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iRhythm Technologies
IRTC

Overview Fund Activity

300 hedge funds and large institutions have $5.44B invested in iRhythm Technologies in 2025 Q2 according to their latest regulatory filings, with 69 funds opening new positions, 101 increasing their positions, 93 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
300
Holders Change
+45
Holders Change %
+17.65%
% of All Funds
4.02%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.07%
New
69
Increased
101
Reduced
93
Closed
22
Calls
$27.3M
Puts
$37.6M
Net Calls
-$10.3M
Net Calls Change
-$787K

Top Buyers

1
Holocene Advisors
Holocene Advisors
New York
$48.2M
2
Man Group
Man Group
United Kingdom
$41.2M
3
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
$39.3M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
$38.2M
5
Wellington Management Group
Wellington Management Group
Massachusetts
$60.9M

Top Sellers

1
Capital Research Global Investors
Capital Research Global Investors
California
$232M
2
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
$112M
3
Westfield Capital Management
Westfield Capital Management
Massachusetts
$44.7M
4
UBS AM
UBS AM
Illinois
$93.6M
5
B
Braidwell
Connecticut
$46.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
MCM
276
Manchester Capital Management
Vermont
$3.54K – – –
BBHC
277
Brown Brothers Harriman & Co
New York
$3.54K +$3.54K +23 New
PFBT
278
Parkside Financial Bank & Trust
Missouri
$3.08K +$770 +5 +33%
Toronto Dominion Bank
279
Toronto Dominion Bank
Ontario, Canada
$3.08K +$3.08K +20 New
IA
280
IFP Advisors
Florida
$2.93K -$524 -3 Closed
SC
281
SouthState Corp
Florida
$2.16K -$4.93K -32 -70%
MA
282
Montag & Associates
Georgia
$1.71K – – –
NA
283
NewEdge Advisors
Louisiana
$1.54K – – –
HI
284
Harbour Investments
Wisconsin
$1.54K – – –
CFO
285
CVA Family Office
Colorado
$1.54K – – –
JWA
286
JFS Wealth Advisors
Pennsylvania
$1.39K – – –
SNB
287
Security National Bank
Nebraska
$1.39K – – –
FP
288
Financial Perspectives
Minnesota
$1.08K – – –
PWMG
289
Private Wealth Management Group
New Jersey
$1.08K – – –
BFS
290
Bare Financial Services
Pennsylvania
$1.08K +$1.08K +7 New
AAG
291
Armstrong Advisory Group
Massachusetts
$1.08K +$1.08K +7 New
GRP
292
Global Retirement Partners
California
$770 +$770 +5 New
KG
293
Kilter Group
New York
$770 +$770 +5 New
MCM
294
MV Capital Management
Maryland
$462 – – –
PWA
295
Physician Wealth Advisors
Utah
$462 +$462 +3 New
TPWA
296
Twin Peaks Wealth Advisors
California
$325 +$325 +2 New
DFA
297
DHJJ Financial Advisors
Illinois
$308 – – –
TIM
298
Tortoise Investment Management
New York
$308 +$308 +2 New
SS
299
SBI Securities
Japan
$154 – – –
CWP
300
Concord Wealth Partners
Virginia
$154 +$154 +1 New
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