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iRhythm Holdings

106 hedge funds and large institutions have $1.17B invested in iRhythm Holdings in 2017 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 42 increasing their positions, 40 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

86% more first-time investments, than exits

New positions opened: 13 | Existing positions closed: 7

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

29% more capital invested

Capital invested by funds: $900M → $1.17B (+$266M)

6% more funds holding

Funds holding: 100106 (+6)

3.52% more ownership

Funds ownership: 95.35%98.88% (+3.5%)

5% more repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 40

74% less call options, than puts

Call options by funds: $296K | Put options by funds: $1.13M

Holders
106
Holders Change
+6
Holders Change %
+6%
% of All Funds
2.64%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
13
Increased
42
Reduced
40
Closed
7
Calls
$296K
Puts
$1.13M
Net Calls
-$835K
Net Calls Change
-$478K
Name Holding Trade Value Shares
Change
Change in
Stake
DCM
26
Driehaus Capital Management
Illinois
$12.3M +$1.31M +28,910 +14%
State Street
27
State Street
Massachusetts
$12.3M +$1.41M +31,219 +15%
Renaissance Technologies
28
Renaissance Technologies
New York
$10.5M -$3.27M -72,300 -26%
Fidelity International
29
Fidelity International
Bermuda
$10.5M +$9.16M +202,264 New
Ameriprise
30
Ameriprise
Minnesota
$10.2M +$4.19M +92,549 +89%
Victory Capital Management
31
Victory Capital Management
Texas
$10.1M -$154K -3,410 -2%
Northern Trust
32
Northern Trust
Illinois
$9.73M +$1.3M +28,652 +18%
SAM
33
Sectoral Asset Management
Quebec, Canada
$9.61M +$1.36K +30 +0%
CS
34
Credit Suisse
Switzerland
$9.39M +$6.61M +145,912 +417%
Deutsche Bank
35
Deutsche Bank
Germany
$9.19M -$78K -1,723 -1%
T. Rowe Price Associates
36
T. Rowe Price Associates
Maryland
$8.87M -$318K -7,020 -4%
Geode Capital Management
37
Geode Capital Management
Massachusetts
$8.11M +$2.96M +65,454 +72%
PC
38
Pier Capital
Connecticut
$7.58M -$630K -13,904 -9%
GTC
39
Ghost Tree Capital
New York
$7M -$679K -15,000 -10%
TCIM
40
TIAA CREF Investment Management
New York
$6.93M -$1.5M -33,132 -20%
KCM
41
Kennedy Capital Management
Missouri
$6.4M +$5.58M +123,299 New
CCI
42
Columbus Circle Investors
$5.87M -$1.66M -36,653 -24%
GGHC
43
Gilder Gagnon Howe & Co
New York
$5.84M -$140K -3,092 -3%
BCM
44
Barometer Capital Management
Ontario, Canada
$5.82M +$5.08M +112,100 New
EI
45
EAM Investors
California
$5.27M +$3.47M +76,681 +307%
Federated Hermes
46
Federated Hermes
Pennsylvania
$5.19M -$634K -14,000 -12%
SCM
47
Sandler Capital Management
New York
$5.16M +$4.5M +99,450 New
Jennison Associates
48
Jennison Associates
New York
$4.96M -$9.19K -203 -0.2%
D.E. Shaw & Co
49
D.E. Shaw & Co
New York
$4.72M +$2.53M +55,921 +159%
AR
50
Advisory Research
Illinois
$4.39M +$784K +17,314 +26%

IRTC Hedge Fund Activity: Q3 2017 in Review

106 of the 4,011 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q3 2017, worth a combined $1.17B — up 29% from $900M a quarter earlier.

Buyers outnumbered sellers: 13 funds opened new IRTC positions and 7 closed out — a net gain of 6 holders — while 42 added to existing stakes and 40 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $27.7M. The largest seller was Millennium Management, cutting an estimated $22.3M.

  • 106 institutional investors held iRhythm Holdings (IRTC) as of Q3 2017, up from 100 in Q2 2017.
  • Funds reported $1.17B of iRhythm Holdings stock for Q3 2017, up 29% quarter-over-quarter.
  • 13 funds opened new iRhythm Holdings positions in Q3 2017 and 7 closed out, a net change of +6 holders.
  • The largest iRhythm Holdings buyer in Q3 2017 was Fidelity Investments, an estimated $27.7M added.
  • The largest iRhythm Holdings seller in Q3 2017 was Millennium Management, an estimated $22.3M sold.

Based on aggregated 13F filings for Q3 2017.