Funds holding Masimo Corp
335 funds declare a position · 97 ETFs and 238 other funds · 2.7B $· 25M SEK· 2.2M € · US5747951003
Each line carries its report date.
| Rank | Fund | Shares | Value | Weight | |
|---|---|---|---|---|---|
| 1 | MFS Mid Cap Growth Fund MFS Series Trust IV | 1,643,450 | 288.2M $ | 2.09 % | as of Feb 28, 2026 · Original filing |
| 2 | iShares Core S&P Mid-Cap ETF iShares Trust | 1,511,639 | 268.9M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 3 | VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,452,326 | 258.3M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 4 | VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 1,052,799 | 187.3M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 5 | VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 589,576 | 104.9M $ | 0.27 % | as of Mar 31, 2026 · Original filing |
| 6 | Select Medical Technology and Devices Portfolio Fidelity Select Portfolios | 560,000 | 98.2M $ | 2.69 % | as of Feb 28, 2026 · Original filing |
| 7 | VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 509,855 | 90.7M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 8 | First Trust Merger Arbitrage Fund INVESTMENT MANAGERS SERIES TRUST II | 402,119 | 71.5M $ | 4.53 % | as of Mar 31, 2026 · Original filing |
| 9 | Fidelity Mid-Cap Stock Fund Fidelity Concord Street Trust | 321,749 | 57.4M $ | 0.66 % | as of Apr 30, 2026 · Original filing |
| 10 | SMALLCAP World Fund Inc SMALLCAP World Fund Inc | 317,326 | 56.4M $ | 0.07 % | as of Mar 31, 2026 · Original filing |
| 11 | iShares Russell Mid-Cap Growth ETF iShares Trust | 302,416 | 53.8M $ | 0.29 % | as of Mar 31, 2026 · Original filing |
| 12 | Nexpoint Merger Arbitrage Fund NexPoint Funds I | 297,500 | 52.9M $ | 3.80 % | as of Mar 31, 2026 · Original filing |
| 13 | Strategic Advisers Fidelity U.S. Total Stock Fund Fidelity Rutland Square Trust II | 245,408 | 43M $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| 14 | Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 239,135 | 41.9M $ | 0.10 % | as of Feb 28, 2026 · Original filing |
| 15 | State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF SPDR SERIES TRUST | 223,018 | 39.7M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 16 | iShares U.S. Medical Devices ETF iShares Trust | 196,524 | 35M $ | 1.10 % | as of Mar 31, 2026 · Original filing |
| 17 | iShares Russell 1000 Growth ETF iShares Trust | 181,727 | 32.3M $ | 0.03 % | as of Mar 31, 2026 · Original filing |
| 18 | Fidelity Series Large Cap Stock Fund Fidelity Hastings Street Trust | 181,200 | 32.2M $ | 0.13 % | as of Mar 31, 2026 · Original filing |
| 19 | iShares Russell Mid-Cap ETF iShares Trust | 171,928 | 30.6M $ | 0.06 % | as of Mar 31, 2026 · Original filing |
| 20 | Fidelity Mid Cap Index Fund Fidelity Salem Street Trust | 166,942 | 29.8M $ | 0.06 % | as of Apr 30, 2026 · Original filing |
| 21 | iShares S&P Mid-Cap 400 Growth ETF iShares Trust | 158,013 | 28.1M $ | 0.28 % | as of Mar 31, 2026 · Original filing |
| 22 | Handelsbanken Global Småbolag Index Criteria Handelsbanken Fonder AB | 14,730 | 25M SEK | 0.09 % | as of Mar 31, 2026 · Original filing |
| 23 | VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 138,644 | 24.3M $ | 0.12 % | as of Feb 28, 2026 · Original filing |
| 24 | Schwab U.S. Mid-Cap ETF SCHWAB STRATEGIC TRUST | 123,386 | 21.6M $ | 0.16 % | as of Feb 28, 2026 · Original filing |
| 25 | Fidelity Advisor Small Cap Fund Fidelity Advisor Series I | 121,800 | 21.4M $ | 0.96 % | as of Feb 28, 2026 · Original filing |
| 26 | The Merger Fund Merger Fund | 117,770 | 20.9M $ | 0.85 % | as of Mar 31, 2026 · Original filing |
| 27 | Avantis U.S. Large Cap Value ETF American Century ETF Trust | 112,919 | 19.8M $ | 0.19 % | as of Feb 28, 2026 · Original filing |
| 28 | THE ARBITRAGE FUND ARBITRAGE FUNDS | 103,665 | 18.2M $ | 2.24 % | as of Feb 28, 2026 · Original filing |
| 29 | iShares S&P Mid-Cap 400 Value ETF iShares Trust | 99,718 | 17.7M $ | 0.22 % | as of Mar 31, 2026 · Original filing |
| 30 | First Trust Health Care AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund | 85,107 | 15.2M $ | 1.74 % | as of Apr 30, 2026 · Original filing |
| 31 | Fidelity Total Market Index Fund Fidelity Concord Street Trust | 85,429 | 15M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 32 | 1290 VT GAMCO Small Company Value Portfolio EQ Advisors Trust | 82,500 | 14.7M $ | 0.38 % | as of Mar 31, 2026 · Original filing |
| 33 | VANGUARD RUSSELL 1000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 74,870 | 13.1M $ | 0.03 % | as of Feb 28, 2026 · Original filing |
| 34 | Harbor Small Cap Growth Fund HARBOR FUNDS | 68,878 | 12.3M $ | 0.48 % | as of Apr 30, 2026 · Original filing |
| 35 | Schwab Fundamental U.S. Small Company ETF SCHWAB STRATEGIC TRUST | 69,963 | 12.3M $ | 0.12 % | as of Feb 28, 2026 · Original filing |
| 36 | VANGUARD S&P MID-CAP 400 INDEX FUND VANGUARD ADMIRAL FUNDS | 69,513 | 12.2M $ | 0.23 % | as of Feb 28, 2026 · Original filing |
| 37 | Fidelity Large Cap Stock Fund Fidelity Concord Street Trust | 68,087 | 12.1M $ | 0.12 % | as of Apr 30, 2026 · Original filing |
| 38 | EQ/MFS Mid Cap Focused Growth Portfolio EQ Advisors Trust | 67,949 | 12.1M $ | 2.47 % | as of Mar 31, 2026 · Original filing |
| 39 | Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 67,507 | 11.8M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 40 | First Trust Multi-Strategy Fund INVESTMENT MANAGERS SERIES TRUST II | 65,424 | 11.6M $ | 0.90 % | as of Mar 31, 2026 · Original filing |
| 41 | Fidelity Large Cap Growth Index Fund Fidelity Salem Street Trust | 64,094 | 11.4M $ | 0.03 % | as of Apr 30, 2026 · Original filing |
| 42 | iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 58,777 | 10.5M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 43 | Fidelity Mid Cap Growth Index Fund Fidelity Salem Street Trust | 55,049 | 9.8M $ | 0.29 % | as of Mar 31, 2026 · Original filing |
| 44 | GMO Alternative Allocation Fund GMO TRUST | 54,271 | 9.5M $ | 1.17 % | as of Feb 28, 2026 · Original filing |
| 45 | Fidelity Mid-Cap Stock K6 Fund Fidelity Concord Street Trust | 52,450 | 9.4M $ | 0.67 % | as of Apr 30, 2026 · Original filing |
| 46 | Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 50,143 | 8.9M $ | 0.02 % | as of Apr 30, 2026 · Original filing |
| 47 | Champlain Small Company Fund ADVISORS' INNER CIRCLE FUND II | 50,000 | 8.9M $ | 0.87 % | as of Mar 31, 2026 · Original filing |
| 48 | Dunham Monthly Distribution Fund Dunham Funds | 47,784 | 8.5M $ | 3.02 % | as of Apr 30, 2026 · Original filing |
| 49 | Schwab U.S. Large-Cap ETF SCHWAB STRATEGIC TRUST | 46,808 | 8.2M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 50 | JNL Mid Cap Index Fund JNL Series Trust | 46,069 | 8.2M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 51 | Nuance Mid Cap Value Fund Managed Portfolio Series | 44,604 | 8M $ | 2.75 % | as of Apr 30, 2026 · Original filing |
| 52 | MFS Mid Cap Growth Series MFS VARIABLE INSURANCE TRUST | 41,968 | 7.5M $ | 2.34 % | as of Mar 31, 2026 · Original filing |
| 53 | Global Small Capitalization Fund AMERICAN FUNDS INSURANCE SERIES | 41,732 | 7.4M $ | 0.26 % | as of Mar 31, 2026 · Original filing |
| 54 | LVIP Blended Mid Cap Managed Volatility Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 41,238 | 7.3M $ | 1.09 % | as of Mar 31, 2026 · Original filing |
| 55 | Nuveen Equity Index Fund TIAA-CREF Funds | 40,277 | 7.2M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 56 | Fidelity SAI Merger Arbitrage Fund Fidelity Greenwood Street Trust | 40,000 | 7.1M $ | 1.25 % | as of Apr 30, 2026 · Original filing |
| 57 | State Street(R) SPDR(R) S & P 400(TM) Mid Cap Growth ETF SPDR SERIES TRUST | 39,595 | 7M $ | 0.28 % | as of Mar 31, 2026 · Original filing |
| 58 | Fidelity Advisor Stock Selector Mid Cap Fund Fidelity Advisor Series I | 40,000 | 7M $ | 0.30 % | as of Feb 28, 2026 · Original filing |
| 59 | Bridge Builder Tax Managed Small/Mid Cap Fund Bridge Builder Trust | 39,188 | 7M $ | 0.23 % | as of Mar 31, 2026 · Original filing |
| 60 | NYLIM VP Schroders Mid Cap Opportunities Portfolio NEW YORK LIFE INVESTMENTS VP FUNDS TRUST | 38,914 | 6.9M $ | 1.08 % | as of Mar 31, 2026 · Original filing |
| 61 | EQ/Mid Cap Index Portfolio EQ Advisors Trust | 37,424 | 6.7M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 62 | Return Stacked Bonds & Merger Arbitrage ETF Tidal Trust II | 36,764 | 6.6M $ | 12.48 % | as of Apr 30, 2026 · Original filing |
| 63 | VANGUARD TOTAL WORLD STOCK INDEX FUND VANGUARD INTERNATIONAL EQUITY INDEX FUNDS | 35,925 | 6.4M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 64 | Mid Cap Index Fund VALIC Co I | 35,449 | 6.2M $ | 0.24 % | as of Feb 28, 2026 · Original filing |
| 65 | Fidelity Advisor Capital Development Fund Fidelity Destiny Portfolios | 33,900 | 6M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 66 | State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF SPDR SERIES TRUST | 33,260 | 5.9M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 67 | Columbia Mid Cap Index Fund COLUMBIA FUNDS SERIES TRUST | 33,667 | 5.9M $ | 0.23 % | as of Feb 28, 2026 · Original filing |
| 68 | iShares Russell 1000 ETF iShares Trust | 32,431 | 5.8M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 69 | Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 31,437 | 5.5M $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| 70 | Fidelity Series Small Cap Core Fund Fidelity Concord Street Trust | 30,894 | 5.5M $ | 0.34 % | as of Apr 30, 2026 · Original filing |
| 71 | Avantis U.S. Equity ETF American Century ETF Trust | 30,745 | 5.4M $ | 0.05 % | as of Feb 28, 2026 · Original filing |
| 72 | State Street(R) SPDR(R) S & P 400(TM) Mid Cap Value ETF SPDR SERIES TRUST | 30,117 | 5.4M $ | 0.22 % | as of Mar 31, 2026 · Original filing |
| 73 | John Hancock Multifactor Mid Cap ETF John Hancock Exchange-Traded Fund Trust | 29,845 | 5.3M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 74 | Mid Cap Index Fund Northern Funds | 28,698 | 5.1M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 75 | Nuveen Large Cap Growth Index Fund TIAA-CREF Funds | 28,145 | 5M $ | 0.03 % | as of Apr 30, 2026 · Original filing |
| 76 | Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 26,998 | 4.8M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 77 | iShares U.S. Small-Cap Equity Factor ETF iShares Trust | 26,769 | 4.8M $ | 0.13 % | as of Apr 30, 2026 · Original filing |
| 78 | Large Cap Index Master Portfolio Master Investment Portfolio | 26,075 | 4.6M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 79 | Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 26,209 | 4.6M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 80 | VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 25,707 | 4.6M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 81 | NYLI Merger Arbitrage ETF New York Life Investments ETF Trust | 24,989 | 4.5M $ | 1.79 % | as of Apr 30, 2026 · Original filing |
| 82 | College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund | 24,373 | 4.3M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 83 | Schwab U.S. Large-Cap Value ETF SCHWAB STRATEGIC TRUST | 24,133 | 4.2M $ | 0.03 % | as of Feb 28, 2026 · Original filing |
| 84 | Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 23,602 | 4.2M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 85 | VANGUARD S&P MID-CAP 400 GROWTH INDEX FUND VANGUARD ADMIRAL FUNDS | 23,763 | 4.2M $ | 0.25 % | as of Feb 28, 2026 · Original filing |
| 86 | iShares U.S. Healthcare ETF iShares Trust | 23,157 | 4.1M $ | 0.15 % | as of Apr 30, 2026 · Original filing |
| 87 | Multi-Manager Value Strategies Fund Columbia Funds Series Trust II | 23,060 | 4M $ | 0.07 % | as of Feb 28, 2026 · Original filing |
| 88 | iShares Core S&P U.S. Growth ETF iShares Trust | 22,360 | 4M $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| 89 | VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 21,868 | 3.9M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 90 | JPMorgan Small & Mid Cap Enhanced Equity ETF J.P. Morgan Exchange-Traded Fund Trust | 21,475 | 3.8M $ | 0.16 % | as of Mar 31, 2026 · Original filing |
| 91 | AQR Equity Market Neutral Fund AQR Funds | 21,334 | 3.8M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 92 | The Gabelli Small Cap Growth Fund Gabelli Equity Series Funds Inc | 21,300 | 3.8M $ | 0.21 % | as of Mar 31, 2026 · Original filing |
| 93 | Index 400 Stock Portfolio NORTHWESTERN MUTUAL SERIES FUND INC | 21,234 | 3.8M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 94 | Fidelity MSCI Health Care Index ETF FIDELITY COVINGTON TRUST | 21,108 | 3.8M $ | 0.13 % | as of Apr 30, 2026 · Original filing |
| 95 | Empower S&P Mid Cap 400 Index Fund EMPOWER FUNDS, INC. | 21,174 | 3.8M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 96 | JNL/Mellon Healthcare Sector Fund JNL Series Trust | 20,085 | 3.6M $ | 0.14 % | as of Mar 31, 2026 · Original filing |
| 97 | JPMorgan BetaBuilders U.S. Mid Cap Equity ETF J.P. Morgan Exchange-Traded Fund Trust | 19,091 | 3.4M $ | 0.17 % | as of Apr 30, 2026 · Original filing |
| 98 | VANGUARD TAX-MANAGED CAPITAL APPRECIATION FUND VANGUARD TAX-MANAGED FUNDS | 18,827 | 3.3M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 99 | Schwab Fundamental U.S. Small Company Index Fund SCHWAB CAPITAL TRUST | 18,644 | 3.3M $ | 0.14 % | as of Apr 30, 2026 · Original filing |
| 100 | BNY Mellon Midcap Index Fund, Inc. BNY MELLON MIDCAP INDEX FUND, INC. | 18,437 | 3.3M $ | 0.24 % | as of Apr 30, 2026 · Original filing |
Institutional managers
432 managers declare this company to the SEC (Form 13F). These positions are not counted in the totals above: a manager and its own funds file separately.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 4,644,578 | 826.1M $ | as of Mar 31, 2026 |
| Politan Capital Management LP | 4,589,648 | 816.4M $ | as of Mar 31, 2026 |
| Pentwater Capital Management LP | 3,176,000 | 564.9M $ | as of Mar 31, 2026 |
| BARCLAYS PLC | 2,743,985 | 488.1M $ | as of Mar 31, 2026 |
| HBK INVESTMENTS L P | 2,576,109 | 458.2M $ | as of Mar 31, 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 2,342,790 | 416.7M $ | as of Mar 31, 2026 |
| FMR LLC | 1,450,823 | 258.1M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 1,437,724 | 255.7M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 988,853 | 175.9M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 984,192 | 175.1M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 956,736 | 170.2M $ | as of Mar 31, 2026 |
| AQR CAPITAL MANAGEMENT LLC | 831,966 | 147.4M $ | as of Mar 31, 2026 |
| Balyasny Asset Management L.P. | 770,986 | 137.1M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 752,417 | 133.8M $ | as of Mar 31, 2026 |
| JPMORGAN CHASE & CO | 572,645 | 101.5M $ | as of Mar 31, 2026 |
| CITIGROUP INC | 533,388 | 94.9M $ | as of Mar 31, 2026 |
| FIL Ltd | 482,000 | 85.7M $ | as of Mar 31, 2026 |
| First Trust Capital Management L.P. | 479,403 | 85.3M $ | as of Mar 31, 2026 |
| HSBC HOLDINGS PLC | 473,434 | 84.3M $ | as of Mar 31, 2026 |
| UBS Group AG | 468,257 | 83.3M $ | as of Mar 31, 2026 |
| Magnetar Financial LLC | 427,081 | 76M $ | as of Mar 31, 2026 |
| AQR Arbitrage LLC | 416,956 | 73.9M $ | as of Mar 31, 2026 |
| NEUBERGER BERMAN GROUP LLC | 403,309 | 71.7M $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 390,437 | 69.4M $ | as of Mar 31, 2026 |
| Squarepoint Ops LLC | 389,359 | 69.3M $ | as of Mar 31, 2026 |