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iRhythm Holdings

235 hedge funds and large institutions have $7.9B invested in iRhythm Holdings in 2020 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 97 increasing their positions, 68 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed

43% more repeat investments, than reductions

Existing positions increased: 97 | Existing positions reduced: 68

14% more first-time investments, than exits

New positions opened: 42 | Existing positions closed: 37

6% more capital invested

Capital invested by funds: $7.42B → $7.9B (+$478M)

6.38% more ownership

Funds ownership: 109.29%115.68% (+6.4%)

1% more funds holding

Funds holding: 233235 (+2)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

50% less call options, than puts

Call options by funds: $39.1M | Put options by funds: $77.6M

Holders
235
Holders Change
+2
Holders Change %
+0.86%
% of All Funds
4.16%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
42
Increased
97
Reduced
68
Closed
37
Calls
$39.1M
Puts
$77.6M
Net Calls
-$38.5M
Net Calls Change
-$42.5M
Name Holding Trade Value Shares
Change
Change in
Stake
California Public Employees Retirement System
51
California Public Employees Retirement System
California
$16.6M +$1.71M +7,484 +12%
Ameriprise
52
Ameriprise
Minnesota
$15.8M -$919K -4,031 -6%
Swiss National Bank
53
Swiss National Bank
Switzerland
$15.4M +$798K +3,500 +6%
SIMG
54
Stephens Investment Management Group
Texas
$14.9M +$14.3M +62,752 New
Deutsche Bank
55
Deutsche Bank
Germany
$14.8M -$3.11M -13,647 -18%
State of Wisconsin Investment Board
56
State of Wisconsin Investment Board
Wisconsin
$14.7M -$1.39M -6,100 -9%
Allianz Asset Management
57
Allianz Asset Management
Germany
$13.7M +$1.56M +6,833 +13%
Voloridge Investment Management
58
Voloridge Investment Management
Florida
$13.6M +$90.5K +397 +0.7%
Federated Hermes
59
Federated Hermes
Pennsylvania
$12.3M -$19.4M -85,099 -62%
ACM
60
Atika Capital Management
New York
$11.9M -$4.79M -21,000 -30%
TD Asset Management
61
TD Asset Management
Ontario, Canada
$11M +$2.5M +10,979 +31%
California State Teachers Retirement System (CalSTRS)
62
California State Teachers Retirement System (CalSTRS)
California
$10.4M +$498K +2,185 +5%
RhumbLine Advisers
63
RhumbLine Advisers
Massachusetts
$9.9M +$344K +1,511 +4%
Legal & General Group
64
Legal & General Group
United Kingdom
$9.83M +$1.55M +6,796 +20%
Man Group
65
Man Group
United Kingdom
$9.54M +$462K +2,026 +5%
Axa
66
Axa
France
$9.13M +$3.82M +16,763 +77%
NCGI
67
Next Century Growth Investors
Minnesota
$8.61M -$770K -3,379 -9%
Carson Wealth (CWM LLC)
68
Carson Wealth (CWM LLC)
Nebraska
$8.3M
PPA
69
Parametric Portfolio Associates
Washington
$8.27M -$1.72M -7,557 -18%
Ensign Peak Advisors
70
Ensign Peak Advisors
Utah
$7.58M +$3.89M +17,090 +115%
UBS AM
71
UBS AM
Illinois
$7.56M +$284K +1,245 +4%
MOACM
72
Mutual of America Capital Management
New York
$7.43M +$450K +1,976 +7%
SIA
73
Sit Investment Associates
Minnesota
$7.33M +$177K +775 +3%
Royal Bank of Canada
74
Royal Bank of Canada
Ontario, Canada
$6.83M +$1.01M +4,410 +18%
PFM
75
Premier Fund Managers
United Kingdom
$6.47M

IRTC Hedge Fund Activity: Q4 2020 in Review

235 of the 5,651 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q4 2020, worth a combined $7.9B — up 6.4% from $7.42B a quarter earlier.

Buyers outnumbered sellers: 42 funds opened new IRTC positions and 37 closed out — a net gain of 5 holders — while 97 added to existing stakes and 68 trimmed.

The largest buyer was Sands Capital Management, adding an estimated $266M. The largest seller was William Blair Investment Management, exiting entirely with an estimated $255M sold.

  • 235 institutional investors held iRhythm Holdings (IRTC) as of Q4 2020, up from 233 in Q3 2020.
  • Funds reported $7.9B of iRhythm Holdings stock for Q4 2020, up 6.4% quarter-over-quarter.
  • 42 funds opened new iRhythm Holdings positions in Q4 2020 and 37 closed out, a net change of +5 holders.
  • The largest iRhythm Holdings buyer in Q4 2020 was Sands Capital Management, an estimated $266M added.
  • The largest iRhythm Holdings seller in Q4 2020 was William Blair Investment Management, an estimated $255M sold.

Based on aggregated 13F filings for Q4 2020.