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iRhythm Holdings

142 hedge funds and large institutions have $1.98B invested in iRhythm Holdings in 2018 Q2 according to their latest regulatory filings, with 24 funds opening new positions, 55 increasing their positions, 48 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

31% more capital invested

Capital invested by funds: $1.52B → $1.98B (+$465M)

23% more call options, than puts

Call options by funds: $9.98M | Put options by funds: $8.11M

15% more repeat investments, than reductions

Existing positions increased: 55 | Existing positions reduced: 48

1.84% more ownership

Funds ownership: 102.84%104.68% (+1.8%)

4% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 23

1% more funds holding

Funds holding: 141142 (+1)

100% less funds holding in top 10

Funds holding in top 10: 20 (-2)

Holders
142
Holders Change
+1
Holders Change %
+0.71%
% of All Funds
3.25%
Holding in Top 10
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-100%
% of All Funds
New
24
Increased
55
Reduced
48
Closed
23
Calls
$9.98M
Puts
$8.11M
Net Calls
+$1.87M
Net Calls Change
-$638K
Name Holding Trade Value Shares
Change
Change in
Stake
Citadel Advisors
26
Citadel Advisors
Florida
$23.8M +$8.81M +126,022 +75%
Northern Trust
27
Northern Trust
Illinois
$23.1M +$6.55M +93,656 +49%
DCM
28
Driehaus Capital Management
Illinois
$18.9M -$1.99M -28,467 -11%
Morgan Stanley
29
Morgan Stanley
New York
$18.5M +$11.9M +170,649 +299%
Renaissance Technologies
30
Renaissance Technologies
New York
$18.3M -$12.6M -180,000 -44%
Geode Capital Management
31
Geode Capital Management
Massachusetts
$17.4M +$3.77M +53,889 +34%
Victory Capital Management
32
Victory Capital Management
Texas
$17M +$607K +8,680 +4%
Adage Capital Partners
33
Adage Capital Partners
Massachusetts
$16.2M +$3.6M +51,481 +35%
Deutsche Bank
34
Deutsche Bank
Germany
$14.5M +$558K +7,986 +5%
NCGI
35
Next Century Growth Investors
Minnesota
$13M -$10.5M -149,750 -48%
TA
36
Teachers Advisors
New York
$12.2M +$7.37M +105,378 +233%
SAM
37
Sectoral Asset Management
Quebec, Canada
$11.7M -$902K -12,900 -8%
Balyasny Asset Management
38
Balyasny Asset Management
Illinois
$11.7M +$5.15M +73,654 +104%
TCIM
39
TIAA CREF Investment Management
New York
$10.9M +$5.06M +72,309 +117%
SPPAM
40
Summit Partners Public Asset Management
Massachusetts
$10.5M -$9.79M -140,000 -52%
GGHC
41
Gilder Gagnon Howe & Co
New York
$10.4M -$407K -5,817 -4%
Royal Bank of Canada
42
Royal Bank of Canada
Ontario, Canada
$10.1M -$4.44M -63,435 -34%
Massachusetts Financial Services
43
Massachusetts Financial Services
Massachusetts
$9.73M -$4.46M -63,772 -35%
New York State Common Retirement Fund
44
New York State Common Retirement Fund
New York
$9.66M +$720K +10,300 +9%
Two Sigma Investments
45
Two Sigma Investments
New York
$9.53M +$5.74M +82,110 +233%
Jennison Associates
46
Jennison Associates
New York
$9.52M +$368K +5,262 +5%
CCI
47
Columbus Circle Investors
$9.24M -$789K -11,281 -9%
Charles Schwab
48
Charles Schwab
California
$8.78M +$1.49M +21,247 +24%
Federated Hermes
49
Federated Hermes
Pennsylvania
$8.11M
EAM
50
Eagle Asset Management
Florida
$7.85M -$1.37M -19,578 -17%

IRTC Hedge Fund Activity: Q2 2018 in Review

142 of the 4,368 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q2 2018, worth a combined $1.98B — up 31% from $1.52B a quarter earlier.

Buyers outnumbered sellers: 24 funds opened new IRTC positions and 23 closed out — a net gain of 1 holder — while 55 added to existing stakes and 48 trimmed.

The largest buyer was PFM Health Sciences, opening a new position worth an estimated $34.3M. The largest seller was Redmile Group, cutting an estimated $23M.

  • 142 institutional investors held iRhythm Holdings (IRTC) as of Q2 2018, up from 141 in Q1 2018.
  • Funds reported $1.98B of iRhythm Holdings stock for Q2 2018, up 31% quarter-over-quarter.
  • 24 funds opened new iRhythm Holdings positions in Q2 2018 and 23 closed out, a net change of +1 holder.
  • The largest iRhythm Holdings buyer in Q2 2018 was PFM Health Sciences, an estimated $34.3M added.
  • The largest iRhythm Holdings seller in Q2 2018 was Redmile Group, an estimated $23M sold.

Based on aggregated 13F filings for Q2 2018.