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iRhythm Holdings

332 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, 109 increasing their positions, 121 reducing their positions, and 42 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:

10% less repeat investments, than reductions

Existing positions increased: 109 | Existing positions reduced: 121

1% less funds holding

Funds holding: 336332 (-4)

67% less call options, than puts

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

Holders
332
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
OQS
126
Occudo Quantitative Strategies
Florida
$2.92M
IIM
127
INTECH Investment Management
Florida
$2.71M
Comerica Bank
128
Comerica Bank
Texas
$2.67M
FFL
129
Future Fund LLC
Illinois
$2.62M
OCM
130
One Capital Management
California
$2.62M
HSA
131
Hussman Strategic Advisors
Maryland
$2.61M
GIM
132
Granahan Investment Management
Massachusetts
$2.55M
Creative Planning
133
Creative Planning
Kansas
$2.51M
Janus Henderson Group
134
Janus Henderson Group
United Kingdom
$2.46M
State of New Jersey Common Pension Fund D
135
State of New Jersey Common Pension Fund D
New Jersey
$2.26M
WLG
136
Williamson Legacy Group
Indiana
$2.19M
DM
137
Deerfield Management
New York
$2.15M
Royal Bank of Canada
138
Royal Bank of Canada
Ontario, Canada
$2.13M
BA
139
Bridgewater Associates
Connecticut
$2.01M
SSA
140
Schonfeld Strategic Advisors
New York
$2M
SG Americas Securities
141
SG Americas Securities
New York
$1.99M
BMSSC
142
B. Metzler seel. Sohn & Co
Germany
$1.97M
Handelsbanken Fonder
143
Handelsbanken Fonder
Sweden
$1.85M
AAIS
144
ABN AMRO Investment Solutions
$1.81M
WF
145
WoodTrust Financial
Wisconsin
$1.79M
AG
146
Ascent Group
Virginia
$1.7M
VOYA Investment Management
147
VOYA Investment Management
Georgia
$1.68M
ASRS
148
Arizona State Retirement System
Arizona
$1.61M
PFSRSONJ
149
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.53M
HCA
150
Harbor Capital Advisors
Illinois
$1.53M