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, Q2 2021
Institutional positions in Masimo Corp as of Jun 30, 2021. 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
- 459
- −20 vs. Q1 2021
- Shares held
- 45.8M
- +1.39M (+3.1%) vs. Q1 2021
- Total value
- $11.1B
- +$909.0M (+8.9%) vs. Q1 2021
- New holders
- 45
- 165 more added
- Sold out
- 65
- 172 more reduced
2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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, Q2 2021
Shares, value and share of portfolio for each institution holding Masimo Corp; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sound Income Strategies, LLC | 2 | $0 | 0.00% | −42−95.5% | Reduced |
| Huntington National Bank | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Exane Derivatives | 2 | $523 | 0.00% | 00.0% | Unchanged |
| First Horizon Corp | 8 | $1.00K | 0.00% | 00.0% | Unchanged |
| Longfellow Investment Management Co LLC | 2 | $1.00K | 0.00% | 00.0% | Unchanged |
| Macroview Investment Management LLC | 3 | $1.00K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, N.A. | 6 | $1.00K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 5 | $1.00K | 0.00% | 00.0% | Unchanged |
| CX Institutional | 4 | $1.00K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 4 | $1.00K | 0.00% | +4 | New |
| Glassman Wealth Services | 8 | $2.00K | 0.00% | 00.0% | Unchanged |
| RPG Investment Advisory, LLC | 8 | $2.00K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 8 | $2.00K | 0.00% | 00.0% | Unchanged |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 7 | $2.00K | 0.00% | +7 | New |
| Adirondack Trust Co | 12 | $3.00K | 0.00% | 00.0% | Unchanged |
| FinTrust Capital Advisors, LLC | 13 | $3.00K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 15 | $4.00K | 0.00% | 00.0% | Unchanged |
| Enterprise Financial Services Corp | 15 | $4.00K | 0.00% | +12+400.0% | Added |
| HM Payson & Co | 21 | $5.00K | 0.00% | 00.0% | Unchanged |
| Berman Capital Advisors, LLC | 23 | $5.00K | 0.00% | −3−11.5% | Reduced |
| Ranger Investment Management, L.P. | 19 | $5.00K | 0.00% | 00.0% | Unchanged |
| Bedel Financial Consulting, Inc. | 19 | $5.00K | 0.00% | 00.0% | Unchanged |
| Prestige Wealth Management Group LLC | 23 | $5.00K | 0.00% | +11+91.7% | Added |
| CVA Family Office, LLC | 20 | $5.00K | 0.00% | +20 | New |
| Geneos Wealth Management Inc. | 25 | $6.00K | 0.00% | −100−80.0% | Reduced |
| Lowe Wealth Advisors, LLC | 25 | $6.00K | 0.00% | −25−50.0% | Reduced |
| BDO Wealth Advisors, LLC | 23 | $6.00K | 0.00% | 00.0% | Unchanged |
| Delos Wealth Advisors, LLC | 26 | $6.00K | 0.01% | +26 | New |
| Savior LLC | 29 | $7.00K | 0.01% | 00.0% | Unchanged |
| Earnest Partners LLC | 27 | $7.00K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 27 | $7.00K | 0.00% | +27 | New |
| Wolverine Asset Management LLC | 39 | $9.00K | 0.00% | −2,970−98.7% | Reduced |
| JJJ Advisors Inc. | 36 | $9.00K | 0.00% | −28−43.8% | Reduced |
| TCI Wealth Advisors, Inc. | 38 | $9.00K | 0.00% | −19−33.3% | Reduced |
| Global Retirement Partners, LLC | 37 | $9.00K | 0.00% | +26+236.4% | Added |
| Twin Tree Management, LP | 39 | $9.00K | 0.00% | +39 | New |
| Concord Wealth Partners | 43 | $10.0K | 0.00% | +43 | New |
| Holloway Wealth Management, LLC | – | $11.0K | 0.00% | – | – |
| Toth Financial Advisory Corp | 50 | $12.0K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 50 | $12.0K | 0.00% | 00.0% | Unchanged |
| Clean Yield Group | 49 | $12.0K | 0.00% | +49 | New |
| Capital Advisory Group Advisory Services, LLC | 58 | $14.0K | 0.01% | 00.0% | Unchanged |
| Heritage Wealth Management, LLC | 60 | $15.0K | 0.01% | 00.0% | Unchanged |
| Reilly Financial Advisors, LLC | 61 | $15.0K | 0.00% | +3+5.2% | Added |
| Arkadios Wealth Advisors | 68 | $16.0K | 0.00% | 00.0% | Unchanged |
| Asset Dedication, LLC | 68 | $16.0K | 0.00% | +68 | New |
| Steward Partners Investment Advisory, LLC | 80 | $19.0K | 0.00% | −12−13.0% | Reduced |
| Fifth Third Bancorp | 90 | $22.0K | 0.00% | −28−23.7% | Reduced |
| Meeder Asset Management Inc | 95 | $23.0K | 0.00% | −8−7.8% | Reduced |
| Smithfield Trust Co | 98 | $24.0K | 0.00% | 00.0% | Unchanged |
| Harvest Fund Management Co., Ltd | 102 | $25.0K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 108 | $26.0K | 0.00% | +91+535.3% | Added |
| O'Shaughnessy Asset Management, LLC | 129 | $31.0K | 0.00% | 00.0% | Unchanged |
| Gemmer Asset Management LLC | 127 | $31.0K | 0.00% | 00.0% | Unchanged |
| Isthmus Partners, LLC | 150 | $36.0K | 0.01% | +150 | New |
| Brown Brothers Harriman & Co | 170 | $41.0K | 0.00% | 00.0% | Unchanged |
| Tobam | 174 | $42.0K | 0.00% | −221−55.9% | Reduced |
| NEXT Financial Group, Inc | 177 | $43.0K | 0.00% | +7+4.1% | Added |
| Sageworth Trust Co | 180 | $44.0K | 0.00% | +180 | New |
| Archer Investment Corp | 183 | $44.4K | 0.02% | +40+28.0% | Added |
| Lindbrook Capital, LLC | 188 | $46.0K | 0.01% | −4−2.1% | Reduced |
| Parallel Advisors, LLC | 197 | $48.0K | 0.00% | −12−5.7% | Reduced |
| Central Trust Co | 200 | $48.0K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 228 | $55.0K | 0.00% | −12−5.0% | Reduced |
| Fieldpoint Private Securities, LLC | 210 | $56.0K | 0.01% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 261 | $63.0K | 0.00% | +1+0.4% | Added |
| West Oak Capital, LLC | 275 | $67.0K | 0.03% | −50−15.4% | Reduced |
| Quadrant Capital Group LLC | 290 | $70.0K | 0.01% | −40−12.1% | Reduced |
| Cullen/Frost Bankers, Inc. | 290 | $70.0K | 0.00% | +290 | New |
| Atwood & Palmer Inc | 379 | $92.0K | 0.01% | +379 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 383 | $93.0K | 0.00% | +383 | New |
| Leonteq Securities AG | 400 | $97.0K | 0.01% | 00.0% | Unchanged |
| Loomis Sayles & Co L P | 401 | $97.0K | 0.00% | −138−25.6% | Reduced |
| State of Wyoming | 408 | $99.0K | 0.06% | +408 | New |
| Benjamin F. Edwards & Company, Inc. | 500 | $121.0K | 0.01% | 00.0% | Unchanged |
| Cribstone Capital Management, LLC | 500 | $121.0K | 0.07% | 00.0% | Unchanged |
| Signaturefd, LLC | 508 | $123.0K | 0.00% | −37−6.8% | Reduced |
| BBVA USA | 532 | $129.0K | 0.01% | +532 | New |
| HHM Wealth Advisors, LLC | 554 | $134.0K | 0.04% | +54+10.8% | Added |
| Lazard Asset Management LLC | 571 | $138.0K | 0.00% | +30+5.5% | Added |
| Walleye Trading LLC | 635 | $154.0K | 0.00% | +635 | New |
| Bank Julius Baer & Co. Ltd, Zurich | 685 | $166.0K | 0.00% | +46+7.2% | Added |
| Cascadia Advisory Services, LLC | 830 | $201.0K | 0.04% | +830 | New |
| Navellier & Associates Inc | 836 | $203.0K | 0.03% | +836 | New |
| Resources Investment Advisors, LLC. | 840 | $204.0K | 0.01% | +840 | New |
| CWM, LLC | 851 | $206.0K | 0.00% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. Holding AG | 854 | $207.0K | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 856 | $208.0K | 0.01% | −243−22.1% | Reduced |
| Advisory Services Network, LLC | 859 | $208.0K | 0.01% | −113−11.6% | Reduced |
| YHB Investment Advisors, Inc. | 863 | $209.0K | 0.02% | 00.0% | Unchanged |
| Meridian Wealth Management, LLC | 885 | $215.0K | 0.03% | +885 | New |
| SeaCrest Wealth Management, LLC | 890 | $216.0K | 0.03% | 00.0% | Unchanged |
| Allstate Corp | 896 | $217.0K | 0.01% | −62−6.5% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 900 | $218.0K | 0.01% | +400+80.0% | Added |
| Walleye Capital LLC | 920 | $223.0K | 0.01% | +920 | New |
| HBK Sorce Advisory LLC | 934 | $226.0K | 0.01% | +21+2.3% | Added |
| Mercer Global Advisors Inc | 952 | $231.0K | 0.00% | +952 | New |
| Bessemer Group Inc | 995 | $241.0K | 0.00% | −174−14.9% | Reduced |
| Harbor Investment Advisory, LLC | 995 | $241.0K | 0.03% | 00.0% | Unchanged |
| Alexandria Capital, LLC | 1,000 | $242.0K | 0.02% | 00.0% | Unchanged |