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iRhythm Holdings

330 hedge funds and large institutions have $6.24B invested in iRhythm Holdings in 2025 Q4 according to their latest regulatory filings, with 45 funds opening new positions, 108 increasing their positions, 120 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

2% less funds holding

Funds holding: 336330 (-6)

10% less repeat investments, than reductions

Existing positions increased: 108 | Existing positions reduced: 120

67% less call options, than puts

Call options by funds: $7M | Put options by funds: $21.3M

Holders
330
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$7M
Puts
$21.3M
Net Calls
Net Calls Change

Top Buyers

1 +$209M
2 +$97.2M
3 +$56.6M
4
UBS AM
UBS AM
Illinois
+$46M
5
Holocene Advisors
Holocene Advisors
New York
+$37.3M

Top Sellers

1 -$187M
2 -$95.1M
3 -$62.9M
4
Man Group
Man Group
United Kingdom
-$26.6M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
-$22.8M
Name Holding Trade Value Shares
Change
Change in
Stake
HP
101
HealthInvest Partners
Sweden
$6.67M
AllianceBernstein
102
AllianceBernstein
Tennessee
$6.65M
EI
103
EAM Investors
California
$6.58M
KC
104
KCM Capital
Kansas
$6.57M
AG
105
Algert Global
California
$6.42M
HIM
106
Hillsdale Investment Management
Ontario, Canada
$6.04M
Ensign Peak Advisors
107
Ensign Peak Advisors
Utah
$6.02M
Amundi
108
Amundi
France
$5.93M
Neuberger Berman Group
109
Neuberger Berman Group
New York
$5.54M
California State Teachers Retirement System (CalSTRS)
110
California State Teachers Retirement System (CalSTRS)
California
$5.42M
Canada Pension Plan Investment Board
111
Canada Pension Plan Investment Board
Ontario, Canada
$5.34M
Russell Investments Group
112
Russell Investments Group
United Kingdom
$5.33M
HA
113
Homestead Advisers
Virginia
$4.86M
BPC
114
Banque Pictet & Cie
Switzerland
$4.81M
EI
115
EFG International
$4.73M
Mirae Asset Global ETFs Holdings
116
Mirae Asset Global ETFs Holdings
Hong Kong
$4.58M
Envestnet Asset Management
117
Envestnet Asset Management
Illinois
$4.12M
MOACM
118
Mutual of America Capital Management
New York
$3.75M
MSK
119
Melissa S. Kampmann
$3.7M
JF
120
Jump Financial
Illinois
$3.64M
Verition Fund Management
121
Verition Fund Management
Connecticut
$3.48M
CPC
122
Cookson Peirce & Co
Pennsylvania
$3.47M
MIM
123
MetLife Investment Management
New Jersey
$3.17M
LCG
124
Lisanti Capital Growth
New York
$3.02M
OQS
125
Occudo Quantitative Strategies
Florida
$2.92M