13F

Stock

Irhythm Technologies Inc

Ticker not mapped · held by 334 managers

Reported value

$5.91B

Holders

334

+1 new · −1 exited

Holders’ est. mark

$3.84M

Price effect on 6 books still in the name

Largest holder

$587.4M

Vanguard

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Vanguard3.31M$587.4M—Held
BlackRock, Inc.2.81M$499.3M—Held
SANDS CAPITAL MANAGEMENT, LLC1.7M$301.6M—Held
Artisan Partners Limited Partnership1.51M$268.3M—Held
Capital Research Global Investors1.18M$210.2M—Held
RTW INVESTMENTS, LP1.18M$209.7M—Held
GEODE CAPITAL MANAGEMENT, LLC858.4K$152.3M—Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC829.9K$147.3M—Held
MILLENNIUM MANAGEMENT LLC826.4K$146.6M—Held
State Street764.8K$135.7M—Held
JPMORGAN CHASE & CO758.6K$134.6M—Held
BLAIR WILLIAM & CO/IL718.8K$127.5M—Held
EVENTIDE ASSET MANAGEMENT, LLC692.5K$122.9M—Held
Holocene Advisors, LP683.6K$121.3M—Held
FULLER & THALER ASSET MANAGEMENT, INC.639.4K$113.5M—Held
Fidelity628.8K$111.6M—Held
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP607K$107.7M—Held
Stephens Investment Management Group LLC519.3K$92.1M—Held
Invesco Ltd.498.4K$88.4M—Held
WELLINGTON MANAGEMENT GROUP LLP408.3K$72.4M—Held
Allspring Global Investments Holdings, LLC407.4K$71.4M—Held
LOOMIS SAYLES & CO L P392.1K$69.6M—Held
D. E. Shaw & Co., Inc.360.7K$64M—Held
BANK OF AMERICA CORP /DE/354.8K$63M$1.93MCut−$1.68M
MACKENZIE FINANCIAL CORP347.3K$61.9M—Held
GOLDMAN SACHS GROUP INC329.1K$58.4M—Held
WESTFIELD CAPITAL MANAGEMENT CO LP325.1K$57.7M—Held
FRED ALGER MANAGEMENT, LLC310.6K$55.1M—Held
Polar Capital Holdings Plc308.1K$54.7M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC286.1K$50.8M—Held
NORTHERN TRUST CORP279.1K$49.5M—Held
Driehaus Capital Management LLC268K$47.5M—Held
Rock Springs Capital Management LP235K$41.7M—Held
Assenagon Asset Management S.A.225.2K$40M—Held
Point72 Asset Management, L.P.219.5K$38.9M—Held
BRAIDWELL LP217.3K$38.6M—Held
SEI INVESTMENTS CO203.4K$36.1M—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE196.1K$34.8M—Held
BARCLAYS PLC194K$34.4M$1.02MAdded$2.3M
JANE STREET GROUP, LLC192.4K$34.1M—Held
CITIGROUP INC190.3K$33.8M—Held
DEUTSCHE BANK AG\187.7K$33.3M—Held
NEXT CENTURY GROWTH INVESTORS LLC172.8K$30.7M—Held
MORGAN STANLEY170K$30.2M$843.9KAdded$3.53M
Balyasny Asset Management L.P.167.3K$29.7M—Held
SCHRODER INVESTMENT MANAGEMENT GROUP162.1K$28.9M—Held
RAYMOND JAMES FINANCIAL INC153.8K$27.4M—Held
First Light Asset Management, LLC153.9K$27.3M—Held
UBS Group AG153.2K$27.2M—Held
MASSACHUSETTS FINANCIAL SERVICES CO /MA/150.3K$26.7M—Held
Qube Research & Technologies Ltd144.6K$25.7M—Held
JENNISON ASSOCIATES LLC139.1K$24.7M—Held
Nuveen, LLC133.7K$23.7M—Held
Integral Health Asset Management, LLC130K$23.1M—Held
NEW YORK STATE COMMON RETIREMENT FUND129.7K$23M—Held
Ophir Asset Management Pty Ltd127.7K$22.7M—Held
Walleye Capital LLC127.6K$22.6M—Held
ADAGE CAPITAL PARTNERS GP, L.L.C.125K$22.2M—Held
AMERIPRISE FINANCIAL INC123.6K$21.9M—Held
OBERWEIS ASSET MANAGEMENT INC/119.7K$21.2M—Held
FRANKLIN RESOURCES INC118.6K$21M—Held
Bank of New York Mellon Corp112.1K$19.9M—Held
SEGALL BRYANT & HAMILL, LLC111.7K$19.8M—Held
PERCEPTIVE ADVISORS LLC108K$19.2M—Held
FEDERATED HERMES, INC.106.4K$18.9M—Held
Renaissance Technologies103.9K$18.4M—Held
Squarepoint Ops LLC93.7K$16.6M—Held
M&G PLC84.1K$14.9M—Held
Trexquant Investment LP78.7K$14M—Held
Engineers Gate Manager LP77.1K$13.7M—Held
WCM INVESTMENT MANAGEMENT, LLC73.3K$13.1M—Held
BNP PARIBAS FINANCIAL MARKETS73.7K$13.1M—Held
FRONTIER CAPITAL MANAGEMENT CO LLC71K$12.6M—Held
PRINCIPAL FINANCIAL GROUP INC69.4K$12.3M—Held
Swiss National Bank63.4K$11.2M—Held
Freestone Grove Partners LP63.1K$11.2M—Held
FIRST TRUST ADVISORS LP60.8K$10.8M—Held
TimesSquare Capital Management, LLC59.8K$10.6M—Held
PEREGRINE CAPITAL MANAGEMENT LLC56.9K$10.1M—Held
NORGES BANK56.2K$9.98M—New
Man Group plc56.2K$9.97M—Held
Jain Global LLC54.8K$9.73M—Held
Legal & General Group Plc52.1K$9.24M—Held
STATE OF WISCONSIN INVESTMENT BOARD51.2K$9.08M—Held
CASTLEARK MANAGEMENT LLC50.2K$8.91M—Held
SILVERCREST ASSET MANAGEMENT GROUP LLC47.9K$8.5M—Held
WELLS FARGO & COMPANY/MN45.3K$8.04M—Held
VICTORY CAPITAL MANAGEMENT INC43.2K$7.67M—Held
Connor, Clark & Lunn Investment Management Ltd.42.1K$7.47M—Held
STEADFAST CAPITAL MANAGEMENT LP41K$7.28M—Held
RHUMBLINE ADVISERS40.6K$7.21M—Held
PRUDENTIAL FINANCIAL INC40.4K$7.17M—Held
Icahn Capital40.2K$7.13M—Held
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.39.7K$7.05M—Held
Universal- Beteiligungs- und Servicegesellschaft mbH38.5K$6.84M—Held
Atle Fund Management AB37.6K$6.67M—Held
ALLIANCEBERNSTEIN L.P.37.5K$6.65M—Held
Informed Momentum Co LLC37.1K$6.58M—Held
KCM Capital Inc37K$6.57M—Held
Hillsdale Investment Management Inc.34K$6.04M—Held
Ensign Peak Advisors, Inc33.9K$6.02M—Held
Amundi33.4K$5.93M—Held
NEUBERGER BERMAN GROUP LLC31.2K$5.54M—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM30.6K$5.42M—Held
CANADA PENSION PLAN INVESTMENT BOARD30.1K$5.34M—Held
Russell Investments Group, Ltd.30K$5.33M—Held
Homestead Advisers Corp27.4K$4.86M—Held
BANQUE PICTET & CIE SA27.1K$4.81M—Held
EFG International AG26.6K$4.73M—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.25.8K$4.58M—Held
ENVESTNET ASSET MANAGEMENT INC23.2K$4.12M—Held
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC21.2K$3.75M—Held
Kampmann Melissa S.22.6K$3.7M—Held
Jump Financial, LLC20.5K$3.64M—Held
Verition Fund Management LLC19.6K$3.48M—Held
COOKSON PEIRCE & CO INC19.5K$3.47M—Held
MetLife Investment Management, LLC17.9K$3.17M—Held
HSBC HOLDINGS PLC17K$3.05M—Held
Lisanti Capital Growth, LLC17K$3.02M—Held
OCCUDO QUANTITATIVE STRATEGIES LP16.5K$2.92M—Held
INTECH INVESTMENT MANAGEMENT LLC15.3K$2.71M—Held
COMERICA BANK15K$2.67M—Held
Future Fund LLC14.8K$2.62M—Held
One Capital Management, LLC14.8K$2.62M—Held
HUSSMAN STRATEGIC ADVISORS, INC.14.7K$2.61M—Held
Granahan Investment Management, LLC14.4K$2.55M—Held
Creative Planning14.2K$2.51M—Held
JANUS HENDERSON GROUP PLC13.9K$2.46M—Held
State of New Jersey Common Pension Fund D12.7K$2.26M—Held
Williamson Legacy Group, LLC12.3K$2.19M—Held
DEERFIELD MANAGEMENT COMPANY, L.P.12.1K$2.15M—Held
ROYAL BANK OF CANADA12K$2.13M—Held
Bridgewater11.3K$2.01M—Held
Schonfeld Strategic Advisors LLC11.3K$2M—Held
B. Metzler seel. Sohn & Co. AG11.1K$1.97M—Held
ABN AMRO INVESTMENT SOLUTIONS10.2K$1.81M—Held
Ascent Group, LLC9.59K$1.7M—Held
VOYA INVESTMENT MANAGEMENT LLC9.47K$1.68M—Held
ARIZONA STATE RETIREMENT SYSTEM9.08K$1.61M—Held
Zurcher Kantonalbank (Zurich Cantonalbank)9.05K$1.61M—Held
Police & Firemen's Retirement System of New Jersey8.65K$1.53M—Held
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM8.58K$1.52M—Held
DARK FOREST CAPITAL MANAGEMENT LP8.55K$1.52M—Held
Hennion & Walsh Asset Management, Inc.8.12K$1.44M—Held
Pinnacle Financial Partners, Inc.7.14K$1.27M—Held
Rhenman & Partners Asset Management AB7K$1.24M—Held
KLP KAPITALFORVALTNING AS6.9K$1.22M—Held
Laird Norton Wetherby Trust Company, LLC6.82K$1.21M—Held
Entropy Technologies, LP6.69K$1.19M—Held
Headlands Technologies LLC6.68K$1.19M—Held
Quantbot Technologies LP6.65K$1.18M—Held
Baird Financial Group, Inc.6.5K$1.15M—Held
ProShare Advisors LLC5.94K$1.05M—Held
CAPTRUST FINANCIAL ADVISORS5.8K$1.03M—Held
Values First Advisors, Inc.5.76K$1.02M—Held
CIM INVESTMENT MANAGEMENT INC5.5K$976.3K—Held
STRS OHIO5.4K$958.2K—Held
Virtue Capital Management, LLC5.35K$937.3K$17.3KCut−$83.2K
SteelPeak Wealth, LLC5.22K$926.9K—Held
Brevan Howard Capital Management LP4.97K$882.8K—Held
Cinctive Capital Management LP4.97K$882.6K—Held
Pictet Asset Management Holding SA4.91K$871.6K—Held
EXCHANGE TRADED CONCEPTS, LLC4.86K$861.6K—Held
VIRGINIA RETIREMENT SYSTEMS ET Al4.85K$860.6K—Held
XTX Topco Ltd4.82K$854.6K—Held
SUSQUEHANNA INTERNATIONAL GROUP, LLP4.76K$844.4K—Held
CIBC Private Wealth Group LLC4.69K$832.7K—Held
Legato Capital Management LLC4.67K$827.8K—Held
Yarbrough Capital, LLC4.65K$825.1K—Held
FOX RUN MANAGEMENT, L.L.C.4.43K$786.6K—Held
TRUIST FINANCIAL CORP3.6K$638.3K—Held
MARSHALL WACE, LLP3.56K$632.4K—Held
Harbour Capital Advisors, LLC3.54K$620.3K—Held
Y-Intercept (Hong Kong) Ltd3.5K$620.2K—Held
INCEPTIONR LLC3.43K$608.1K—Held
PNC Financial Services Group, Inc.3.31K$586.6K—Held
LPL Financial LLC3.27K$581.1K—Held
Ancora Advisors LLC3.23K$573.1K—Held
IMA Advisory Services, Inc.3.23K$573.1K—Held
Versor Investments LP3.19K$566K—Held
O'SHAUGHNESSY ASSET MANAGEMENT, LLC3.13K$555.2K—Held
Mariner, LLC2.98K$527.6K—Held
LOS ANGELES CAPITAL MANAGEMENT LLC2.84K$523.3K—Held
Bayforest Capital Ltd2.9K$513.7K—Held
Graham Capital Management, L.P.2.83K$502.5K—Held
MRA Advisory Group2.77K$491.4K—Held
STEPHENS INC /AR/2.77K$490.8K—Held
Mitsubishi UFJ Asset Management Co., Ltd.2.75K$481.9K—Held
Ameritas Investment Partners, Inc.2.59K$459.4K—Held
XPONANCE LLC2.53K$449.5K—Held
SILVER OAK SECURITIES, INCORPORATED2.51K$448K—Held
Allianz Asset Management GmbH2.5K$443.6K—Held
Vanguard Personalized Indexing Management, LLC2.47K$438.6K—Held
Sumitomo Mitsui Trust Group, Inc.2.35K$417K—Held
Vident Advisory, LLC2.29K$406.7K—Held
SeaCrest Wealth Management, LLC2.03K$380.4K—Held
CIBC WORLD MARKETS CORP2.11K$374.4K—Held
Frank, Rimerman Advisors LLC2.04K$362.9K—Held
Gotham Asset Management, LLC2.02K$357.9K—Held
Quent Capital, LLC2K$354.9K—Held
QUADRANT CAPITAL GROUP LLC1.94K$344.2K—Held
KEYBANK NATIONAL ASSOCIATION/OH1.94K$344.2K—Held
OPPENHEIMER ASSET MANAGEMENT INC.1.79K$316.9K—Held
Corient Private Wealth LLC1.76K$313.1K—Held
ANB BANK1.74K$309.5K—Held
Vise Technologies, Inc.1.73K$306.4K—Held
OSAIC HOLDINGS, INC.1.65K$292.6K—Held
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna1.6K$283.9K—Held
GREAT LAKES ADVISORS, LLC1.57K$277.9K—Held
Corient IA LLC1.5K$266.2K—Held
BANK OF MONTREAL /CAN/1.48K$263K—Held
Ethic Inc.1.48K$262.4K—Held
Quantinno Capital Management LP1.46K$259.6K—Held
Swiss Life Asset Management Ltd1.46K$259.2K$7.96KAdded$7.96K
RWC Asset Management LLP1.45K$258K—Held
Rockefeller Capital Management L.P.1.36K$241.5K—Held
MidFirst Bank1.33K$235.3K—Held
BOOTHBAY FUND MANAGEMENT, LLC1.3K$231.4K—Held
EntryPoint Capital, LLC1.3K$230.5K—Held
PharVision Advisers, LLC1.29K$229.3K—Held
Abacus Wealth Partners, LLC1.27K$225.2K—Held
Avanza Fonder AB1.26K$224.3K—Held
RiverPark Advisors, LLC1.2K$213.5K—Held
Valeo Financial Advisors, LLC1.18K$209.4K—Held
Kovack Advisors, Inc.1.17K$207.8K—Held
M&T Bank Corp1.17K$207K—Held
US BANCORP \DE\1.03K$182.1K—Held
Tower Research Capital LLC (TRC)1.01K$178.5K—Held
NISA INVESTMENT ADVISORS, LLC1K$177.8K—Held
Clearstead Advisors, LLC662$117.5K—Held
ASSETMARK, INC631$112K—Held
State of Wyoming616$109.3K—Held
BNP PARIBAS ASSET MANAGEMENT Holding S.A.583K$103.5K—Held
PRICE T ROWE ASSOCIATES INC /MD/502.1K$89.1K—Held
LAZARD ASSET MANAGEMENT LLC419$74.3K—Held
Kestra Advisory Services, LLC400$71K—Held
SBI Securities Co., Ltd.399$70.8K—Held
Smartleaf Asset Management LLC323$57.7K—Held
BESSEMER GROUP INC322K$57.1K—Held
EverSource Wealth Advisors, LLC308$54.7K—Held
Torren Management, LLC301$53.4K—Held
Federation des caisses Desjardins du Quebec281$49.9K—Held
LORD, ABBETT & CO. LLC277.2K$49.2K—Held
JONES FINANCIAL COMPANIES LLLP267$47.4K—Held
Evelyn Partners Investment Management LLP245$43.5K$17.8KAdded$17.8K
Private Wealth Asset Management, LLC226$40.1K—Held
Sterling Capital Management LLC207$36.7K—Held
China Universal Asset Management Co., Ltd.200$35.5K—Held
MCF Advisors LLC196$34.8K—Held
ANTIPODES PARTNERS Ltd189$33.5K—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.