Titelia

Fund shareholders of IRhythm Holdings Inc

ISIN US4500561067 · United States

Fund shareholders
315
Of which ETFs
59 256 other funds
Value held
1.6B $ 1.3M € · 71.7M SEK
Share of capital
39.8 % of 33M shares on Jul 30, 2026
FundSharesValueWeight in fundShare of capital
iShares U.S. Small-Cap Equity Factor ETF iShares Trust 17,7762.3M $0.06 %0.05 %as of Apr 30, 2026 ↗
EQ/Small Company Index Portfolio EQ Advisors Trust 17,5602.1M $0.13 %0.05 %as of Mar 31, 2026 ↗
Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust 16,7372.2M $0.01 %0.05 %as of Apr 30, 2026 ↗
Victory Small Cap Stock Fund Victory Portfolios III 16,1402.1M $0.23 %0.05 %as of Apr 30, 2026 ↗
Loomis Sayles Small/Mid Cap Growth Fund LOOMIS SAYLES FUNDS II 16,0311.9M $0.84 %0.05 %as of Mar 31, 2026 ↗
Embark Small Cap Equity Fund Harbor Funds II 15,5472M $0.35 %0.05 %as of Apr 30, 2026 ↗
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS 15,4181.8M $0.01 %0.05 %as of Mar 31, 2026 ↗
Artisan Global Discovery Fund Artisan Partners Funds Inc. 15,3841.8M $1.66 %0.05 %as of Mar 31, 2026 ↗
BlackRock Advantage Small Cap Growth Fund BlackRock Funds 15,2111.8M $0.27 %0.05 %as of Mar 31, 2026 ↗
PGIM Jennison Blend Fund Prudential Jennison Blend Fund, Inc. 15,1832M $0.19 %0.05 %as of Feb 27, 2026 ↗
Fidelity Advisor New Insights Fund Fidelity Contrafund 14,9001.8M $0.01 %0.05 %as of Mar 31, 2026 ↗
Fidelity MSCI Health Care Index ETF FIDELITY COVINGTON TRUST 14,8251.9M $0.07 %0.04 %as of Apr 30, 2026 ↗
Small Cap Index Fund Northern Funds 14,6791.7M $0.13 %0.04 %as of Mar 31, 2026 ↗
VANGUARD U.S. MOMENTUM FACTOR ETF VANGUARD WELLINGTON FUND 14,3341.9M $0.14 %0.04 %as of Feb 28, 2026 ↗
ALGER SMALL CAP GROWTH FUND ALGER FUNDS 14,3081.8M $0.97 %0.04 %as of Apr 30, 2026 ↗
Global X Russell 2000 ETF GLOBAL X FUNDS 13,7881.8M $0.12 %0.04 %as of Apr 30, 2026 ↗
JPMorgan U.S. Small Company Fund JPMorgan Trust I 13,5951.6M $0.18 %0.04 %as of Mar 31, 2026 ↗
JNL/Mellon Healthcare Sector Fund JNL Series Trust 13,3941.6M $0.06 %0.04 %as of Mar 31, 2026 ↗
Small-Company Stock Fund HOMESTEAD FUNDS INC 13,3001.6M $0.79 %0.04 %as of Mar 31, 2026 ↗
Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II 13,0971.8M $0.00 %0.04 %as of Feb 28, 2026 ↗
Eventide Exponential Technologies Fund MUTUAL FUND SERIES TRUST 13,0171.5M $2.04 %0.04 %as of Mar 31, 2026 ↗
Mercer US Small/Mid Cap Equity Fund Mercer Funds 12,9621.5M $0.09 %0.04 %as of Mar 31, 2026 ↗
Small Cap Index Fund VALIC Co I 12,8181.7M $0.14 %0.04 %as of Feb 28, 2026 ↗
Column Small Cap Select Fund Trust for Professional Managers 12,3091.6M $0.10 %0.04 %as of Feb 28, 2026 ↗
SA JPMorgan Mid-Cap Growth Portfolio SUNAMERICA SERIES TRUST 12,1721.6M $0.24 %0.04 %as of Apr 30, 2026 ↗
JPMorgan BetaBuilders U.S. Small Cap Equity ETF J.P. Morgan Exchange-Traded Fund Trust 12,1251.6M $0.21 %0.04 %as of Apr 30, 2026 ↗
Goldman Sachs Small Cap Equity ETF Goldman Sachs ETF Trust 11,9471.6M $0.98 %0.04 %as of Feb 28, 2026 ↗
Empower Small Cap Growth Fund EMPOWER FUNDS, INC. 11,5951.4M $0.60 %0.04 %as of Mar 31, 2026 ↗
iShares ESG Aware MSCI USA Small-Cap ETF iShares Trust 11,4861.5M $0.07 %0.03 %as of Feb 28, 2026 ↗
Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust 11,3331.5M $0.06 %0.03 %as of Apr 30, 2026 ↗
THRIVENT MODERATELY AGGRESSIVE ALLOCATION PORTFOLIO Thrivent Series Fund, Inc. 11,2691.3M $0.02 %0.03 %as of Mar 31, 2026 ↗
Alger Small Cap Growth Portfolio ALGER PORTFOLIOS 11,1191.3M $1.00 %0.03 %as of Mar 31, 2026 ↗
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST 11,0391.3M $0.05 %0.03 %as of Mar 31, 2026 ↗
Variable Portfolio - Partners Small Cap Growth Fund Columbia Funds Variable Series Trust II 10,9181.3M $0.39 %0.03 %as of Mar 31, 2026 ↗
Handelsbanken Global Småbolag Index Criteria Handelsbanken Fonder AB 10,43911.7M SEK0.04 %0.03 %as of Mar 31, 2026 ↗
Schwab 1000 Index Fund SCHWAB INVESTMENTS 10,3381.3M $0.01 %0.03 %as of Apr 30, 2026 ↗
M Capital Appreciation Fund M FUND INC 10,2851.2M $0.46 %0.03 %as of Mar 31, 2026 ↗
The Hartford Small Cap Growth Fund HARTFORD MUTUAL FUNDS II, INC 10,2831.3M $0.44 %0.03 %as of Apr 30, 2026 ↗
MFS Blended Research Small Cap Equity Fund MFS SERIES TRUST X 10,2341.4M $0.43 %0.03 %as of Feb 28, 2026 ↗
Hartford Schroders US Small Cap Opportunities Fund HARTFORD MUTUAL FUNDS II, INC 10,2001.3M $0.74 %0.03 %as of Apr 30, 2026 ↗
Diversified Equity Master Portfolio Master Investment Portfolio 10,1681.2M $0.04 %0.03 %as of Mar 31, 2026 ↗
VIP Disciplined Small Cap Portfolio Variable Insurance Products Fund II 10,1051.2M $0.23 %0.03 %as of Mar 31, 2026 ↗
MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II 10,0741.2M $0.12 %0.03 %as of Mar 31, 2026 ↗
Carillon Chartwell Small Cap Fund Carillon Series Trust 10,0431.2M $0.62 %0.03 %as of Mar 31, 2026 ↗
EQ/AB Small Cap Growth Portfolio EQ Advisors Trust 10,0061.2M $0.06 %0.03 %as of Mar 31, 2026 ↗
THRIVENT AGGRESSIVE ALLOCATION FUND Thrivent Mutual Funds 9,8121.3M $0.04 %0.03 %as of Apr 30, 2026 ↗
ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust 9,6441.1M $0.12 %0.03 %as of Mar 31, 2026 ↗
LVIP Franklin Templeton Multi-Factor SMID Cap Equity Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST 9,4911.1M $0.12 %0.03 %as of Mar 31, 2026 ↗
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Goldman Sachs ETF Trust 9,4471.3M $0.14 %0.03 %as of Feb 28, 2026 ↗
Bridge Builder Tax Managed Small/Mid Cap Fund Bridge Builder Trust 9,4091.1M $0.04 %0.03 %as of Mar 31, 2026 ↗
Global X HealthTech ETF GLOBAL X FUNDS 9,2281.2M $3.48 %0.03 %as of Feb 28, 2026 ↗
Goldman Sachs Small Cap Equity Insights Fund Goldman Sachs Trust 9,0901.2M $0.16 %0.03 %as of Apr 30, 2026 ↗
iShares Russell 3000 ETF iShares Trust 8,9711.1M $0.01 %0.03 %as of Mar 31, 2026 ↗
THRIVENT MODERATE ALLOCATION PORTFOLIO Thrivent Series Fund, Inc. 8,7131M $0.01 %0.03 %as of Mar 31, 2026 ↗
Small-Cap Index Portfolio PACIFIC SELECT FUND 8,370987.8K $0.13 %0.03 %as of Mar 31, 2026 ↗
Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust 8,3081.1M $0.01 %0.03 %as of Feb 28, 2026 ↗
Fidelity Series Opportunistic Insights Fund Fidelity Contrafund 8,100956K $0.01 %0.02 %as of Mar 31, 2026 ↗
Invesco Dorsey Wright SmallCap Momentum ETF Invesco Exchange-Traded Fund Trust II 8,0831.1M $0.28 %0.02 %as of Feb 28, 2026 ↗
THRIVENT AGGRESSIVE ALLOCATION PORTFOLIO Thrivent Series Fund, Inc. 8,081953.7K $0.04 %0.02 %as of Mar 31, 2026 ↗
NVIT Invesco Small Cap Growth Fund Nationwide Variable Insurance Trust 7,863928K $0.35 %0.02 %as of Mar 31, 2026 ↗
THRIVENT MODERATELY AGGRESSIVE ALLOCATION FUND Thrivent Mutual Funds 7,449962.1K $0.02 %0.02 %as of Apr 30, 2026 ↗
ROBO Global Healthcare Technology and Innovation ETF EXCHANGE TRADED CONCEPTS TRUST 7,332947K $1.78 %0.02 %as of Apr 30, 2026 ↗
VANGUARD ESG U.S. STOCK ETF VANGUARD WORLD FUND 7,131953.8K $0.01 %0.02 %as of Feb 28, 2026 ↗
MassMutual Small Cap Growth Equity Fund MASSMUTUAL SELECT FUNDS 6,940819.1K $0.15 %0.02 %as of Mar 31, 2026 ↗
SBH SMALL CAP CORE FUND Segall Bryant & Hamill Trust 6,514768.8K $0.80 %0.02 %as of Mar 31, 2026 ↗
Carillon Chartwell Small Cap Growth Fund Carillon Series Trust 6,510768.3K $0.60 %0.02 %as of Mar 31, 2026 ↗
Loomis Sayles Small Cap Core Portfolio Brighthouse Funds Trust II 6,390754.1K $0.22 %0.02 %as of Mar 31, 2026 ↗
SMALL CAP EQUITY FUND GuideStone Funds 6,366751.3K $0.09 %0.02 %as of Mar 31, 2026 ↗
NVIT Small Cap Index Fund Nationwide Variable Insurance Trust 6,272740.2K $0.13 %0.02 %as of Mar 31, 2026 ↗
Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust 6,161795.8K $0.03 %0.02 %as of Apr 30, 2026 ↗
THRIVENT MID CAP GROWTH PORTFOLIO Thrivent Series Fund, Inc. 5,857691.2K $0.87 %0.02 %as of Mar 31, 2026 ↗
First Trust Mid Cap Growth AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund 5,810750.4K $0.14 %0.02 %as of Apr 30, 2026 ↗
Small Cap Index Trust John Hancock Variable Insurance Trust 5,779682K $0.12 %0.02 %as of Mar 31, 2026 ↗
Franklin Small Cap Enhanced ETF Franklin Templeton ETF Trust 5,642665.9K $0.59 %0.02 %as of Mar 31, 2026 ↗
Morgan Stanley Pathway Small-Mid Cap Equity ETF MORGAN STANLEY PATHWAY FUNDS 5,599748.9K $0.10 %0.02 %as of Feb 28, 2026 ↗
THRIVENT SMALL CAP GROWTH PORTFOLIO Thrivent Series Fund, Inc. 5,504649.6K $0.54 %0.02 %as of Mar 31, 2026 ↗
Goldman Sachs Small Cap Growth Insights Fund Goldman Sachs Trust 5,489709K $0.25 %0.02 %as of Apr 30, 2026 ↗
BlackRock Advantage SMID Cap Fund, Inc. BlackRock Advantage SMID Cap Fund, Inc. 5,418639.4K $0.08 %0.02 %as of Mar 31, 2026 ↗
Schwab Small-Cap Equity Fund SCHWAB CAPITAL TRUST 5,160666.5K $0.09 %0.02 %as of Apr 30, 2026 ↗
ALGER SMALL CAP GROWTH INSTITUTIONAL FUND ALGER INSTITUTIONAL FUNDS 5,015647.7K $0.91 %0.02 %as of Apr 30, 2026 ↗
iShares Russell Small/Mid-Cap Index Fund BlackRock Funds 5,015647.7K $0.05 %0.02 %as of Apr 30, 2026 ↗
WCM Small Cap Growth Fund INVESTMENT MANAGERS SERIES TRUST 4,989588.8K $1.25 %0.02 %as of Mar 31, 2026 ↗
SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST 4,800642K $0.05 %0.01 %as of Feb 28, 2026 ↗
AMG TimesSquare Small Cap Growth Fund AMG Funds 4,780564.1K $0.60 %0.01 %as of Mar 31, 2026 ↗
Fidelity Flex Mid Cap Index Fund Fidelity Salem Street Trust 4,675603.8K $0.10 %0.01 %as of Apr 30, 2026 ↗
iShares Morningstar Small-Cap Growth ETF iShares Trust 4,653601K $0.06 %0.01 %as of Apr 30, 2026 ↗
NVIT Multi-Manager Small Company Fund Nationwide Variable Insurance Trust 4,615544.7K $0.15 %0.01 %as of Mar 31, 2026 ↗
U.S. Small Cap Equity Fund RUSSELL INVESTMENT CO 4,595593.5K $0.06 %0.01 %as of Apr 30, 2026 ↗
DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS 4,460526.4K $0.13 %0.01 %as of Mar 31, 2026 ↗
T. Rowe Price Extended Equity Market Index Fund T. ROWE PRICE INDEX TRUST, INC. 4,457526K $0.05 %0.01 %as of Mar 31, 2026 ↗
EQ/Morgan Stanley Small Cap Growth Portfolio EQ Advisors Trust 4,305508.1K $0.13 %0.01 %as of Mar 31, 2026 ↗
Invesco V.I. Health Care Fund AIM Variable Insurance Funds (Invesco Variable Insurance Funds) 4,175492.7K $0.33 %0.01 %as of Mar 31, 2026 ↗
Franklin U.S. Small Cap Equity Fund Legg Mason Global Asset Management Trust 4,147489.4K $0.41 %0.01 %as of Mar 31, 2026 ↗
AST PGIM Aggressive Multi-Asset Portfolio Advanced Series Trust 4,000472.1K $0.00 %0.01 %as of Mar 31, 2026 ↗
EQ/Common Stock Index Portfolio EQ Advisors Trust 4,000472.1K $0.01 %0.01 %as of Mar 31, 2026 ↗
Federated Hermes MDT Small Cap Core ETF Federated Hermes ETF Trust 3,870517.6K $0.34 %0.01 %as of Feb 28, 2026 ↗
BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. 3,836452.7K $0.13 %0.01 %as of Mar 31, 2026 ↗
T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. 3,811449.8K $0.13 %0.01 %as of Mar 31, 2026 ↗
Victory Extended Market Index Fund Victory Portfolios III 3,622467.8K $0.06 %0.01 %as of Apr 30, 2026 ↗
iShares Morningstar Small-Cap Value ETF iShares Trust 3,504452.6K $0.07 %0.01 %as of Apr 30, 2026 ↗

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The funds most exposed to it

The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.

FundWeight in fund
Global X HealthTech ETF GLOBAL X FUNDS 3.48 %as of Feb 28, 2026 ↗
HealthInvest Small & Mid Cap Healthcare Atle Fund Management AB 2.62 %as of Mar 31, 2026 ↗
First Trust Nasdaq Lux Digital Health Solutions ETF First Trust Exchange-Traded Fund II 2.15 %as of Mar 31, 2026 ↗
Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST 2.06 %as of Mar 31, 2026 ↗
Eventide Gilead Fund MUTUAL FUND SERIES TRUST 2.04 %as of Mar 31, 2026 ↗
Eventide Exponential Technologies Fund MUTUAL FUND SERIES TRUST 2.04 %as of Mar 31, 2026 ↗
Allspring VT Small Cap Growth Fund Allspring VARIABLE TRUST 2.02 %as of Mar 31, 2026 ↗
NVIT Allspring Discovery Fund Nationwide Variable Insurance Trust 1.98 %as of Mar 31, 2026 ↗
Allspring VT Discovery SMID Cap Growth Fund Allspring VARIABLE TRUST 1.97 %as of Mar 31, 2026 ↗
Allspring SMID Cap Growth Fund ALLSPRING FUNDS TRUST 1.97 %as of Mar 31, 2026 ↗

Quarter after quarter

Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.

QuarterShareholdersChangeSharesChange
2026Q2307-1713,071,295-3.7 %
2026Q1324+1713,571,331-2.8 %
2025Q4307+3813,958,284-1.2 %
2025Q3269+4314,122,666-4.2 %
2025Q2226+2214,740,137+8.7 %
2025Q1204+113,562,255-2.6 %
2024Q4203-2413,924,466-7.9 %
2024Q3227-815,118,314+1.4 %
2024Q2235+1414,915,625+9.7 %
2024Q1221-2013,601,592-10.6 %
2023Q424115,208,669

Institutional managers

296 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.

ManagerSharesValue
BlackRock, Inc.2,741,505323.6M $as of Mar 31, 2026
RTW INVESTMENTS, LP1,668,500196.9M $as of Mar 31, 2026
MILLENNIUM MANAGEMENT LLC1,608,014189.8M $as of Mar 31, 2026
Artisan Partners Limited Partnership1,450,907171.2M $as of Mar 31, 2026
FMR LLC1,361,919160.7M $as of Mar 31, 2026
Holocene Advisors, LP1,248,658147.4M $as of Mar 31, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC1,047,452123.6M $as of Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC817,11096.5M $as of Mar 31, 2026
STATE STREET CORP788,30293M $as of Mar 31, 2026
BNP PARIBAS ASSET MANAGEMENT Holding S.A.762,06289.9M $as of Mar 31, 2026
EVENTIDE ASSET MANAGEMENT, LLC760,82589.8M $as of Mar 31, 2026
JPMORGAN CHASE & CO714,89681.6M $as of Mar 31, 2026
FULLER & THALER ASSET MANAGEMENT, INC.674,69879.6M $as of Mar 31, 2026
BLAIR WILLIAM & CO/IL628,38574.2M $as of Mar 31, 2026
BRAIDWELL LP610,19272M $as of Mar 31, 2026
Point72 Asset Management, L.P.599,40570.7M $as of Mar 31, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP582,87968.8M $as of Mar 31, 2026
Stephens Investment Management Group LLC561,53066.3M $as of Mar 31, 2026
D. E. Shaw & Co., Inc.554,26665.4M $as of Mar 31, 2026
Capital Research Global Investors509,59060.1M $as of Mar 31, 2026
Allspring Global Investments Holdings, LLC467,11355.2M $as of Mar 31, 2026
BANK OF AMERICA CORP /DE/432,53951M $as of Mar 31, 2026
Polar Capital Holdings Plc421,61249.8M $as of Mar 31, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE390,57746.1M $as of Mar 31, 2026
MACKENZIE FINANCIAL CORP371,47543.8M $as of Mar 31, 2026

Declared shareholders of IRhythm Holdings Inc

There are 4 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.

ShareholderDeclared stakeShares
Vanguard Portfolio Management 5.64 %1,824,090as of Mar 31, 2026 · SCHEDULE 13G
Vanguard Capital Management 5.23 %1,691,483as of Mar 31, 2026 · SCHEDULE 13G
RTW Investments, LP and 1 other5.20 %1,668,500as of Mar 31, 2026 · SCHEDULE 13G
SANDS CAPITAL MANAGEMENT, LLC and 1 other0.00 %0as of Mar 31, 2026 · SCHEDULE 13G
Cite this page

Titelia. "Fund shareholders of IRhythm Holdings Inc". https://titelia.com/en/stocks/irhythm-holdings-inc-US4500561067