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 2024
Institutional positions in Masimo Corp as of Sep 30, 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
- 362
- +13 vs. Q2 2024
- Shares held
- 50.4M
- +10.3M (+25.6%) vs. Q2 2024
- Total value
- $6.72B
- +$1.66B (+32.8%) vs. Q2 2024
- New holders
- 61
- 110 more added
- Sold out
- 48
- 122 more reduced
3 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Masimo Corp; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ronald Blue Trust, Inc. | 126 | $15.9K | 0.00% | +97+334.5% | Added |
| LGT Financial Advisors LLC | 114 | $15.2K | 0.04% | 00.0% | Unchanged |
| GWM Advisors LLC | 112 | $14.9K | 0.00% | −44−28.2% | Reduced |
| Clear Street Markets LLC | 107 | $14.0K | 0.01% | +107 | New |
| Center for Financial Planning, Inc. | 100 | $13.3K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 96 | $13.0K | 0.00% | +26+37.1% | Added |
| Optiver Holding B.V. | 94 | $12.5K | 0.00% | +94 | New |
| Farther Finance Advisors, LLC | 91 | $12.1K | 0.00% | +3+3.4% | Added |
| Sound Income Strategies, LLC | 85 | $11.3K | 0.00% | 00.0% | Unchanged |
| Ci Investments Inc. | 83 | $11.0K | 0.00% | −1,057−92.7% | Reduced |
| Covestor Ltd | 81 | $11.0K | 0.01% | +1+1.3% | Added |
| Central Trust Co | 79 | $10.5K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 70 | $9.33K | 0.00% | +70 | New |
| South State Corp. | 70 | $9.33K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 68 | $9.07K | 0.00% | +46+209.1% | Added |
| Smithfield Trust Co | 65 | $9.00K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 58 | $7.73K | 0.00% | +18+45.0% | Added |
| Colonial Trust Advisors | 57 | $7.60K | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 50 | $6.67K | 0.00% | 00.0% | Unchanged |
| Clean Yield Group | 49 | $6.53K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 41 | $5.47K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 40 | $5.33K | 0.00% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 39 | $5.20K | 0.00% | +39 | New |
| Sunbelt Securities, Inc. | 38 | $5.07K | 0.00% | +18+90.0% | Added |
| GPS Wealth Strategies Group, LLC | 37 | $4.93K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 30 | $4.00K | 0.00% | −4−11.8% | Reduced |
| Hallmark Capital Management Inc | 26 | $3.47K | 0.00% | 00.0% | Unchanged |
| Sachetta, LLC | 23 | $3.07K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 21 | $2.80K | 0.00% | +6+40.0% | Added |
| WealthCollab, LLC | 20 | $2.67K | 0.00% | 00.0% | Unchanged |
| Kiely Wealth Advisory Group, Inc. | 15 | $2.43K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 18 | $2.40K | 0.00% | −10−35.7% | Reduced |
| Farmers & Merchants Investments Inc | 18 | $2.40K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 18 | $2.40K | 0.00% | +1+5.9% | Added |
| Bell Investment Advisors, Inc | 17 | $2.27K | 0.00% | −6−26.1% | Reduced |
| SRS Capital Advisors, Inc. | 16 | $2.13K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 15 | $2.00K | 0.00% | −23−60.5% | Reduced |
| FinTrust Capital Advisors, LLC | 13 | $1.73K | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 13 | $1.73K | 0.00% | 00.0% | Unchanged |
| Coppell Advisory Solutions LLC | 13 | $1.73K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 12 | $1.60K | 0.00% | +12 | New |
| Adirondack Trust Co | 12 | $1.60K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 11 | $1.47K | 0.00% | 00.0% | Unchanged |
| Capital Performance Advisors LLP | 11 | $1.47K | 0.00% | +11 | New |
| Continuum Advisory, LLC | 9 | $1.44K | 0.00% | +9 | New |
| Larson Financial Group LLC | 9 | $1.20K | 0.00% | +8+800.0% | Added |
| J.Safra Asset Management Corp | 9 | $1.20K | 0.00% | +9 | New |
| Hemington Wealth Management | 12 | $1.00K | 0.00% | +12 | New |
| IFP Advisors, Inc | 7 | $933 | 0.00% | 00.0% | Unchanged |
| Mather Group, LLC. | 6 | $800 | 0.00% | −50−89.3% | Reduced |
| DiNuzzo Private Wealth, Inc. | 6 | $800 | 0.00% | 00.0% | Unchanged |
| Ashton Thomas Securities, LLC | 6 | $800 | 0.00% | +6 | New |
| Kayne Anderson Rudnick Investment Management LLC | 5 | $667 | 0.00% | 00.0% | Unchanged |
| Prestige Wealth Management Group LLC | 4 | $534 | 0.00% | +4 | New |
| Global Retirement Partners, LLC | 4 | $533 | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 3 | $400 | 0.00% | +3 | New |
| Abound Wealth Management | 3 | $400 | 0.00% | +3 | New |
| Claris Advisors, LLC | 2 | $267 | 0.00% | +2 | New |
| Bokf, NA | 2 | $265 | 0.00% | +2 | New |
| First Personal Financial Services | 1 | $134 | 0.00% | +1 | New |
| Rothschild Investment LLC | 1 | $133 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −677,677−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −202,304−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −135,719−100.0% | Sold out |
| Senator Investment Group LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| One Fin Capital Management LP | 0 | $0 | 0.00% | −95,000−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −94,798−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −40,354−100.0% | Sold out |
| APG Asset Management N.V. | 0 | $0 | 0.00% | −33,287−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −27,609−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −27,391−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −25,293−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −25,276−100.0% | Sold out |
| Pura Vida Investments, LLC | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Simplify Asset Management Inc. | 0 | $0 | 0.00% | −21,670−100.0% | Sold out |
| Sofinnova Investments, Inc. | 0 | $0 | 0.00% | −20,161−100.0% | Sold out |
| Exome Asset Management LLC | 0 | $0 | 0.00% | −19,800−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −13,295−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −13,068−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −9,307−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −8,800−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −8,223−100.0% | Sold out |
| Juncture Wealth Strategies, LLC | 0 | $0 | 0.00% | −7,992−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −7,351−100.0% | Sold out |
| Millrace Asset Group, Inc. | 0 | $0 | 0.00% | −7,002−100.0% | Sold out |
| Navellier & Associates Inc | 0 | $0 | 0.00% | −6,310−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −5,783−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −4,600−100.0% | Sold out |
| Martin Currie Ltd | 0 | $0 | 0.00% | −3,445−100.0% | Sold out |
| LRT Capital Management, LLC | 0 | $0 | 0.00% | −2,768−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −2,659−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −2,079−100.0% | Sold out |
| Deerfield Management Company, L.P. (Series C) | 0 | $0 | 0.00% | −1,848−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −1,736−100.0% | Sold out |
| Kestra Private Wealth Services, LLC | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −1,243−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −866−100.0% | Sold out |
| Great Lakes Retirement, Inc. | 0 | $0 | 0.00% | −259−100.0% | Sold out |
| Harel Insurance Investments & Financial Services Ltd. | 0 | $0 | 0.00% | −214−100.0% | Sold out |