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iRhythm Holdings, Inc.

IRTC
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001388658

In the last 90 days, iRhythm Holdings, Inc. insiders filed 0 open-market purchases and 11 sales; 304 institutions reported holding it in 13F filings for Q2 2026, worth $4.24B in total; no superinvestor holds it.

Q4 2021 vs. Q3 2021

How the institutions holding iRhythm Holdings, Inc. changed between Q3 2021 and Q4 2021.

All holders in Q4 2021All holders in Q3 2021

13F holders of IRTC: Q3 2021 compared with Q4 2021
MeasureQ3 2021Of which not filed for Q4 2021Q4 2021Change
Holders1861213+28
Shares28.1M1829.1M+1.07M (+3.8%)
Value$1.64B$1.00K$3.43B+$1.79B (+108.7%)

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (54)

Institutions that held iRhythm Holdings, Inc. at the end of Q4 2021 but not at the end of Q3 2021.

Institutions new to IRTC in Q4 2021
InstitutionSharesValue% of portfolio
LTS One Management LP800,000$94.2M8.32%
PFM Health Sciences, LP523,982$61.7M2.15%
Janus Henderson Group PLC493,636$58.1M0.02%
Bridger Management, LLC309,100$36.4M4.70%
Hitchwood Capital Management LP180,000$21.2M0.99%
Sofinnova Investments, Inc.168,882$19.9M1.27%
Artisan Partners Limited Partnership150,903$17.8M0.02%
CWM, LLC117,781$13.9M0.10%
Allspring Global Investments Holdings, LLC41,506$4.88M0.01%
Integral Health Asset Management, LLC40,000$4.71M1.31%
Point72 Asset Management, L.P.34,900$4.11M0.02%
Marshall Wace, LLP31,733$3.73M0.01%
State of New Jersey Common Pension Fund D28,016$3.30M0.01%
Prelude Capital Management, LLC23,268$2.74M0.14%
Lisanti Capital Growth, LLC21,640$2.55M0.37%
Western Standard LLC21,600$2.54M1.50%
Stanley-Laman Group, Ltd.20,726$2.44M0.29%
Tudor Investment Corp Et Al17,734$2.09M0.04%
STRS Ohio11,000$1.29M0.00%
Caption Management, LLC10,000$1.18M0.07%
Trexquant Investment LP8,991$1.06M0.07%
Gyon Technologies Capital Management, LP8,196$965.0K0.18%
DuPont Capital Management Corp7,369$867.0K0.03%
ClariVest Asset Management LLC6,137$723.0K0.02%
Ensign Peak Advisors, Inc5,590$658.0K0.00%
Dowling & Yahnke LLC5,465$643.0K0.03%
American Century Companies Inc5,311$625.0K0.00%
Laurel Wealth Advisors, Inc.4,505$530.0K0.04%
Natixis4,157$489.0K0.00%
Virginia Retirement Systems Et Al4,000$471.0K0.00%
ExodusPoint Capital Management, LP3,834$451.0K0.01%
Blueshift Asset Management, LLC3,428$403.0K0.04%
Bank of Hawaii2,875$338.0K0.02%
Ascent Group, LLC2,535$326.0K0.04%
HSBC Holdings PLC2,428$293.0K0.00%
Fulton Bank, N.A.2,477$291.0K0.01%
Ergoteles LLC2,326$274.0K0.01%
Prudential Financial Inc2,262$266.0K0.00%
Franklin Resources Inc2,128$251.0K0.00%
Pictet Asset Management SA2,000$235.0K0.00%
First Republic Investment Management, Inc.1,835$216.0K0.00%
SeaCrest Wealth Management, LLC1,740$205.0K0.02%
Aquatic Capital Management LLC1,200$141.0K0.27%
Jefferies Group LLC586$69.0K0.00%
Signet Financial Management, LLC169$20.0K0.00%
Plante Moran Financial Advisors, LLC100$12.0K0.00%
TCI Wealth Advisors, Inc.91$11.0K0.00%
CarsonAllaria Wealth Management, Ltd.85$10.0K0.01%
Confluence Wealth Services, Inc.79$9.00K0.00%
Spire Wealth Management33$4.00K0.00%
The PNC Financial Services Group, Inc.18$2.00K0.00%
Snowden Capital Advisors LLC9$1.00K0.00%
Covestor Ltd8$1.00K0.00%
Ellevest, Inc.1$00.00%

Sold out (26)

Institutions that held iRhythm Holdings, Inc. at the end of Q3 2021 and filed for Q4 2021 without it.

Not filed for Q4 2021 yet (1)

Institutions that held iRhythm Holdings, Inc. at the end of Q3 2021 and haven't filed a 13F for Q4 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IRTC in Q3 2021 that haven't filed for Q4 2021
InstitutionShares, Q3 2021Value, Q3 2021
Berman Capital Advisors, LLC18$1.00K