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iRhythm Holdings

253 hedge funds and large institutions have $4B invested in iRhythm Holdings in 2024 Q1 according to their latest regulatory filings, with 52 funds opening new positions, 77 increasing their positions, 90 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

148% more first-time investments, than exits

New positions opened: 52 | Existing positions closed: 21

14% more funds holding

Funds holding: 222253 (+31)

12% more capital invested

Capital invested by funds: $3.56B → $4B (+$443M)

2.94% more ownership

Funds ownership: 108.43%111.37% (+2.9%)

0% less call options, than puts

Call options by funds: $27.7M | Put options by funds: $27.7M

14% less repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 90

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
253
Holders Change
+31
Holders Change %
+13.96%
% of All Funds
3.64%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
52
Increased
77
Reduced
90
Closed
21
Calls
$27.7M
Puts
$27.7M
Net Calls
-$47K
Net Calls Change
+$2.43M
Name Holding Trade Value Shares
Change
Change in
Stake
Balyasny Asset Management
51
Balyasny Asset Management
Illinois
$16.4M -$18.2M -161,705 -53%
WCM Investment Management
52
WCM Investment Management
California
$16.1M +$582K +5,174 +4%
Millennium Management
53
Millennium Management
New York
$14.5M +$7.88M +70,097 +129%
Jane Street
54
Jane Street
New York
$12.4M +$7.61M +67,710 +173%
SBH
55
Segall Bryant & Hamill
Illinois
$11.9M +$11.5M +102,376 New
AIMCA
56
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$11M
SAM
57
Silvercrest Asset Management
New York
$11M +$488K +4,338 +5%
Neuberger Berman Group
58
Neuberger Berman Group
New York
$10.4M +$4.47M +39,754 +80%
EAM
59
Eagle Asset Management
Florida
$9.42M -$338K -3,004 -4%
Mirae Asset Global Investments
60
Mirae Asset Global Investments
South Korea
$9.36M +$593K +5,276 +7%
CWG
61
C WorldWide Group
Denmark
$9.28M
PCM
62
Peregrine Capital Management
Minnesota
$7.99M -$73.6K -655 -0.9%
State of Wisconsin Investment Board
63
State of Wisconsin Investment Board
Wisconsin
$7.94M -$942K -8,382 -11%
PCH
64
Polar Capital Holdings
United Kingdom
$7.36M +$6.78M +60,329 +1,917%
Principal Financial Group
65
Principal Financial Group
Iowa
$7.26M +$6.23M +55,384 +768%
Swiss National Bank
66
Swiss National Bank
Switzerland
$7.02M +$22.5K +200 +0.3%
Macquarie Group
67
Macquarie Group
Australia
$6.82M +$4.06M +36,144 +160%
Wells Fargo
68
Wells Fargo
California
$6.3M +$301K +2,674 +5%
Deutsche Bank
69
Deutsche Bank
Germany
$6.27M +$2.33M +20,739 +62%
SPS
70
Susquehanna Portfolio Strategies
Pennsylvania
$6.12M
ECM
71
ExodusPoint Capital Management
New York
$5.78M -$8.73M -77,659 -61%
Tudor Investment Corp
72
Tudor Investment Corp
Connecticut
$5.63M +$1.93M +17,195 +55%
Envestnet Asset Management
73
Envestnet Asset Management
Illinois
$5.44M +$210K +1,867 +4%
GGHC
74
Gilder Gagnon Howe & Co
New York
$5.34M +$2.87M +25,526 +125%
BAMCO Inc
75
BAMCO Inc
New York
$5.22M +$5.06M +45,000 New

IRTC Hedge Fund Activity: Q1 2024 in Review

253 of the 6,942 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q1 2024, worth a combined $4B — up 12% from $3.56B a quarter earlier.

Buyers outnumbered sellers: 52 funds opened new IRTC positions and 21 closed out — a net gain of 31 holders — while 77 added to existing stakes and 90 trimmed.

The largest buyer was Westfield Capital Management, opening a new position worth an estimated $56.5M. The largest seller was Summit Partners Public Asset Management, exiting entirely with an estimated $44.4M sold.

  • 253 institutional investors held iRhythm Holdings (IRTC) as of Q1 2024, up from 222 in Q4 2023.
  • Funds reported $4B of iRhythm Holdings stock for Q1 2024, up 12% quarter-over-quarter.
  • 52 funds opened new iRhythm Holdings positions in Q1 2024 and 21 closed out, a net change of +31 holders.
  • The largest iRhythm Holdings buyer in Q1 2024 was Westfield Capital Management, an estimated $56.5M added.
  • The largest iRhythm Holdings seller in Q1 2024 was Summit Partners Public Asset Management, an estimated $44.4M sold.

Based on aggregated 13F filings for Q1 2024.