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, Q4 2024
Institutional positions in Masimo Corp as of Dec 31, 2024. 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
- 366
- +12 vs. Q3 2024
- Shares held
- 51.4M
- +1.55M (+3.1%) vs. Q3 2024
- Total value
- $8.50B
- +$1.86B (+28.0%) vs. Q3 2024
- New holders
- 62
- 117 more added
- Sold out
- 50
- 119 more reduced
8 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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, Q4 2024
Shares, value and share of portfolio for each institution holding Masimo Corp; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Assetmark, Inc | 1,166 | $192.7K | 0.00% | −17−1.4% | Reduced |
| HB Wealth Management, LLC | 1,214 | $200.7K | 0.00% | +1,214 | New |
| Greenleaf Trust | 1,257 | $207.8K | 0.00% | +1,257 | New |
| Pacific Point Advisors, LLC | 1,184 | $208.0K | 0.13% | +1,184 | New |
| apricus wealth, LLC | 1,303 | $215.4K | 0.14% | +1,303 | New |
| Forum Financial Management, LP | 1,314 | $217.2K | 0.00% | +1,314 | New |
| Keel Point, LLC | 1,328 | $219.5K | 0.02% | +1,328 | New |
| Trust Point Inc. | 1,390 | $229.8K | 0.02% | +1,390 | New |
| Quadrant Capital Group LLC | 1,408 | $232.7K | 0.02% | +32+2.3% | Added |
| Fifth Third Wealth Advisors LLC | 1,456 | $240.7K | 0.01% | +1,456 | New |
| Virtu Financial LLC | 1,478 | $244.0K | 0.01% | +1,478 | New |
| Brown Capital Management LLC | 1,481 | $244.8K | 0.01% | −2,923−66.4% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 1,505 | $248.8K | 0.00% | +1,505 | New |
| Cerity Partners LLC | 1,792 | $263.5K | 0.00% | −161−8.2% | Reduced |
| Mission Wealth Management, LP | 1,605 | $265.3K | 0.01% | −600−27.2% | Reduced |
| M&G Plc | 1,610 | $265.6K | 0.00% | −1,443−47.3% | Reduced |
| Pitcairn Co | 1,630 | $269.4K | 0.02% | −5−0.3% | Reduced |
| CIBC Asset Management Inc | 1,631 | $269.6K | 0.00% | +87+5.6% | Added |
| Perissos Private Wealth Management, LLC | 1,700 | $281.0K | 0.21% | 00.0% | Unchanged |
| Shelton Capital Management | 1,713 | $283.2K | 0.01% | 00.0% | Unchanged |
| SeaCrest Wealth Management, LLC | 1,790 | $295.9K | 0.03% | 00.0% | Unchanged |
| Crestline Management, LP | 1,800 | $297.5K | 0.01% | +1,800 | New |
| Vontobel Holding Ltd. | 1,811 | $299.4K | 0.00% | −1,375−43.2% | Reduced |
| Cetera Investment Advisers | 1,846 | $305.1K | 0.00% | +1,846 | New |
| Allianz Asset Management GmbH | 1,879 | $310.6K | 0.00% | −2,678−58.8% | Reduced |
| MML Investors Services, LLC | 1,967 | $325.0K | 0.00% | −89−4.3% | Reduced |
| Atria Investments LLC | 2,026 | $334.9K | 0.00% | +2,026 | New |
| ProShare Advisors LLC | 2,078 | $343.5K | 0.00% | +153+7.9% | Added |
| Campbell & CO Investment Adviser LLC | 2,083 | $344.3K | 0.03% | −6,876−76.7% | Reduced |
| Commonwealth Equity Services, LLC | 2,139 | $354.0K | 0.00% | +2,139 | New |
| Freestone Grove Partners LP | 2,162 | $357.4K | 0.00% | +2,162 | New |
| BancorpSouth Bank | 2,172 | $359.0K | 0.02% | 00.0% | Unchanged |
| Hardy Reed LLC | 2,172 | $359.0K | 0.03% | 00.0% | Unchanged |
| Coldstream Capital Management Inc | 2,291 | $378.7K | 0.01% | +10+0.4% | Added |
| Utah Retirement Systems | 2,300 | $380.2K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 2,361 | $390.3K | 0.00% | −47−2.0% | Reduced |
| KCM Investment Advisors LLC | 2,415 | $399.2K | 0.01% | 00.0% | Unchanged |
| Maryland State Retirement & Pension System | 2,447 | $404.5K | 0.01% | 00.0% | Unchanged |
| Prudential Financial Inc | 2,451 | $405.1K | 0.00% | −4,185−63.1% | Reduced |
| Wesleyan Assurance Society | 2,550 | $421.0K | 0.03% | 00.0% | Unchanged |
| North Star Asset Management Inc | 2,565 | $424.0K | 0.02% | −6−0.2% | Reduced |
| Tower Research Capital LLC (TRC) | 2,588 | $427.8K | 0.01% | +1,515+141.2% | Added |
| Buckhead Capital Management LLC | 2,650 | $438.0K | 0.14% | 00.0% | Unchanged |
| M&T Bank Corp | 2,660 | $440.1K | 0.00% | +124+4.9% | Added |
| 180 Wealth Advisors, LLC | 2,753 | $455.1K | 0.07% | −29−1.0% | Reduced |
| Inceptionr LLC | 2,792 | $461.5K | 0.10% | +337+13.7% | Added |
| AE Wealth Management LLC | 2,852 | $471.4K | 0.00% | +872+44.0% | Added |
| Franklin Resources Inc | 2,925 | $483.5K | 0.00% | +1,242+73.8% | Added |
| Malaga Cove Capital, LLC | 2,984 | $493.3K | 0.19% | −21−0.7% | Reduced |
| DAFNA Capital Management LLC | 3,000 | $495.9K | 0.13% | 00.0% | Unchanged |
| Vestmark Advisory Solutions, Inc. | 3,085 | $510.0K | 0.02% | +1,043+51.1% | Added |
| Crossmark Global Holdings, Inc. | 3,160 | $522.0K | 0.01% | −88−2.7% | Reduced |
| PEAK6 LLC | 3,196 | $528.3K | 0.02% | +3,196 | New |
| Farringdon Capital, Ltd. | 3,217 | $531.8K | 0.22% | +3,217 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 3,279 | $542.0K | 0.02% | −2,452−42.8% | Reduced |
| Securian Asset Management, Inc | 3,333 | $550.9K | 0.02% | −100−2.9% | Reduced |
| Janney Montgomery Scott LLC | 3,352 | $554.0K | 0.00% | −346−9.4% | Reduced |
| Lido Advisors, LLC | 3,356 | $554.8K | 0.00% | +3,356 | New |
| Sigma Planning Corp | 3,365 | $556.2K | 0.02% | +600+21.7% | Added |
| Truist Financial Corp | 3,385 | $559.5K | 0.00% | −510−13.1% | Reduced |
| Oxford Financial Group Ltd | 3,430 | $567.0K | 0.04% | −16−0.5% | Reduced |
| AQR Capital Management LLC | 3,442 | $569.0K | 0.00% | −12,774−78.8% | Reduced |
| Mariner, LLC | 3,459 | $571.8K | 0.00% | +321+10.2% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 3,587 | $592.9K | 0.00% | −27,313−88.4% | Reduced |
| Verus Capital Partners, LLC | 3,651 | $603.5K | 0.06% | 00.0% | Unchanged |
| Empowered Funds, LLC | 3,891 | $643.2K | 0.01% | +1,796+85.7% | Added |
| Kovitz Investment Group Partners, LLC | 3,892 | $643.3K | 0.00% | −10−0.3% | Reduced |
| RFG Advisory, LLC | 3,905 | $645.4K | 0.02% | +3,905 | New |
| Harvest Fund Management Co., Ltd | 3,891 | $656.0K | 0.03% | +3,005+339.2% | Added |
| New Age Alpha Advisors, LLC | 3,971 | $656.4K | 0.03% | +3,971 | New |
| Schonfeld Strategic Advisors LLC | 3,980 | $657.9K | 0.00% | −4,811−54.7% | Reduced |
| Quantinno Capital Management LP | 3,990 | $659.5K | 0.01% | +1,880+89.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 3,924 | $671.9K | 0.00% | −2,529−39.2% | Reduced |
| Steel Peak Wealth Management LLC | 4,105 | $678.6K | 0.03% | −169−4.0% | Reduced |
| Private Advisor Group, LLC | 4,260 | $704.2K | 0.00% | +105+2.5% | Added |
| US Bancorp | 4,280 | $707.5K | 0.00% | −90−2.1% | Reduced |
| LPL Financial LLC | 4,310 | $712.4K | 0.00% | +803+22.9% | Added |
| Winton Group Ltd | 4,410 | $729.0K | 0.05% | −3,302−42.8% | Reduced |
| Two Sigma Advisers, LP | 4,500 | $743.9K | 0.00% | −214,100−97.9% | Reduced |
| Oppenheimer Asset Management Inc. | 4,568 | $755.1K | 0.01% | +984+27.5% | Added |
| The PNC Financial Services Group, Inc. | 4,685 | $774.4K | 0.00% | +840+21.8% | Added |
| Brinker Capital Investments, LLC | 4,778 | $789.8K | 0.01% | +97+2.1% | Added |
| Orion Portfolio Solutions, LLC | 4,778 | $789.8K | 0.01% | +97+2.1% | Added |
| Public Employees Retirement Association of Colorado | 4,841 | $800.0K | 0.00% | 00.0% | Unchanged |
| Commerce Bank | 4,900 | $810.0K | 0.00% | +679+16.1% | Added |
| Quantitative Investment Management, LLC | 4,942 | $816.0K | 0.06% | −3,698−42.8% | Reduced |
| Nisa Investment Advisors, LLC | 5,052 | $835.1K | 0.00% | +5,022+16,740.0% | Added |
| State of Alaska, Department of Revenue | 5,069 | $837.0K | 0.01% | −70−1.4% | Reduced |
| B.O.S.S. Retirement Advisors, LLC | 5,332 | $881.4K | 0.25% | +5,332 | New |
| HSBC Holdings PLC | 5,494 | $912.1K | 0.00% | +5,494 | New |
| Pathstone Holdings, LLC | 5,520 | $912.5K | 0.00% | −52−0.9% | Reduced |
| Landscape Capital Management, L.L.C. | 5,586 | $923.4K | 0.10% | +5,586 | New |
| Eukles Asset Management | 5,670 | $937.3K | 0.40% | −1,334−19.0% | Reduced |
| JustInvest LLC | 5,692 | $940.9K | 0.01% | +85+1.5% | Added |
| Nomura Holdings Inc | 5,897 | $974.8K | 0.01% | −41,687−87.6% | Reduced |
| Polar Capital Holdings Plc | 6,023 | $995.6K | 0.01% | +6,023 | New |
| Bank of Montreal | 6,111 | $1.01M | 0.00% | −2,953−32.6% | Reduced |
| Deutsche Bank AG | 6,217 | $1.03M | 0.00% | +526+9.2% | Added |
| Navellier & Associates Inc | 6,310 | $1.04M | 0.13% | +6,310 | New |
| Pictet Asset Management Holding SA | 6,392 | $1.06M | 0.00% | +608+10.5% | Added |