MasimoMASI
13F holders, Q4 2025 (December 31)392holders +34
72new positions
49sold out
12famous investors
$130.08avg. 13F price*
At the end of Q4 2025, 392 institutions reported holding Masimo Corp. (MASI) in their 13F filings, up 34 from Q3 2025. 72 opened new positions and 49 sold out. The largest holders were BlackRock, Inc. ($1.2B), FMR LLC ($1.0B) and Politan Capital Management LP ($596.9M). 12 famous investors held it, including Andreas Halvorsen (0.2% of Viking Global Investors's portfolio), Joel Greenblatt (0.2% of Gotham Asset Management's portfolio) and Ron Baron (0.1% of Baron Capital (BAMCO)'s portfolio).
- Company
- Masimo Corp.
- CUSIP
- 574795100
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 72 | $373.6M |
| Exits | 49 | $176.7M |
All 13F filers, Q3 2025 → Q4 2025: 6,411,555 shares bought and 7,642,777 shares sold, net −1,231,222 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 392 holders
| BlackRock, Inc. | 0.02% | Reduce -14.5% | 8,855,619 | $1.2B |
| FMR LLC | 0.05% | Reduce -4.3% | 7,864,164 | $1.0B |
| Politan Capital Management LP | 71.01% | No change | 4,589,648 | $596.9M |
| Vanguard Group Inc. | 0.01% | Reduce -9.6% | 4,348,786 | $565.6M |
| Massachusetts Financial Services Co. | 0.11% | Add +1.7% | 2,663,875 | $346.5M |
| T. Rowe Price Investment Management, Inc. | 0.19% | Add +9.6% | 2,330,158 | $303.1M |
| Naya Capital Management UK Ltd. | 15.28% | New | 1,560,697 | $203.0M |
| Westfield Capital Management Co. LP | 0.82% | Add +7.2% | 1,522,049 | $198.0M |
| State Street Corp. | 0.01% | Reduce -4.7% | 1,415,196 | $184.1M |
| Alyeska Investment Group, L.P. | 0.46% | Reduce -8.8% | 1,259,307 | $163.8M |
| AQR Capital Management | 0.07% | Add +3416.6% | 1,091,326 | $141.9M |
| Geode Capital Management, LLC | 0.01% | Add +1.2% | 953,976 | $124.1M |
| Morgan Stanley | 0.01% | Add +33.3% | 920,735 | $119.8M |
| RTW Investments, LP | 0.89% | No change | 683,294 | $88.9M |
| Capital Research Global Investors | 0.02% | Reduce -65.6% | 637,894 | $83.0M |
| Goldman Sachs Group Inc. | 0.01% | Reduce -14.5% | 636,698 | $82.8M |
| Liontrust Investment Partners LLP | 1.21% | Reduce -7.9% | 627,796 | $81.7M |
| UBS Group AG | 0.02% | Add +252.9% | 599,274 | $77.9M |
| Squarepoint Ops LLC | 0.15% | Reduce -6.0% | 583,747 | $75.9M |
| Viking Global Investors | 0.18% | Reduce -52.1% | 514,340 | $66.9M |
| Schroder Investment Management Group | 0.05% | Add +41.3% | 475,504 | $62.3M |
| Ameriprise Financial Inc. | 0.01% | Add +1.6% | 468,407 | $60.9M |
| Northern Trust Corp. | 0.01% | Reduce -3.0% | 380,464 | $49.5M |
| Norges Bank | 0.01% | — | 377,421 | $49.1M |
| Baron Capital (BAMCO) | 0.13% | Reduce -3.8% | 373,899 | $48.6M |
| Charles Schwab Investment Management Inc. | 0.01% | Reduce -0.7% | 361,896 | $47.1M |
| Gotham Asset Management | 0.16% | Add +165.2% | 342,194 | $44.5M |
| Corient Private Wealth LP | 0.06% | Add +1.2% | 340,230 | $44.3M |
| Invesco Ltd. | 0.00% | Reduce -0.6% | 319,308 | $41.5M |
| Bank of New York Mellon Corp | 0.01% | Reduce -1.3% | 308,485 | $40.1M |
| Qube Research & Technologies Ltd | 0.05% | New | 293,536 | $38.2M |
| Bank of America Corp. | 0.00% | Reduce -29.7% | 284,702 | $37.0M |
| Schonfeld Strategic Advisors LLC | 0.17% | Add +2335.1% | 265,036 | $34.5M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.03% | Add +41.0% | 232,565 | $30.2M |
| Nuveen, LLC | 0.01% | Reduce -0.7% | 224,068 | $29.1M |
| Marshall Wace, LLP | 0.03% | Add +63.5% | 219,312 | $28.5M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -58.5% | 213,594 | $27.8M |
| Parkman Healthcare Partners LLC | 2.48% | New | 200,000 | $26.0M |
| Erste Asset Management GmbH | 0.22% | Add +25.0% | 200,000 | $26.0M |
| Millennium Management | 0.02% | Add +1065.2% | 187,965 | $24.4M |
| Raymond James Financial Inc. | 0.01% | Reduce -4.8% | 186,510 | $24.3M |
| American Century Companies Inc. | 0.01% | Add +6.2% | 178,758 | $23.2M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -33.0% | 173,950 | $22.6M |
| Man Group plc | 0.04% | New | 147,416 | $19.2M |
| GMO | 0.05% | Reduce -40.8% | 143,825 | $18.7M |
| DF Dent & Co. Inc. | 0.27% | Add +31.3% | 142,626 | $18.6M |
| Rhumbline Advisers | 0.01% | Reduce -1.6% | 124,556 | $16.2M |
| Citigroup Inc. | 0.01% | Add +3.9% | 121,231 | $15.8M |
| GW&K Investment Management, LLC | 0.13% | Reduce -3.8% | 119,362 | $15.5M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +9.0% | 118,964 | $15.5M |
| JPMorgan Chase & Co. | 0.00% | Add +9.1% | 117,798 | $15.3M |
| TD Asset Management Inc | 0.01% | Add +6.2% | 114,514 | $14.9M |
| Jane Street Group, LLC | 0.02% | New | 102,881 | $13.4M |
| Principal Financial Group Inc. | 0.01% | Reduce -4.2% | 97,858 | $12.7M |
| Bellevue Group AG | 0.24% | Add +0.3% | 97,285 | $12.7M |
| HRT Financial LP | 0.04% | New | 92,776 | $12.1M |
| Legal & General Group Plc | 0.00% | Reduce -10.0% | 92,436 | $12.0M |
| Swiss National Bank | 0.01% | Add +2.0% | 91,100 | $11.8M |
| Rockefeller Capital Management L.P. | 0.02% | Reduce -41.4% | 86,411 | $11.2M |
| Tidal Investments LLC | 0.05% | Reduce -35.6% | 85,294 | $11.1M |
| Engineers Gate Manager LP | 0.13% | Add +171.2% | 83,458 | $10.9M |
| GAMCO Investors | 0.10% | Reduce -0.9% | 83,000 | $10.8M |
| Alpha Wave Global, LP | 1.20% | Reduce -22.2% | 75,552 | $9.8M |
| D. E. Shaw & Co. | 0.01% | New | 66,016 | $8.6M |
| California Public Employees Retirement System | 0.00% | Reduce -19.3% | 63,359 | $8.2M |
| Renaissance Technologies | 0.01% | New | 59,900 | $7.8M |
| Swedbank AB | 0.01% | Reduce -11.8% | 59,500 | $7.7M |
| Barclays PLC | 0.00% | Reduce -25.0% | 58,358 | $7.6M |
| Quantbot Technologies LP | 0.25% | New | 56,925 | $7.4M |
| Retirement Systems of Alabama | 0.02% | Reduce -1.9% | 54,795 | $7.1M |
| Alliancebernstein L.P. | 0.00% | Add +1.2% | 54,223 | $7.1M |
| Assenagon Asset Management S.A. | 0.01% | Add +2078.5% | 53,525 | $7.0M |
| Verition Fund Management LLC | 0.04% | Add +463.9% | 53,020 | $6.9M |
| BLI - Banque de Luxembourg Investments | 0.19% | Reduce -28.7% | 48,839 | $6.4M |
| Capital Fund Management S.A. | 0.06% | Add +38.2% | 47,586 | $6.2M |
| Sofinnova Investments, Inc. | 0.26% | New | 46,201 | $6.0M |
| Amundi | 0.00% | Reduce -48.3% | 43,860 | $5.7M |
| California State Teachers Retirement System | 0.01% | Add +1.1% | 43,823 | $5.7M |
| Citadel Advisors | 0.00% | Reduce -50.9% | 43,052 | $5.6M |
| NS Partners Ltd | 0.22% | Reduce -0.1% | 42,348 | $5.5M |
| Walleye Capital LLC | 0.03% | Reduce -53.0% | 42,049 | $5.5M |
| New York State Teachers Retirement System | 0.01% | No change | 40,048 | $5.2M |
| State Board of Administration of Florida Retirement System | 0.01% | Reduce -3.2% | 39,749 | $5.2M |
| Voloridge Investment Management, LLC | 0.02% | Add +1281.7% | 39,557 | $5.1M |
| Wilson Asset Management (international) PTY Ltd. | 1.32% | Add +44.8% | 39,437 | $5.1M |
| Canada Pension Plan Investment Board | 0.00% | Add +143.7% | 38,500 | $5.0M |
| STRS Ohio | 0.02% | Add +0.0% | 36,915 | $4.8M |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -3.0% | 33,184 | $4.3M |
| Gabelli Funds LLC | 0.03% | No change | 32,700 | $4.3M |
| Baird Financial Group, Inc. | 0.01% | Reduce -14.4% | 30,679 | $4.0M |
| Nordea Investment Management AB | 0.00% | Reduce -12.9% | 28,319 | $3.7M |
| Campbell & CO Investment Adviser LLC | 0.17% | New | 27,783 | $3.6M |
| Storebrand Asset Management As | 0.01% | Reduce -0.1% | 27,714 | $3.6M |
| CANADA LIFE ASSURANCE Co | 0.01% | Reduce -1.9% | 26,610 | $3.5M |
| Logan Capital Management Inc. | 0.15% | Add +5.6% | 26,505 | $3.4M |
| Onex Canada Asset Management Inc. | 0.47% | Reduce -7.6% | 25,805 | $3.4M |
| Intech Investment Management LLC | 0.03% | Reduce -16.6% | 24,765 | $3.2M |
| MetLife Investment Management, LLC | 0.02% | Reduce -5.3% | 24,472 | $3.2M |
| Westmount Partners, LLC | 0.79% | Reduce -6.3% | 24,232 | $3.2M |
| New York State Common Retirement Fund | 0.00% | No change | 24,160 | $3.1M |
| Cerity Partners LLC | 0.00% | Add +886.1% | 23,774 | $3.1M |
| Thrivent Financial for Lutherans | 0.01% | Add +56.0% | 23,174 | $3.0M |
| Amalgamated Bank | 0.02% | Reduce -4.7% | 21,551 | $2.8M |
| Cardinal Capital Management | 0.37% | Add +1.3% | 21,462 | $2.8M |
| Mariner, LLC | 0.00% | New | 21,449 | $2.8M |
| South Dakota Investment Council | 0.05% | Reduce -7.8% | 21,268 | $2.8M |
| Janus Henderson Group PLC | 0.00% | No change | 20,000 | $2.6M |
| Advisors Asset Management, Inc. | 0.04% | Reduce -17.9% | 19,858 | $2.6M |
| State of Wisconsin Investment Board | 0.01% | Reduce -10.3% | 19,490 | $2.5M |
| Police & Firemen's Retirement System of New Jersey | 0.02% | Reduce -2.6% | 19,484 | $2.5M |
| Mutual of America Capital Management LLC | 0.03% | Reduce -10.9% | 19,001 | $2.5M |
| Treasurer of the State of North Carolina | 0.01% | Reduce -6.8% | 18,886 | $2.5M |
| Wells Fargo & Company | 0.00% | Add +8.2% | 18,697 | $2.4M |
| Worldquant Millennium Advisors LLC | 0.01% | Add +597.1% | 18,558 | $2.4M |
| Cwm, LLC | 0.01% | Add +2045.3% | 18,535 | $2.4M |
| Commerce Bank | 0.01% | Reduce -5.4% | 17,876 | $2.3M |
| Creative Planning | 0.00% | Add +55.1% | 17,109 | $2.2M |
| Envestnet Asset Management Inc. | 0.00% | Reduce -19.7% | 16,975 | $2.2M |
| Susquehanna International Group, LLP | 0.00% | Add +518.3% | 16,849 | $2.2M |
| State of New Jersey Common Pension Fund D | 0.01% | No change | 16,652 | $2.2M |
| SG Americas Securities, LLC | 0.00% | Add +84.2% | 16,429 | $2.1M |
| Dark Forest Capital Management LP | 0.10% | Add +63.7% | 16,385 | $2.1M |
| Tudor Investment Corporation | 0.01% | Reduce -48.7% | 16,242 | $2.1M |
| Deerfield Management Company, L.P. | 0.03% | New | 16,147 | $2.1M |
| Yousif Capital Management, LLC | 0.02% | Reduce -2.4% | 14,528 | $2.1M |
| Kayne Anderson Rudnick Investment Management LLC | 0.01% | Reduce -4.9% | 15,932 | $2.1M |
| ADAR1 Capital Management, LLC | 0.15% | No change | 15,000 | $2.0M |
| Brown Advisory Inc. | 0.00% | Reduce -4.4% | 14,854 | $1.9M |
| Teachers Retirement System of the State of Kentucky | 0.01% | No change | 14,771 | $1.9M |
| Handelsbanken Fonder AB | 0.01% | Add +19.5% | 14,730 | $1.9M |
| State of Tennessee, Department of Treasury | 0.01% | Reduce -4.1% | 13,918 | $1.9M |
| Sumitomo Mitsui Trust Group, Inc. | 0.00% | Reduce -96.3% | 14,572 | $1.9M |
| Trexquant Investment LP | 0.02% | New | 13,920 | $1.8M |
| Public Employees Retirement System of Ohio | 0.01% | Reduce -3.6% | 13,879 | $1.8M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +5.3% | 13,537 | $1.8M |
| Ameritas Investment Partners, Inc. | 0.05% | Add +53.3% | 13,272 | $1.7M |
| Quantinno Capital Management LP | 0.00% | Reduce -66.5% | 13,253 | $1.7M |
| Lecap Asset Management Ltd. | 0.68% | New | 13,196 | $1.7M |
| Empower Advisory Group, LLC | 0.00% | Reduce -7.1% | 13,105 | $1.7M |
| Jump Financial, LLC | 0.02% | New | 12,953 | $1.7M |
| Arizona State Retirement System | 0.01% | Reduce -5.8% | 12,818 | $1.7M |
| XTX Topco Ltd | 0.04% | New | 12,746 | $1.7M |
| Louisiana State Employees Retirement System | 0.03% | Reduce -2.3% | 12,600 | $1.6M |
| Comerica Bank | 0.01% | Reduce -94.8% | 12,233 | $1.6M |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Add +483.7% | 11,371 | $1.6M |
| Lockerman Financial Group, Inc. | 2.94% | No change | 11,800 | $1.5M |
| Summit Trail Advisors, LLC | 0.03% | Add +214.0% | 11,696 | $1.5M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.01% | Reduce -3.6% | 11,425 | $1.5M |
| Illinois Municipal Retirement Fund | 0.02% | Reduce -27.0% | 11,359 | $1.5M |
| Paradigm Capital Management Inc. | 0.06% | No change | 11,353 | $1.5M |
| Royal Bank of Canada | 0.00% | Reduce -91.1% | 11,340 | $1.5M |
| Sterling Capital Management LLC | 0.02% | Add +2.6% | 10,885 | $1.4M |
| Mercer Global Advisors Inc. | 0.00% | New | 10,862 | $1.4M |
| State of Michigan Retirement System | 0.01% | Reduce -1.8% | 10,796 | $1.4M |
| KLP Kapitalforvaltning As | 0.01% | Add +8.2% | 10,600 | $1.4M |
| Picton Mahoney Asset Management | 0.01% | Reduce -12.3% | 10,500 | $1.4M |
| Northwestern Mutual Investment Management Company, LLC | 0.02% | Reduce -0.8% | 10,215 | $1.3M |
| New Mexico Educational Retirement Board | 0.04% | No change | 9,900 | $1.3M |
| Victory Capital Management Inc. | 0.00% | Reduce -70.2% | 9,836 | $1.3M |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +5.5% | 9,698 | $1.3M |
| Occudo Quantitative Strategies LP | 0.08% | Add +87.7% | 9,663 | $1.3M |
| Harbor Capital Advisors, Inc. | 0.10% | Reduce -3.4% | 9,599 | $1.2M |
| Polymer Capital Management (US) LLC | 0.16% | Add +62.1% | 9,523 | $1.2M |
| Dynamic Technology Lab Private Ltd | 0.28% | New | 9,480 | $1.2M |
| ExodusPoint Capital Management, LP | 0.01% | New | 9,385 | $1.2M |
| Oregon Public Employees Retirement Fund | 0.01% | Reduce -2.2% | 9,074 | $1.2M |
| Xponance LLC | 0.01% | Reduce -7.3% | 8,738 | $1.1M |
| Redwood Investment Management, LLC | 0.12% | New | 8,435 | $1.1M |
| Birchview Capital, LP | 0.63% | No change | 8,280 | $1.1M |
| OP Asset Management Ltd | 0.01% | Add +30.1% | 8,207 | $1.1M |
| Wilmington Savings Fund Society, FSB | 0.02% | Reduce -9.8% | 8,024 | $1.0M |
| DE Burlo Group Inc. | 0.13% | Reduce -1.2% | 7,952 | $1.0M |
| Wellington Management Group LLP | 0.00% | Add +257.0% | 7,832 | $1.0M |
| Sei Investments Co. | 0.00% | Reduce -64.4% | 7,715 | $1.0M |
| BNP Paribas Financial Markets | 0.00% | Reduce -48.1% | 7,529 | $979K |
| Vanguard Personalized Indexing Management, LLC | 0.01% | Add +10.8% | 7,523 | $978K |
| LPL Financial LLC | 0.00% | Add +2.6% | 7,512 | $977K |
| Pacer Advisors, Inc. | 0.00% | Add +21.1% | 7,360 | $957K |
| PNC Financial Services Group, Inc. | 0.00% | Add +0.5% | 7,287 | $948K |
| Pathstone Holdings, LLC | 0.00% | Add +2.1% | 7,107 | $924K |
| Deutsche Bank AG | 0.00% | Add +2.0% | 6,736 | $876K |
| Pictet Asset Management Holding SA | 0.00% | Reduce -4.4% | 6,540 | $851K |
| Navellier & Associates Inc. | 0.09% | No change | 6,310 | $821K |
| Graham Capital Management, L.P. | 0.04% | Add +4.3% | 6,017 | $783K |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.00% | Add +0.7% | 5,812 | $756K |
| Cinctive Capital Management LP | 0.04% | New | 5,681 | $739K |
| Focus Partners Wealth | 0.00% | New | 5,474 | $712K |
| Magnetar Financial LLC | 0.01% | New | 5,455 | $709K |
| Malaga Cove Capital, LLC | 0.24% | Add +7.0% | 5,366 | $698K |
| B.O.S.S. Retirement Advisors, LLC | 0.22% | No change | 5,337 | $694K |
| Bank of Nova Scotia | 0.00% | New | 5,247 | $682K |
| FORA Capital, LLC | 0.08% | Add +42.9% | 5,174 | $673K |
| Exchange Traded Concepts, LLC | 0.01% | Add +17.8% | 5,101 | $663K |
| Neuberger Berman Group LLC | 0.00% | Add +2.2% | 5,006 | $651K |
| Bank of Montreal | 0.00% | Reduce -0.5% | 4,976 | $647K |
| Laird Norton Wetherby Trust Company, LLC | 0.01% | New | 4,778 | $621K |
| Capstone Investment Advisors, LLC | 0.01% | Add +192.5% | 4,718 | $614K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 4,685 | $609K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -5.2% | 4,633 | $603K |
| State of Alaska, Department of Revenue | 0.01% | Reduce -8.8% | 4,602 | $598K |
| Stifel Financial Corp. | 0.00% | Reduce -3.7% | 4,526 | $589K |
| Voya Investment Management LLC | 0.00% | Reduce -9.5% | 4,413 | $574K |
| Franklin Resources Inc. | 0.00% | Reduce -6.6% | 4,384 | $570K |
| Eukles Asset Management | 0.22% | Reduce -2.0% | 4,350 | $566K |
| Tema ETFs LLC | 0.04% | Reduce -3.1% | 4,342 | $565K |
| NEOS Investment Management LLC | 0.00% | Reduce -3.1% | 4,342 | $565K |
| New Age Alpha Advisors, LLC | 0.02% | Add +95.2% | 4,238 | $551K |
| Private Advisor Group, LLC | 0.00% | Reduce -0.5% | 4,225 | $550K |
| Captrust Financial Advisors | 0.00% | New | 3,852 | $501K |
| Vestcor Inc | 0.01% | No change | 3,825 | $497K |
| Avior Wealth Management, LLC | 0.02% | Reduce -0.4% | 3,797 | $494K |
| US Bancorp \de | 0.00% | No change | 3,764 | $490K |
| HighTower Advisors, LLC | 0.00% | Reduce -9.8% | 3,747 | $487K |
| Quadrant Capital Group LLC | 0.01% | Reduce -23.3% | 3,746 | $487K |
| Gsa Capital Partners LLP | 0.04% | New | 3,682 | $479K |
| Federated Hermes, Inc. | 0.00% | Reduce -28.2% | 3,672 | $478K |
| AlphaGrep UK Ltd | 0.16% | — | 3,657 | $476K |
| Federation des caisses Desjardins du Quebec | 0.00% | Add +18.2% | 3,657 | $476K |
| Verus Capital Partners, LLC | 0.03% | No change | 3,651 | $475K |
| Krilogy Financial LLC | 0.02% | New | 3,362 | $471K |
| Versor Investments LP | 0.07% | Add +58.3% | 3,564 | $464K |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | Reduce -15.7% | 3,502 | $446K |
| Oxford Financial Group, LTD. LLC | 0.02% | No change | 3,430 | $446K |
| Securian Asset Management, Inc. | 0.02% | Reduce -2.9% | 3,333 | $433K |
| M&T Bank Corp | 0.00% | Add +10.5% | 3,324 | $432K |
| NorthCrest Asset Manangement, LLC | 0.01% | New | 3,133 | $420K |
| CenterBook Partners LP | 0.02% | New | 3,148 | $409K |
| Curi Capital, LLC | 0.01% | New | 3,143 | $409K |
| Farringdon Capital, Ltd. | 0.10% | New | 3,141 | $409K |
| Havemeyer Place LP | 0.08% | — | 3,020 | $393K |
| Merit Financial Group, LLC | 0.00% | New | 2,981 | $388K |
| Coldstream Capital Management Inc. | 0.01% | Add +11.1% | 2,963 | $385K |
| State of Wyoming | 0.04% | Reduce -15.4% | 2,896 | $377K |
| 111 Capital | 0.08% | Add +72.3% | 2,871 | $373K |
| Two Sigma Securities, LLC | 0.05% | New | 2,711 | $353K |
| Ensign Peak Advisors, Inc | 0.00% | Reduce -90.1% | 2,711 | $353K |
| 180 Wealth Advisors, LLC | 0.04% | Add +1.6% | 2,662 | $346K |
| Buckhead Capital Management LLC | 0.12% | No change | 2,650 | $345K |
| Crossmark Global Holdings, Inc. | 0.00% | No change | 2,640 | $343K |
| Wesleyan Assurance Society | 0.02% | No change | 2,550 | $331K |
| KCM Investment Advisors LLC | 0.01% | No change | 2,515 | $327K |
| Oppenheimer Asset Management Inc. | 0.00% | Reduce -10.5% | 2,503 | $326K |
| Orser Capital Management, LLC | 0.18% | New | 2,450 | $319K |
| Townsquare Capital LLC | 0.07% | Reduce -9.0% | 2,444 | $318K |
| Utah Retirement Systems | 0.00% | No change | 2,382 | $310K |
| Headlands Technologies LLC | 0.03% | New | 2,350 | $306K |
| First Trust Advisors LP | 0.00% | Reduce -96.2% | 2,341 | $304K |
| Fiduciary Trust Co | 0.00% | Add +14.9% | 2,339 | $304K |
| HB Wealth Management, LLC | 0.00% | New | 2,337 | $304K |
| Natixis | 0.00% | New | 2,286 | $297K |
| Inceptionr LLC | 0.08% | New | 2,202 | $286K |
| Swiss Life Asset Management Ltd | 0.00% | No change | 2,173 | $283K |
| Hardy Reed LLC | 0.02% | No change | 2,172 | $282K |
| Cadence Bank | 0.02% | No change | 2,172 | $282K |
| Farther Finance Advisors, LLC | 0.00% | Add +99.6% | 2,144 | $279K |
| nVerses Capital, LLC | 0.60% | — | 2,067 | $269K |
| Maryland State Retirement & Pension System | 0.01% | No change | 2,028 | $264K |
| Aigen Investment Management, LP | 0.06% | New | 2,018 | $262K |
| Beese Fulmer Investment Management, Inc. | 0.02% | New | 2,002 | $260K |
| Virtu Financial LLC | 0.01% | New | 1,985 | $258K |
| Prudential Financial Inc. | 0.00% | Reduce -47.4% | 1,958 | $257K |
| Silver Oak Securities, Incorporated | 0.02% | No change | 1,955 | $256K |
| Blueshift Asset Management, LLC | 0.07% | Reduce -63.1% | 1,966 | $256K |
| Chicago Partners Investment Group LLC | 0.01% | New | 1,796 | $254K |
| Mission Wealth Management, LP | 0.01% | Add +17.4% | 1,885 | $245K |
| Assetmark, Inc. | 0.00% | Add +5.5% | 1,850 | $241K |
| ProShare Advisors LLC | 0.00% | Reduce -6.8% | 1,830 | $238K |
| iSAM Funds (UK) Ltd | 0.08% | Add +152.1% | 1,762 | $229K |
| O'shaughnessy Asset Management, LLC | 0.00% | Add +18.1% | 1,762 | $229K |
| Vident Advisory, LLC | 0.00% | Reduce -3.0% | 1,748 | $227K |
| Rothschild Wealth LLC | 0.02% | New | 1,747 | $227K |
| Allworth Financial LP | 0.00% | Add +87.3% | 1,695 | $220K |
| Sanctuary Advisors, LLC | 0.00% | New | 1,672 | $217K |
| CIBC Asset Management Inc | 0.00% | No change | 1,669 | $217K |
| Pinnacle Associates Ltd. | 0.00% | New | 1,667 | $217K |
| M&G PLC | 0.00% | No change | 1,623 | $211K |
| Bridgewater Associates | 0.00% | Reduce -5.5% | 1,619 | $211K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | New | 1,611 | $210K |
| SummitTX Capital, L.P. | 0.01% | New | 1,603 | $208K |
| North Dakota State Investment Board | 0.01% | — | 1,602 | $208K |
| Shelton Capital Management | 0.00% | No change | 1,592 | $207K |
| Inscription Capital, LLC | 0.02% | Reduce -2.5% | 1,570 | $204K |
| Mirabella Financial Services LLP | 0.02% | New | 1,551 | $202K |
| Vontobel Holding Ltd. | 0.00% | New | 1,549 | $201K |
| Clearstead Advisors, LLC | 0.00% | Add +195.5% | 1,389 | $181K |
| KBC Group NV | 0.00% | No change | 1,258 | $164K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -21.6% | 1,202 | $156K |
| Whittier Trust Co. | 0.00% | No change | 1,134 | $155K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +330.0% | 976 | $127K |
| Caitong International Asset Management Co., Ltd | 0.03% | New | 890 | $116K |
| Essential Partners LLC | 0.04% | Add +2856.7% | 887 | $115K |
| Eurizon Capital SGR S.p.A. | 0.00% | — | 784 | $103K |
| Hantz Financial Services, Inc. | 0.00% | Add +12.9% | 655 | $85K |
| Harbor Investment Advisory, LLC | 0.01% | Reduce -37.5% | 624 | $81K |
| Fifth Third Bancorp | 0.00% | Add +0.2% | 577 | $75K |
| IFP Advisors, Inc | 0.00% | Add +3081.3% | 509 | $66K |
| Osaic Holdings, Inc. | 0.00% | Reduce -30.0% | 477 | $62K |
| UMB Bank, n.a. | 0.00% | Add +94.6% | 465 | $60K |
| Bayforest Capital Ltd | 0.04% | Reduce -87.0% | 464 | $60K |
| Signaturefd, LLC | 0.00% | Add +6.8% | 408 | $53K |
| Danske Bank A/S | 0.00% | No change | 400 | $52K |
| DHJJ Financial Advisors, Ltd. | 0.02% | No change | 360 | $47K |
| Kohmann Bosshard Financial Services, LLC | 0.00% | New | 342 | $44K |
| Smartleaf Asset Management LLC | 0.00% | Add +2.6% | 314 | $41K |
| Blue Trust, Inc. | 0.00% | Reduce -10.0% | 306 | $40K |
| Jones Financial Companies LLLP | 0.00% | Reduce -20.8% | 305 | $40K |
| Parallel Advisors, LLC | 0.00% | No change | 284 | $37K |
| GAMMA Investing LLC | 0.00% | Reduce -43.9% | 283 | $37K |
| Torren Management, LLC | 0.02% | — | 269 | $35K |
| SBI Securities Co., Ltd. | 0.00% | Reduce -1.5% | 266 | $35K |
| Rothschild Investment LLC | 0.00% | Add +12950.0% | 261 | $34K |
| Los Angeles Capital Management LLC | 0.00% | New | 220 | $31K |
| MassMutual Private Wealth & Trust, FSB | 0.00% | No change | 223 | $29K |
| Hilltop National Bank | 0.01% | No change | 218 | $28K |
| Aster Capital Management (DIFC) Ltd | 0.01% | New | 216 | $28K |
| Global Retirement Partners, LLC | 0.00% | New | 205 | $27K |
| Lanark Financial, Inc. | 0.00% | Reduce -13.3% | 196 | $25K |
| Activest Wealth Management | 0.00% | New | 187 | $24K |
| SJS Investment Consulting Inc. | 0.00% | Add +30.4% | 176 | $23K |
| AlphaQuest LLC | 0.00% | New | 151 | $20K |
| Bessemer Group Inc. | 0.00% | No change | 141 | $19K |
| MAI Capital Management | 0.00% | Add +80.5% | 139 | $18K |
| Strive Financial Group ,LLC | 0.01% | — | 120 | $16K |
| Nomura Asset Management Co. Ltd. | 0.00% | No change | 120 | $16K |
| NewEdge Advisors, LLC | 0.00% | No change | 112 | $15K |
| Flagship Harbor Advisors, LLC | 0.00% | New | 111 | $14K |
| Parkside Financial Bank & Trust | 0.00% | Add +17.2% | 109 | $14K |
| J.Safra Asset Management Corp | 0.00% | Add +556.3% | 105 | $14K |
| Fourth Dimension Wealth, LLC | 0.00% | No change | 100 | $13K |
| Covestor Ltd | 0.01% | No change | 81 | $11K |
| True Wealth Design, LLC | 0.00% | Reduce -5.6% | 84 | $11K |
| Huntington National Bank | 0.00% | Reduce -3.6% | 80 | $10K |
| CENTRAL TRUST Co | 0.00% | No change | 79 | $10K |
| Arax Advisory Partners | 0.00% | New | 78 | $10K |
| Boreal Capital Management LLC | 0.01% | No change | 75 | $10K |
| Smithfield Trust Co | 0.00% | No change | 65 | $9K |
| Holos Integrated Wealth LLC | 0.00% | No change | 68 | $9K |
| Basecamp Wealth Advisors LLC | 0.00% | — | 62 | $8K |
| Elyxium Wealth, LLC | 0.00% | New | 55 | $7K |
| Northwestern Mutual Wealth Management Co. | 0.00% | Reduce -64.7% | 54 | $7K |
| Navalign, LLC | 0.00% | New | 50 | $7K |
| Investors Research Corp | 0.00% | No change | 50 | $7K |
| Clean Yield Group | 0.00% | No change | 49 | $6K |
| Farmers & Merchants Investments Inc. | 0.00% | Add +5.0% | 42 | $5K |
| Quarry LP | 0.00% | Reduce -93.7% | 41 | $5K |
| Spire Wealth Management | 0.00% | No change | 39 | $5K |
| Inspire Investing, LLC | 0.00% | New | 38 | $5K |
| Quent Capital, LLC | 0.00% | Add +483.3% | 35 | $5K |
| Steward Partners Investment Advisory, LLC | 0.00% | No change | 35 | $5K |
| Inlight Wealth Management, LLC | 0.00% | No change | 30 | $4K |
| MidFirst Bank | 0.00% | — | 30 | $4K |
| Nisa Investment Advisors, LLC | 0.00% | No change | 30 | $4K |
| Ancora Advisors LLC | 0.00% | New | 29 | $4K |
| First Eagle Investment Management, LLC | 0.00% | New | 28 | $4K |
| Versant Capital Management, Inc | 0.00% | Reduce -62.0% | 27 | $4K |
| Pinnacle Wealth Planning Services, Inc. | 0.00% | New | 25 | $3K |
| CIBC Private Wealth Group LLC | 0.00% | Add +60.0% | 24 | $3K |
| Sachetta, LLC | 0.00% | No change | 23 | $3K |
| Bell Investment Advisors, Inc | 0.00% | Reduce -27.6% | 21 | $3K |
| WealthCollab, LLC | 0.00% | No change | 20 | $3K |
| Ameriflex Group, Inc. | 0.00% | Reduce -50.0% | 20 | $3K |
| First Horizon Corp. | 0.00% | No change | 19 | $2K |
| JFS Wealth Advisors, LLC | 0.00% | No change | 18 | $2K |
| Optiver Holding B.V. | 0.00% | Reduce -83.6% | 18 | $2K |
| Sunrise Financial Services, LLC | 0.00% | — | 17 | $2K |
| Brown Brothers Harriman & Co. | 0.00% | No change | 17 | $2K |
| Private Wealth Management Group, LLC | 0.00% | No change | 15 | $2K |
| Westside Investment Management, Inc. | 0.00% | New | 14 | $2K |
| Adirondack Trust Co. | 0.00% | No change | 12 | $2K |
| SageView Advisory Group, LLC | 0.00% | New | 10 | $1K |
| High Note Wealth, LLC | 0.00% | New | 9 | $1K |
| Harbour Investments, Inc. | 0.00% | No change | 9 | $1K |
| Elevation Wealth Partners, LLC | 0.00% | Reduce -50.0% | 6 | $781 |
| Cornerstone Financial Management LLC | 0.00% | — | 6 | $780 |
| Hughes Financial Services, LLC | 0.00% | Add +50.0% | 6 | $780 |
| Leonteq Securities AG | 0.00% | No change | 6 | $780 |
| Root Financial Partners, LLC | 0.00% | No change | 6 | $780 |
| DiNuzzo Private Wealth, Inc. | 0.00% | Reduce -16.7% | 5 | $651 |
| Creative Financial Designs Inc. | 0.00% | No change | 5 | $650 |
| Prestige Wealth Management Group LLC | 0.00% | No change | 4 | $521 |
| Cromwell Holdings LLC | 0.00% | No change | 4 | $520 |
| Larson Financial Group LLC | 0.00% | Reduce -84.0% | 4 | $520 |
| Cornerstone Planning Group LLC | 0.00% | New | 2 | $275 |
| Comprehensive Financial Planning, Inc. | 0.00% | No change | 2 | $260 |
| Bare Financial Services, Inc | 0.00% | Reduce -33.3% | 2 | $260 |
| SHP Wealth Management | 0.00% | — | 2 | $260 |
| Dunhill Financial, LLC | 0.00% | New | 1 | $154 |
| American Capital Advisory, LLC | 0.00% | New | 1 | $131 |
| DecisionPoint Financial, LLC | 0.00% | No change | 1 | $131 |
| Private Trust Co. NA | 0.00% | No change | 1 | $130 |
| Investors Portfolio Services LLC | 0.00% | — | 1 | $82 |
| Capital Advisors, Ltd. LLC | 0.00% | No change | 2 | $0 |
"% of holder's portfolio" is MASI's weight in each manager's 13F, not the share of Masimo Corp. the manager owns.