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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
Charles Schwab
51
Charles Schwab
California
$3.97M +$1.64M +36,315 +90%
Royal Bank of Canada
52
Royal Bank of Canada
Ontario, Canada
$3.27M +$2.82M +62,183 +6,552%
SO
53
STRS Ohio
Ohio
$3.2M +$2.79M +61,688 New
ACM
54
Atika Capital Management
New York
$3.19M +$2.78M +61,500 New
AC
55
Ascend Capital
California
$3M -$11.1M -244,891 -81%
PPA
56
Parametric Portfolio Associates
Washington
$2.97M +$1.32M +29,190 +104%
OCM
57
Osterweis Capital Management
California
$2.93M -$939K -20,745 -27%
TA
58
Teachers Advisors
New York
$2.92M -$272K -6,000 -10%
Lazard Asset Management
59
Lazard Asset Management
New York
$2.79M -$620K -13,700 -20%
Balyasny Asset Management
60
Balyasny Asset Management
Illinois
$2.38M -$31.7K -700 -2%
ECM
61
Endurant Capital Management
California
$2.3M -$5.49M -121,200 -73%
FA
62
Friess Associates
Delaware
$2.17M -$132K -2,915 -7%
NFA
63
Nationwide Fund Advisors
Ohio
$1.88M +$1.29M +28,473 +363%
BG
64
Bellevue Group
Switzerland
$1.73M +$448K +9,900 +42%
Russell Investments Group
65
Russell Investments Group
United Kingdom
$1.71M +$562K +12,422 +60%
Morgan Stanley
66
Morgan Stanley
New York
$1.57M -$1.48M -32,689 -52%
ERSOT
67
Employees Retirement System of Texas
Texas
$1.35M -$679K -15,000 -37%
California State Teachers Retirement System (CalSTRS)
68
California State Teachers Retirement System (CalSTRS)
California
$1.15M -$106K -2,335 -10%
Neuberger Berman Group
69
Neuberger Berman Group
New York
$1.09M -$1.13M -25,000 -54%
Mackenzie Financial
70
Mackenzie Financial
Ontario, Canada
$1.07M -$356K -7,870 -28%
WMSA
71
Weiss Multi-Strategy Advisers
New York
$1.04M -$204K -4,500 -18%
Goldman Sachs
72
Goldman Sachs
New York
$984K +$102K +2,253 +13%
TAM
73
Trillium Asset Management
Massachusetts
$946K +$13.4K +297 +2%
RhumbLine Advisers
74
RhumbLine Advisers
Massachusetts
$827K +$8.6K +190 +1%
LCG
75
Lisanti Capital Growth
New York
$799K +$147K +3,240 +27%

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.