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 2022
Institutional positions in Masimo Corp as of Dec 31, 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
- 405
- −8 vs. Q3 2022
- Shares held
- 44.4M
- −1.85M (−4.0%) vs. Q3 2022
- Total value
- $6.58B
- +$40.0M (+0.6%) vs. Q3 2022
- New holders
- 53
- 116 more added
- Sold out
- 61
- 172 more reduced
5 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding Masimo Corp; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Twin Tree Management, LP | 1,200 | $177.5K | 0.01% | +1,200 | New |
| Whittier Trust Co | 1,134 | $167.8K | 0.00% | 00.0% | Unchanged |
| Walleye Trading LLC | 1,107 | $163.8K | 0.00% | +517+87.6% | Added |
| Quadrant Capital Group LLC | 1,058 | $156.5K | 0.02% | −138−11.5% | Reduced |
| United Community Bank | 1,057 | $156.4K | 0.15% | 00.0% | Unchanged |
| Leonteq Securities AG | 1,048 | $155.1K | 0.01% | +735+234.8% | Added |
| Signaturefd, LLC | 1,037 | $153.4K | 0.00% | −484−31.8% | Reduced |
| Banque Cantonale Vaudoise | 1,000 | $148.0K | 0.01% | 00.0% | Unchanged |
| Atticus Wealth Management, LLC | 1,000 | $147.9K | 0.06% | 00.0% | Unchanged |
| Harbor Investment Advisory, LLC | 995 | $147.2K | 0.02% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 924 | $136.0K | 0.00% | −5−0.5% | Reduced |
| Federation des caisses Desjardins du Quebec | 863 | $127.7K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 831 | $122.0K | 0.01% | −235−22.0% | Reduced |
| Seeyond | 803 | $118.8K | 0.01% | −2,051−71.9% | Reduced |
| Advisory Services Network, LLC | 751 | $111.1K | 0.00% | +751 | New |
| Wahed Invest LLC | 604 | $89.4K | 0.05% | +604 | New |
| VitalStone Financial, LLC | 597 | $88.0K | 0.06% | +597 | New |
| Arcadia Investment Management Corp | 564 | $83.4K | 0.02% | −1,289−69.6% | Reduced |
| Archer Investment Corp | 550 | $81.4K | 0.03% | +159+40.7% | Added |
| Benjamin F. Edwards & Company, Inc. | 500 | $74.0K | 0.00% | 00.0% | Unchanged |
| Cribstone Capital Management, LLC | 500 | $74.0K | 0.04% | 00.0% | Unchanged |
| HHM Wealth Advisors, LLC | 500 | $74.0K | 0.02% | 00.0% | Unchanged |
| JJJ Advisors Inc. | 477 | $73.9K | 0.02% | −185−27.9% | Reduced |
| Ossiam | 443 | $65.5K | 0.00% | 00.0% | Unchanged |
| Itau Unibanco Holding S.A. | 443 | $65.5K | 0.00% | +264+147.5% | Added |
| Belpointe Asset Management LLC | 258 | $38.2K | 0.00% | +258 | New |
| Fifth Third Bancorp | 250 | $37.0K | 0.00% | −1−0.4% | Reduced |
| State of Wyoming | 247 | $36.5K | 0.01% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 235 | $35.0K | 0.00% | −1−0.4% | Reduced |
| Northwestern Mutual Wealth Management Co | 231 | $34.2K | 0.00% | −421−64.6% | Reduced |
| Lindbrook Capital, LLC | 212 | $31.4K | 0.00% | +19+9.8% | Added |
| GWM Advisors LLC | 291 | $29.5K | 0.00% | +291 | New |
| Covestor Ltd | 187 | $28.0K | 0.02% | −508−73.1% | Reduced |
| Harbour Investments, Inc. | 183 | $27.1K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 171 | $25.3K | 0.00% | −155−47.5% | Reduced |
| Brown Brothers Harriman & Co | 170 | $25.2K | 0.00% | −16−8.6% | Reduced |
| Allworth Financial LP | 164 | $24.3K | 0.00% | −6−3.5% | Reduced |
| HealthInvest Partners AB | 152 | $22.5K | 0.04% | +152 | New |
| Spire Wealth Management | 131 | $19.0K | 0.00% | −107−45.0% | Reduced |
| Riverview Trust Co | 123 | $18.0K | 0.02% | 00.0% | Unchanged |
| Heritage Wealth Management, LLC | 120 | $17.8K | 0.00% | +60+100.0% | Added |
| West Oak Capital, LLC | 100 | $15.0K | 0.01% | 00.0% | Unchanged |
| Center for Financial Planning, Inc. | 100 | $14.8K | 0.00% | 00.0% | Unchanged |
| Cary Street Partner Investment Advisory LLC | 100 | $14.8K | 0.00% | +100 | New |
| Sageworth Trust Co of South Dakota | 90 | $13.0K | 0.03% | 00.0% | Unchanged |
| Ci Investments Inc. | 73 | $11.0K | 0.00% | −4−5.2% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 73 | $11.0K | 0.00% | +73 | New |
| Ellevest, Inc. | 73 | $10.8K | 0.00% | −47−39.2% | Reduced |
| Smithfield Trust Co | 65 | $10.0K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 55 | $8.14K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 46 | $8.00K | 0.00% | −115−71.4% | Reduced |
| Investors Research Corp | 50 | $7.40K | 0.00% | 00.0% | Unchanged |
| Colonial Trust Advisors | 50 | $7.40K | 0.00% | +50 | New |
| Global Wealth Strategies & Associates | 50 | $7.40K | 0.00% | +50 | New |
| Clean Yield Group | 49 | $7.25K | 0.00% | 00.0% | Unchanged |
| Princeton Global Asset Management LLC | 46 | $7.00K | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 47 | $6.95K | 0.00% | −5−9.6% | Reduced |
| Baker Avenue Asset Management, LP | 41 | $6.07K | 0.00% | +41 | New |
| New Hampshire Trust | 41 | $6.07K | 0.00% | +41 | New |
| Massmutual Trust Co FSB | 42 | $6.00K | 0.00% | −9−17.6% | Reduced |
| Hantz Financial Services, Inc. | 39 | $6.00K | 0.00% | 00.0% | Unchanged |
| RE Dickinson Investment Advisors, LLC | 32 | $5.00K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 36 | $5.00K | 0.00% | +14+63.6% | Added |
| Ronald Blue Trust, Inc. | 37 | $5.00K | 0.00% | +33+825.0% | Added |
| Bell Investment Advisors, Inc | 32 | $4.73K | 0.00% | −11−25.6% | Reduced |
| North Star Investment Management Corp. | 30 | $4.44K | 0.00% | +30 | New |
| CoreCap Advisors, LLC | 29 | $4.29K | 0.00% | +29 | New |
| Headlands Technologies LLC | 25 | $4.00K | 0.00% | +25 | New |
| Earnest Partners LLC | 27 | $4.00K | 0.00% | 00.0% | Unchanged |
| Hallmark Capital Management Inc | 26 | $3.85K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 24 | $3.55K | 0.00% | −3−11.1% | Reduced |
| Farmers & Merchants Investments Inc | 24 | $3.55K | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 20 | $3.35K | 0.00% | −1,480−98.7% | Reduced |
| Anchor Investment Management, LLC | 22 | $3.25K | 0.00% | 00.0% | Unchanged |
| RWM Asset Management, LLC | 21 | $3.11K | 0.00% | 00.0% | Unchanged |
| Harvest Fund Management Co., Ltd | 26 | $3.00K | 0.00% | 00.0% | Unchanged |
| Rise Advisors, LLC | 20 | $2.96K | 0.00% | 00.0% | Unchanged |
| Robbins Farley LLC | 20 | $2.96K | 0.00% | +20 | New |
| JFS Wealth Advisors, LLC | 17 | $2.52K | 0.00% | −3−15.0% | Reduced |
| Quent Capital, LLC | 16 | $2.37K | 0.00% | −3−15.8% | Reduced |
| Global Retirement Partners, LLC | 15 | $2.22K | 0.00% | −19−55.9% | Reduced |
| Sutton Wealth Advisors Inc. | 15 | $2.22K | 0.00% | −1−6.3% | Reduced |
| Clearstead Advisors, LLC | 15 | $2.22K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 14 | $2.00K | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 8 | $2.00K | 0.00% | +4+100.0% | Added |
| FinTrust Capital Advisors, LLC | 13 | $1.92K | 0.00% | 00.0% | Unchanged |
| Schubert & Co | 13 | $1.92K | 0.00% | −4−23.5% | Reduced |
| Adirondack Trust Co | 12 | $1.77K | 0.00% | 00.0% | Unchanged |
| M&R Capital Management Inc | 12 | $1.77K | 0.00% | +12 | New |
| National Pension Service | 10 | $1.48K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 10 | $1.48K | 0.00% | +5+100.0% | Added |
| Prestige Wealth Management Group LLC | 9 | $1.33K | 0.00% | −4−30.8% | Reduced |
| Moisand Fitzgerald Tamayo, LLC | 8 | $1.18K | 0.00% | −23−74.2% | Reduced |
| First Horizon Advisors, Inc. | 8 | $1.18K | 0.00% | 00.0% | Unchanged |
| Glassman Wealth Services | 8 | $1.18K | 0.00% | −1−11.1% | Reduced |
| Farther Finance Advisors, LLC | 8 | $1.18K | 0.00% | +8 | New |
| SJS Investment Consulting Inc. | 6 | $888 | 0.00% | −2−25.0% | Reduced |
| Disciplined Investments, LLC | 4 | $592 | 0.00% | −2−33.3% | Reduced |
| Beaird Harris Wealth Management, LLC | 4 | $592 | 0.00% | +4 | New |
| New Millennium Group LLC | 3 | $444 | 0.00% | +3 | New |