Masimo Corp
MASIDelisted Jun 10, 2026- Industry
- Electromedical & Electrotherapeutic Apparatus
- SEC CIK
- 0000937556
Masimo Corp was delisted on Jun 10, 2026; its insiders filed their last Form 4 on Jun 12, 2026; 451 institutions reported holding it in 13F filings for Q1 2026, worth $9.69B in total; Soros Fund Management was the only superinvestor holding it.
13F holders, Q3 2022
Institutional positions in Masimo Corp as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 418
- +9 vs. Q2 2022
- Shares held
- 46.3M
- +2.09M (+4.7%) vs. Q2 2022
- Total value
- $6.54B
- +$745.4M (+12.9%) vs. Q2 2022
- New holders
- 60
- 109 more added
- Sold out
- 51
- 183 more reduced
8 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MASI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 2 | $16.2K |
| Q1 2026 | 451 | $9.69B |
| Q4 2025 | 392 | $7.20B |
| Q3 2025 | 358 | $8.29B |
| Q2 2025 | 379 | $9.68B |
| Q1 2025 | 393 | $9.02B |
| Q4 2024 | 366 | $8.50B |
| Q3 2024 | 362 | $6.72B |
| Q2 2024 | 352 | $6.24B |
| Q1 2024 | 339 | $7.59B |
| Q4 2023 | 342 | $5.91B |
| Q3 2023 | 357 | $4.18B |
| Q2 2023 | 415 | $7.56B |
| Q1 2023 | 428 | $8.30B |
| Q4 2022 | 405 | $6.58B |
| Q3 2022 | 418 | $6.54B |
| Q2 2022 | 417 | $5.81B |
| Q1 2022 | 457 | $6.61B |
| Q4 2021 | 520 | $13.6B |
| Q3 2021 | 475 | $12.5B |
| Q2 2021 | 459 | $11.1B |
| Q1 2021 | 481 | $10.3B |
Institutions, Q3 2022
Shares, value and share of portfolio for each institution holding Masimo Corp; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State of Alaska, Department of Revenue | 6,708 | $946.0K | 0.01% | −635−8.6% | Reduced |
| Schonfeld Strategic Advisors LLC | 6,819 | $963.0K | 0.01% | +6,819 | New |
| The PNC Financial Services Group, Inc. | 6,880 | $972.0K | 0.00% | +497+7.8% | Added |
| TD Asset Management Inc | 6,906 | $983.0K | 0.00% | −5,919−46.2% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 6,980 | $985.0K | 0.02% | −1,567−18.3% | Reduced |
| Quantbot Technologies LP | 7,025 | $991.0K | 0.07% | +7,025 | New |
| Assetmark, Inc | 7,030 | $992.0K | 0.00% | −3,178−31.1% | Reduced |
| CenterBook Partners LP | 7,043 | $994.0K | 0.19% | +581+9.0% | Added |
| Mirabella Financial Services LLP | 7,101 | $1.00M | 0.10% | +7,101 | New |
| AlphaCrest Capital Management LLC | 7,258 | $1.02M | 0.06% | −6,488−47.2% | Reduced |
| Brinker Capital Investments, LLC | 7,443 | $1.05M | 0.02% | −240−3.1% | Reduced |
| Teacher Retirement System of Texas | 7,529 | $1.06M | 0.01% | −514−6.4% | Reduced |
| Public Employees Retirement Association of Colorado | 7,537 | $1.06M | 0.01% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 7,664 | $1.08M | 0.04% | −3,884−33.6% | Reduced |
| Alberta Investment Management Corp | 7,741 | $1.09M | 0.01% | −9,000−53.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 7,740 | $1.09M | 0.01% | +7,740 | New |
| Advisor Group Holdings, Inc. | 7,791 | $1.10M | 0.00% | +905+13.1% | Added |
| North Star Asset Management Inc | 7,907 | $1.12M | 0.08% | −2,823−26.3% | Reduced |
| New Mexico Educational Retirement Board | 8,000 | $1.13M | 0.06% | 00.0% | Unchanged |
| Bokf, NA | 8,012 | $1.13M | 0.02% | +1,173+17.2% | Added |
| Federated Hermes, Inc. | 8,018 | $1.13M | 0.00% | −1,054−11.6% | Reduced |
| Truist Financial Corp | 8,032 | $1.13M | 0.00% | −48−0.6% | Reduced |
| Utah Retirement Systems | 8,521 | $1.20M | 0.02% | −400−4.5% | Reduced |
| US Bancorp | 8,539 | $1.21M | 0.00% | +4,083+91.6% | Added |
| Versor Investments LP | 8,600 | $1.21M | 0.07% | +8,600 | New |
| Laurus Investment Counsel Inc. | 6,370 | $1.23M | 0.45% | 00.0% | Unchanged |
| Gulf International Bank (UK) Ltd | 8,855 | $1.25M | 0.02% | 00.0% | Unchanged |
| Skandinaviska Enskilda Banken AB (publ) | 8,924 | $1.26M | 0.01% | −3,960−30.7% | Reduced |
| Guggenheim Capital LLC | 8,978 | $1.27M | 0.01% | +157+1.8% | Added |
| Walleye Capital LLC | 9,013 | $1.27M | 0.03% | +4,517+100.5% | Added |
| IFM Investors Pty Ltd | 9,165 | $1.29M | 0.02% | +630+7.4% | Added |
| Xponance, Inc. | 9,314 | $1.31M | 0.03% | −599−6.0% | Reduced |
| Peloton Wealth Strategists | 9,365 | $1.32M | 0.69% | +65+0.7% | Added |
| Eukles Asset Management | 9,882 | $1.40M | 0.91% | +29+0.3% | Added |
| LRT Capital Management, LLC | 10,010 | $1.41M | 0.96% | +2,526+33.8% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 10,915 | $1.43M | 0.02% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 10,158 | $1.43M | 0.00% | +6,071+148.5% | Added |
| Ergoteles LLC | 10,265 | $1.45M | 0.05% | +10,265 | New |
| Cardinal Capital Management | 10,472 | $1.48M | 0.35% | +402+4.0% | Added |
| Unigestion Holding SA | 10,443 | $1.49M | 0.09% | 00.0% | Unchanged |
| Tredje AP-fonden | 10,852 | $1.53M | 0.03% | +10,852 | New |
| Victory Capital Management Inc | 10,922 | $1.54M | 0.00% | −1,063−8.9% | Reduced |
| JustInvest LLC | 10,953 | $1.55M | 0.07% | −460−4.0% | Reduced |
| Creative Planning | 11,050 | $1.56M | 0.00% | +661+6.4% | Added |
| Nomura Asset Management Co Ltd | 11,420 | $1.61M | 0.01% | 00.0% | Unchanged |
| State of Michigan Retirement System | 12,196 | $1.72M | 0.01% | −800−6.2% | Reduced |
| Ameritas Investment Partners, Inc. | 12,429 | $1.75M | 0.08% | −1,155−8.5% | Reduced |
| Illinois Municipal Retirement Fund | 12,432 | $1.75M | 0.04% | 00.0% | Unchanged |
| De Burlo Group Inc | 12,652 | $1.79M | 0.43% | +12,652 | New |
| Russell Investments Group, Ltd. | 12,648 | $1.79M | 0.00% | −53,889−81.0% | Reduced |
| Aquatic Capital Management LLC | 12,700 | $1.79M | 0.17% | +12,700 | New |
| Louisiana State Employees Retirement System | 12,900 | $1.82M | 0.05% | −500−3.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,196 | $1.86M | 0.01% | −284−2.1% | Reduced |
| ExodusPoint Capital Management, LP | 13,586 | $1.92M | 0.03% | −31,477−69.9% | Reduced |
| APG Asset Management N.V. | 13,728 | $1.98M | 0.01% | −15,900−53.7% | Reduced |
| Cinctive Capital Management LP | 14,422 | $2.04M | 0.09% | +14,422 | New |
| Arizona State Retirement System | 14,478 | $2.04M | 0.02% | −201−1.4% | Reduced |
| Personal Capital Advisors Corp | 15,090 | $2.13M | 0.01% | +9+0.1% | Added |
| Birchview Capital, LP | 15,280 | $2.16M | 1.52% | 00.0% | Unchanged |
| Royal London Asset Management Ltd | 15,359 | $2.17M | 0.01% | −952−5.8% | Reduced |
| Ascent Wealth Partners, LLC | 15,591 | $2.20M | 0.52% | −453−2.8% | Reduced |
| Lockerman Financial Group, Inc. | 15,600 | $2.20M | 6.34% | −300−1.9% | Reduced |
| Holocene Advisors, LP | 16,030 | $2.26M | 0.01% | −27,704−63.3% | Reduced |
| Banque Pictet & Cie SA | 16,317 | $2.30M | 0.03% | +1,194+7.9% | Added |
| Ensign Peak Advisors, Inc | 16,475 | $2.33M | 0.01% | −1,220−6.9% | Reduced |
| Balyasny Asset Management LLC | 16,505 | $2.33M | 0.01% | +16,505 | New |
| Envestnet Asset Management Inc | 16,766 | $2.37M | 0.00% | +153+0.9% | Added |
| Woodline Partners LP | 17,499 | $2.47M | 0.04% | −25,537−59.3% | Reduced |
| Pictet Asset Management SA | 17,798 | $2.51M | 0.00% | +334+1.9% | Added |
| Oregon Public Employees Retirement Fund | 18,561 | $2.62M | 0.04% | −1,120−5.7% | Reduced |
| Brown Advisory Inc | 18,669 | $2.63M | 0.01% | +3,127+20.1% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 19,161 | $2.71M | 0.03% | −1,054−5.2% | Reduced |
| Voya Investment Management LLC | 19,390 | $2.74M | 0.00% | −12,691−39.6% | Reduced |
| Treasurer of the State of North Carolina | 20,329 | $2.87M | 0.02% | −870−4.1% | Reduced |
| Wells Fargo & Company | 20,395 | $2.88M | 0.00% | −26,973−56.9% | Reduced |
| Algert Global LLC | 20,686 | $2.92M | 0.18% | −10,630−33.9% | Reduced |
| Comerica Bank | 21,698 | $2.95M | 0.02% | −1,733−7.4% | Reduced |
| Bank of America Corp | 22,402 | $3.16M | 0.00% | −29,687−57.0% | Reduced |
| Virginia Retirement Systems Et Al | 23,000 | $3.25M | 0.04% | +23,000 | New |
| Brown Capital Management LLC | 23,143 | $3.27M | 0.05% | −36−0.2% | Reduced |
| PDT Partners, LLC | 23,469 | $3.31M | 0.50% | −29,076−55.3% | Reduced |
| LPL Financial LLC | 23,627 | $3.33M | 0.00% | −505−2.1% | Reduced |
| Allianz Asset Management GmbH | 23,855 | $3.37M | 0.01% | +23,855 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 24,034 | $3.39M | 0.01% | −155−0.6% | Reduced |
| Public Employees Retirement System of Ohio | 24,679 | $3.48M | 0.02% | −1,030−4.0% | Reduced |
| Yousif Capital Management, LLC | 24,849 | $3.51M | 0.05% | −3,860−13.4% | Reduced |
| Jacobs Levy Equity Management, Inc | 24,863 | $3.51M | 0.03% | −86,210−77.6% | Reduced |
| Pura Vida Investments, LLC | 25,800 | $3.64M | 0.55% | +25,800 | New |
| Price T Rowe Associates Inc | 26,262 | $3.71M | 0.00% | −124,272−82.6% | Reduced |
| CIBC World Markets Corp | 26,600 | $3.75M | 0.05% | +26,600 | New |
| DnB Asset Management AS | 27,197 | $3.84M | 0.03% | +27,197 | New |
| Carmignac Gestion | 28,134 | $3.99M | 0.09% | +4,489+19.0% | Added |
| HRT Financial LP | 28,399 | $4.01M | 0.04% | +28,399 | New |
| Paradigm Capital Management Inc | 29,753 | $4.20M | 0.30% | −7,100−19.3% | Reduced |
| State of Wisconsin Investment Board | 29,792 | $4.21M | 0.01% | −7,080−19.2% | Reduced |
| Bessemer Group Inc | 29,860 | $4.21M | 0.01% | +8,258+38.2% | Added |
| State of New Jersey Common Pension Fund D | 30,956 | $4.37M | 0.02% | −1,649−5.1% | Reduced |
| Marshall Wace, LLP | 31,113 | $4.39M | 0.01% | −259,685−89.3% | Reduced |
| Los Angeles Capital Management LLC | 31,300 | $4.42M | 0.02% | +31,300 | New |
| Mitsubishi UFJ Trust & Banking Corp | 31,487 | $4.44M | 0.01% | +764+2.5% | Added |