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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
IIM
126
INTECH Investment Management
Florida
$2.71M
Comerica Bank
127
Comerica Bank
Texas
$2.67M
FFL
128
Future Fund LLC
Illinois
$2.62M
OCM
129
One Capital Management
California
$2.62M
HSA
130
Hussman Strategic Advisors
Maryland
$2.61M
GIM
131
Granahan Investment Management
Massachusetts
$2.55M
Creative Planning
132
Creative Planning
Kansas
$2.51M
Janus Henderson Group
133
Janus Henderson Group
United Kingdom
$2.46M
State of New Jersey Common Pension Fund D
134
State of New Jersey Common Pension Fund D
New Jersey
$2.26M
WLG
135
Williamson Legacy Group
Indiana
$2.19M
DM
136
Deerfield Management
New York
$2.15M
Royal Bank of Canada
137
Royal Bank of Canada
Ontario, Canada
$2.13M
BA
138
Bridgewater Associates
Connecticut
$2.01M
SSA
139
Schonfeld Strategic Advisors
New York
$2M
SG Americas Securities
140
SG Americas Securities
New York
$1.99M
BMSSC
141
B. Metzler seel. Sohn & Co
Germany
$1.97M
Handelsbanken Fonder
142
Handelsbanken Fonder
Sweden
$1.85M
AAIS
143
ABN AMRO Investment Solutions
$1.81M
WF
144
WoodTrust Financial
Wisconsin
$1.79M
AG
145
Ascent Group
Virginia
$1.7M
VOYA Investment Management
146
VOYA Investment Management
Georgia
$1.68M
ASRS
147
Arizona State Retirement System
Arizona
$1.61M
PFSRSONJ
148
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.53M
HCA
149
Harbor Capital Advisors
Illinois
$1.53M
State Board of Administration of Florida Retirement System
150
State Board of Administration of Florida Retirement System
Florida
$1.52M