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 2022
Institutional positions in Masimo Corp as of Jun 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
- 417
- −31 vs. Q1 2022
- Shares held
- 44.3M
- −816.3K (−1.8%) vs. Q1 2022
- Total value
- $5.81B
- −$759.6M (−11.6%) vs. Q1 2022
- New holders
- 56
- 147 more added
- Sold out
- 87
- 156 more reduced
9 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding Masimo Corp; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Sigma Advisers, LP | 555,800 | $72.6M | 0.21% | +80,500+16.9% | Added |
| Martin Currie Ltd | 592,462 | $77.4M | 3.00% | −18,383−3.0% | Reduced |
| D. E. Shaw & Co., Inc. | 645,689 | $84.4M | 0.14% | −70,914−9.9% | Reduced |
| Geode Capital Management, LLC | 695,010 | $90.7M | 0.01% | +8,626+1.3% | Added |
| Bank of New York Mellon Corp | 710,515 | $92.8M | 0.02% | +121,710+20.7% | Added |
| Millennium Management LLC | 722,159 | $94.4M | 0.12% | −242,534−25.1% | Reduced |
| Fundsmith LLPSuperinvestorFundsmith | 756,313 | $98.8M | 0.44% | −4,783−0.6% | Reduced |
| Goldman Sachs Group Inc | 856,664 | $111.9M | 0.03% | +410,793+92.1% | Added |
| Champlain Investment Partners, LLC | 951,742 | $124.4M | 0.80% | −23,805−2.4% | Reduced |
| Liontrust Investment Partners LLP | 1,199,300 | $156.7M | 2.21% | +191,700+19.0% | Added |
| RTW Investments, LP | 1,350,993 | $176.5M | 4.56% | +223,400+19.8% | Added |
| Morgan Stanley | 1,376,624 | $179.9M | 0.02% | +886,202+180.7% | Added |
| State Street Corp | 1,690,514 | $220.9M | 0.01% | −40,477−2.3% | Reduced |
| Nomura Holdings Inc | 1,786,307 | $242.5M | 2.16% | +1,786,307 | New |
| FMR LLC | 2,104,939 | $275.1M | 0.03% | +35,438+1.7% | Added |
| Vanguard Group Inc | 4,918,892 | $642.8M | 0.02% | +143,232+3.0% | Added |
| BlackRock Inc. | 5,775,228 | $754.6M | 0.02% | −1,100,319−16.0% | Reduced |
| Ownership Capital B.V. | 0 | $0 | 0.00% | −928,632−100.0% | Sold out |
| ArrowMark Colorado Holdings LLC | 0 | $0 | 0.00% | −290,786−100.0% | Sold out |
| ThornTree Capital Partners LP | 0 | $0 | 0.00% | −115,949−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −73,045−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −57,914−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −57,166−100.0% | Sold out |
| DF Dent & Co Inc | 0 | $0 | 0.00% | −41,681−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −41,523−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −37,776−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −36,011−100.0% | Sold out |
| Brookfield Asset Management Inc. | 0 | $0 | 0.00% | −35,498−100.0% | Sold out |
| Clearline Capital LP | 0 | $0 | 0.00% | −27,036−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −26,423−100.0% | Sold out |
| Putnam Investments LLC | 0 | $0 | 0.00% | −25,304−100.0% | Sold out |
| Twin Tree Management, LP | 0 | $0 | 0.00% | −22,343−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −21,694−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −15,779−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −14,094−100.0% | Sold out |
| Employees Retirement System of Texas | 0 | $0 | 0.00% | −13,400−100.0% | Sold out |
| Caisse de Depot Et Placement du Quebec | 0 | $0 | 0.00% | −13,100−100.0% | Sold out |
| Security Asset Management | 0 | $0 | 0.00% | −13,104−100.0% | Sold out |
| De Burlo Group Inc | 0 | $0 | 0.00% | −12,852−100.0% | Sold out |
| Candriam Luxembourg S.C.A. | 0 | $0 | 0.00% | −12,841−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −11,826−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −11,392−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −9,862−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −7,866−100.0% | Sold out |
| Kornitzer Capital Management Inc | 0 | $0 | 0.00% | −7,720−100.0% | Sold out |
| Tributary Capital Management, LLC | 0 | $0 | 0.00% | −6,730−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −5,903−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −5,341−100.0% | Sold out |
| OPSEU Pension Plan Trust Fund | 0 | $0 | 0.00% | −5,220−100.0% | Sold out |
| Boulder Hill Capital Management LP | 0 | $0 | 0.00% | −4,900−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −4,887−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −4,778−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −4,623−100.0% | Sold out |
| Knowledge Leaders Capital, LLC | 0 | $0 | 0.00% | −4,185−100.0% | Sold out |
| Fayez Sarofim & Co | 0 | $0 | 0.00% | −3,933−100.0% | Sold out |
| Meiji Yasuda Asset Management Co Ltd. | 0 | $0 | 0.00% | −3,565−100.0% | Sold out |
| Brown Advisory Securities, LLC | 0 | $0 | 0.00% | −3,325−100.0% | Sold out |
| Harbor Capital Advisors, Inc. | 0 | $0 | 0.00% | −3,186−100.0% | Sold out |
| Pinebridge Investments, L.P. | 0 | $0 | 0.00% | −3,061−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −2,917−100.0% | Sold out |
| Parametrica Management Ltd | 0 | $0 | 0.00% | −2,884−100.0% | Sold out |
| Eqis Capital Management, Inc. | 0 | $0 | 0.00% | −2,889−100.0% | Sold out |
| Guardian Capital LP | 0 | $0 | 0.00% | −2,708−100.0% | Sold out |
| Fosun International Ltd | 0 | $0 | 0.00% | −2,400−100.0% | Sold out |
| Willner & Heller, LLC | 0 | $0 | 0.00% | −1,255−100.0% | Sold out |
| B. Metzler seel. Sohn & Co. AG | 0 | $0 | 0.00% | −2,482−100.0% | Sold out |
| Symmetry Partners, LLC | 0 | $0 | 0.00% | −2,178−100.0% | Sold out |
| Vident Investment Advisory, LLC | 0 | $0 | 0.00% | −2,148−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −2,035−100.0% | Sold out |
| Intrust Bank NA | 0 | $0 | 0.00% | −2,011−100.0% | Sold out |
| Yorktown Management & Research Co Inc | 0 | $0 | 0.00% | −1,950−100.0% | Sold out |
| Veriti Management LLC | 0 | $0 | 0.00% | −1,820−100.0% | Sold out |
| Swiss Life Asset Management Ltd | 0 | $0 | 0.00% | −1,706−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −1,701−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −1,619−100.0% | Sold out |
| Sonen Capital LLC | 0 | $0 | 0.00% | −1,518−100.0% | Sold out |
| J2 Capital Management Inc | 0 | $0 | 0.00% | −1,518−100.0% | Sold out |
| Bluestein R H & Co | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| Keybank National Association | 0 | $0 | 0.00% | −1,487−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −1,486−100.0% | Sold out |
| Synergy Financial Group, LTD | 0 | $0 | 0.00% | −1,396−100.0% | Sold out |
| Forsta Ap-Fonden | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| Livforsakringsbolaget Skandia, Omsesidigt | 0 | $0 | 0.00% | −900−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −700−100.0% | Sold out |
| Fortitude Advisory Group L.L.C. | 0 | $0 | 0.00% | −498−100.0% | Sold out |
| Koshinski Asset Management, Inc. | 0 | $0 | 0.00% | −345−100.0% | Sold out |
| Monolith Advisors | 0 | $0 | 0.00% | −161−100.0% | Sold out |
| Desjardins Global Asset Management Inc. | 0 | $0 | 0.00% | −226−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −226−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −157−100.0% | Sold out |
| Gemmer Asset Management LLC | 0 | $0 | 0.00% | −103−100.0% | Sold out |
| Asset Dedication, LLC | 0 | $0 | 0.00% | −68−100.0% | Sold out |
| Tortoise Investment Management, LLC | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| Capital Advisory Group Advisory Services, LLC | 0 | $0 | 0.00% | −36−100.0% | Sold out |
| Lloyd Advisory Services, LLC. | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Bedel Financial Consulting, Inc. | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| BDO Wealth Advisors, LLC | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| TCWP LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Sofos Investments, Inc. | 0 | $0 | 0.00% | −146−100.0% | Sold out |