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iRhythm Holdings

186 hedge funds and large institutions have $1.64B invested in iRhythm Holdings in 2021 Q3 according to their latest regulatory filings, with 35 funds opening new positions, 52 increasing their positions, 65 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

83% more call options, than puts

Call options by funds: $34.9M | Put options by funds: $19M

17% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 30

2% more funds holding

Funds holding: 183186 (+3)

3.74% less ownership

Funds ownership: 99.16%95.43% (-3.7%)

15% less capital invested

Capital invested by funds: $1.93B → $1.64B (-$283M)

20% less repeat investments, than reductions

Existing positions increased: 52 | Existing positions reduced: 65

Holders
186
Holders Change
+3
Holders Change %
+1.64%
% of All Funds
3.26%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
35
Increased
52
Reduced
65
Closed
30
Calls
$34.9M
Puts
$19M
Net Calls
+$15.8M
Net Calls Change
-$1.69M
Name Holding Trade Value Shares
Change
Change in
Stake
HF
101
HRT Financial
New York
$655K +$593K +11,190 New
MIM
102
MetLife Investment Management
New Jersey
$619K
QT
103
Quantbot Technologies
New York
$570K -$607K -11,462 -54%
Group One Trading
104
Group One Trading
Illinois
$559K +$408K +7,707 +420%
GF
105
Gabelli Funds
New York
$539K +$488K +9,200 New
Squarepoint
106
Squarepoint
New York
$516K -$1.15M -21,665 -71%
WF
107
WoodTrust Financial
Wisconsin
$514K +$465K +8,782 New
SEI Investments
108
SEI Investments
Pennsylvania
$491K -$27.8K -524 -6%
SG Americas Securities
109
SG Americas Securities
New York
$489K +$442K +8,342 New
MLICM
110
Metropolitan Life Insurance Company (MetLife)
New York
$488K +$441K +8,327 New
Los Angeles Capital Management
111
Los Angeles Capital Management
California
$484K -$105K -1,985 -19%
OQS
112
Occudo Quantitative Strategies
Florida
$476K -$876K -16,526 -67%
OAM
113
Oppenheimer Asset Management
New York
$468K -$22.5K -424 -5%
ASRS
114
Arizona State Retirement System
Arizona
$467K +$7.1K +134 +2%
MJB
115
Mark J. Bradley
$429K +$388K +7,325 New
FRM
116
Fox Run Management
Connecticut
$400K +$362K +6,835 New
QT
117
Quantamental Technologies
New York
$391K +$354K +6,674 New
CIM
118
CIM Investment Management
Pennsylvania
$388K +$351K +6,632 New
Wolverine Trading
119
Wolverine Trading
Illinois
$377K -$193K -3,638 -36%
ACM
120
AlphaCrest Capital Management
New York
$375K +$64.2K +1,211 +23%
CIBC Private Wealth Group
121
CIBC Private Wealth Group
Georgia
$371K -$96K -1,812 -22%
BNP Paribas Financial Markets
122
BNP Paribas Financial Markets
France
$355K +$203K +3,838 +172%
Walleye Trading
123
Walleye Trading
New York
$340K +$109K +2,058 +55%
Handelsbanken Fonder
124
Handelsbanken Fonder
Sweden
$316K
AB
125
Amalgamated Bank
New York
$307K -$17.1K -323 -6%

IRTC Hedge Fund Activity: Q3 2021 in Review

186 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q3 2021, worth a combined $1.64B — down 15% from $1.93B a quarter earlier.

Buyers outnumbered sellers: 35 funds opened new IRTC positions and 30 closed out — a net gain of 5 holders — while 52 added to existing stakes and 65 trimmed.

The largest buyer was Camber Capital Management, opening a new position worth an estimated $25.2M. The largest seller was Capital Research Global Investors, cutting an estimated $50.7M.

  • 186 institutional investors held iRhythm Holdings (IRTC) as of Q3 2021, up from 183 in Q2 2021.
  • Funds reported $1.64B of iRhythm Holdings stock for Q3 2021, down 15% quarter-over-quarter.
  • 35 funds opened new iRhythm Holdings positions in Q3 2021 and 30 closed out, a net change of +5 holders.
  • The largest iRhythm Holdings buyer in Q3 2021 was Camber Capital Management, an estimated $25.2M added.
  • The largest iRhythm Holdings seller in Q3 2021 was Capital Research Global Investors, an estimated $50.7M sold.

Based on aggregated 13F filings for Q3 2021.