We are live on ! Find out more
IRTC icon

iRhythm Holdings

174 hedge funds and large institutions have $2.07B invested in iRhythm Holdings in 2019 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 69 increasing their positions, 56 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

67% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 21

23% more repeat investments, than reductions

Existing positions increased: 69 | Existing positions reduced: 56

16% more capital invested

Capital invested by funds: $1.78B → $2.07B (+$288M)

9% more funds holding

Funds holding: 160174 (+14)

6.87% more ownership

Funds ownership: 105.99%112.86% (+6.9%)

69% less call options, than puts

Call options by funds: $10.1M | Put options by funds: $32.1M

Holders
174
Holders Change
+14
Holders Change %
+8.75%
% of All Funds
3.77%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
35
Increased
69
Reduced
56
Closed
21
Calls
$10.1M
Puts
$32.1M
Net Calls
-$22M
Net Calls Change
-$17.5M
Name Holding Trade Value Shares
Change
Change in
Stake
FA
176
Friess Associates
Delaware
-$3.07M -44,200 Closed
ACM
177
Atika Capital Management
New York
-$2.33M -33,500 Closed
EI
178
EAM Investors
California
-$1.6M -23,095 Closed
ARTA
179
A.R.T. Advisors
New York
-$1.02M -14,724 Closed
LCG
180
Lisanti Capital Growth
New York
-$773K -11,130 Closed
EGI
181
EAM Global Investors
California
-$734K -10,570 Closed
Capital Fund Management (CFM)
182
Capital Fund Management (CFM)
France
-$361K -5,200 Closed
BA
183
Boston Advisors
Massachusetts
-$299K -4,298 Closed
RG
184
Redmile Group
California
-$272K -3,910 Closed
Voloridge Investment Management
185
Voloridge Investment Management
Florida
-$255K -3,667 Closed
QSS
186
Quantitative Systematic Strategies
Florida
-$218K -3,140 Closed
Marshall Wace
187
Marshall Wace
United Kingdom
-$107K -1,532 Closed
PRC
188
Pearl River Capital
Michigan
-$66K -953 Closed
NIT
189
NumerixS Investment Technologies
British Columbia, Canada
-$62K -900 Closed
TRCT
190
Tower Research Capital (TRC)
New York
-$48K -697 Closed
Russell Investments Group
191
Russell Investments Group
United Kingdom
-$48K -693 Closed
CG
192
Cutler Group
California
-$25.6K -300 Closed
OIA
193
Optimum Investment Advisors
Illinois
-$14K -200 Closed
MNBTD
194
Moody National Bank Trust Division
Texas
-$5K -65 Closed
Group One Trading
195
Group One Trading
Illinois
-$598 -7 Closed

IRTC Hedge Fund Activity: Q1 2019 in Review

174 of the 4,621 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q1 2019, worth a combined $2.07B — up 16% from $1.78B a quarter earlier.

Buyers outnumbered sellers: 35 funds opened new IRTC positions and 21 closed out — a net gain of 14 holders — while 69 added to existing stakes and 56 trimmed.

The largest buyer was Fred Alger Management, adding an estimated $41M. The largest seller was OppenheimerFunds, cutting an estimated $17.9M.

  • 174 institutional investors held iRhythm Holdings (IRTC) as of Q1 2019, up from 160 in Q4 2018.
  • Funds reported $2.07B of iRhythm Holdings stock for Q1 2019, up 16% quarter-over-quarter.
  • 35 funds opened new iRhythm Holdings positions in Q1 2019 and 21 closed out, a net change of +14 holders.
  • The largest iRhythm Holdings buyer in Q1 2019 was Fred Alger Management, an estimated $41M added.
  • The largest iRhythm Holdings seller in Q1 2019 was OppenheimerFunds, an estimated $17.9M sold.

Based on aggregated 13F filings for Q1 2019.