm Holdings seller in Q2 2021 was Brown Capital Management, an estimated $376M sold.

Based on aggregated 13F filings for Q2 2021.