13F

Stock

Masimo Corp

Ticker not mapped · held by 390 managers

Reported value

$6.78B

Holders

390

+3 new · −0 exited

Holders’ est. mark

−$20M

Price effect on 8 books still in the name

Largest holder

$1.15B

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.8.86M$1.15B—Held
Fidelity7.86M$1.02B—Held
Politan Capital Management LP4.59M$596.9M—Held
Vanguard4.35M$565.6M—Held
MASSACHUSETTS FINANCIAL SERVICES CO /MA/2.66M$346.5M—Held
NAYA CAPITAL MANAGEMENT UK LTD1.56M$203M—Held
WESTFIELD CAPITAL MANAGEMENT CO LP1.52M$198M—Held
State Street1.42M$184.1M—Held
Alyeska Investment Group, L.P.1.26M$163.8M—Held
Icahn Capital1.09M$141.9M—Held
GEODE CAPITAL MANAGEMENT, LLC954K$124.1M—Held
MORGAN STANLEY920.7K$119.8M−$12.1MAdded$17.9M
RTW INVESTMENTS, LP683.3K$88.9M—Held
Capital Research Global Investors637.9K$83M—Held
GOLDMAN SACHS GROUP INC636.7K$82.8M—Held
Liontrust Investment Partners LLP627.8K$81.7M—Held
UBS Group AG599.3K$77.9M—Held
Squarepoint Ops LLC583.7K$75.9M—Held
Viking Global514.3K$66.9M—Held
SCHRODER INVESTMENT MANAGEMENT GROUP475.5K$62.3M—Held
AMERIPRISE FINANCIAL INC468.4K$60.9M—Held
NORTHERN TRUST CORP380.5K$49.5M—Held
NORGES BANK377.4K$49.1M−$1.44MAdded$42.5M
BAMCO INC /NY/373.9K$48.6M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC361.9K$47.1M—Held
Gotham Asset Management, LLC342.2K$44.5M—Held
Corient Private Wealth LLC340.2K$44.3M—Held
Invesco Ltd.319.3K$41.5M—Held
Bank of New York Mellon Corp308.5K$40.1M—Held
Qube Research & Technologies Ltd293.5K$38.2M—Held
BANK OF AMERICA CORP /DE/284.7K$37M−$4.98MCut−$22.7M
Schonfeld Strategic Advisors LLC265K$34.5M—Held
Nuveen, LLC224.1K$29.1M—Held
MARSHALL WACE, LLP219.3K$28.5M—Held
Parkman Healthcare Partners LLC200K$26M—Held
Erste Asset Management GmbH200K$26M—Held
MILLENNIUM MANAGEMENT LLC188K$24.4M—Held
RAYMOND JAMES FINANCIAL INC186.5K$24.3M—Held
AMERICAN CENTURY COMPANIES INC178.8K$23.2M—Held
DIMENSIONAL FUND ADVISORS LP173.9K$22.6M—Held
Man Group plc147.4K$19.2M—Held
Grantham, Mayo, Van Otterloo & Co. LLC143.8K$18.7M—Held
DF DENT & CO INC142.6K$18.6M—Held
RHUMBLINE ADVISERS124.6K$16.2M—Held
CITIGROUP INC121.2K$15.8M—Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC119K$15.5M—Held
JPMORGAN CHASE & CO117.8K$15.3M—Held
TD Asset Management Inc114.5K$14.9M—Held
JANE STREET GROUP, LLC102.9K$13.4M—Held
PRINCIPAL FINANCIAL GROUP INC97.9K$12.7M—Held
Bellevue Group AG97.3K$12.7M—Held
Legal & General Group Plc92.4K$12M—Held
Swiss National Bank91.1K$11.8M—Held
Rockefeller Capital Management L.P.86.4K$11.2M—Held
Tidal Investments LLC85.3K$11.1M—Held
Engineers Gate Manager LP83.5K$10.9M—Held
GAMCO INVESTORS, INC. ET AL83K$10.8M—Held
Alpha Wave Global, LP75.6K$9.83M—Held
D. E. Shaw & Co., Inc.66K$8.59M—Held
California Public Employees Retirement System63.4K$8.24M—Held
Renaissance Technologies59.9K$7.79M—Held
Swedbank AB59.5K$7.74M—Held
BARCLAYS PLC58.4K$7.59M−$1.02MCut−$3.89M
Quantbot Technologies LP56.9K$7.4M—Held
Retirement Systems of Alabama54.8K$7.13M—Held
ALLIANCEBERNSTEIN L.P.54.2K$7.05M—Held
Assenagon Asset Management S.A.53.5K$6.96M—Held
Verition Fund Management LLC53K$6.9M—Held
BLI - Banque de Luxembourg Investments48.8K$6.4M—Held
CAPITAL FUND MANAGEMENT S.A.47.6K$6.19M—Held
Sofinnova Investments, Inc.46.2K$6.01M—Held
Amundi43.9K$5.7M—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM43.8K$5.7M—Held
Citadel43.1K$5.6M—Held
NS Partners Ltd42.3K$5.51M—Held
Walleye Capital LLC42K$5.47M—Held
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM39.7K$5.17M—Held
VOLORIDGE INVESTMENT MANAGEMENT, LLC39.6K$5.14M—Held
WILSON ASSET MANAGEMENT (INTERNATIONAL) PTY LTD39.4K$5.13M—Held
CANADA PENSION PLAN INVESTMENT BOARD38.5K$5.01M—Held
STRS OHIO36.9K$4.8M—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE33.2K$4.32M—Held
GABELLI FUNDS LLC32.7K$4.25M—Held
Baird Financial Group, Inc.30.7K$3.99M—Held
NORDEA INVESTMENT MANAGEMENT AB28.3K$3.69M—Held
Campbell & CO Investment Adviser LLC27.8K$3.61M—Held
STOREBRAND ASSET MANAGEMENT AS27.7K$3.6M—Held
LOGAN CAPITAL MANAGEMENT INC26.5K$3.45M—Held
Onex Canada Asset Management Inc.25.8K$3.36M—Held
INTECH INVESTMENT MANAGEMENT LLC24.8K$3.22M—Held
MetLife Investment Management, LLC24.5K$3.18M—Held
Westmount Partners, LLC24.2K$3.15M—Held
NEW YORK STATE COMMON RETIREMENT FUND24.2K$3.14M—Held
Cerity Partners LLC23.8K$3.09M—Held
Cardinal Capital Management21.5K$2.79M—Held
Mariner, LLC21.4K$2.79M—Held
JANUS HENDERSON GROUP PLC20K$2.6M—Held
Advisors Asset Management, Inc.19.9K$2.58M—Held
STATE OF WISCONSIN INVESTMENT BOARD19.5K$2.53M—Held
Police & Firemen's Retirement System of New Jersey19.5K$2.53M—Held
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC19K$2.47M—Held
WELLS FARGO & COMPANY/MN18.7K$2.43M—Held
WORLDQUANT MILLENNIUM ADVISORS LLC18.6K$2.41M—Held
COMMERCE BANK17.9K$2.32M—Held
Creative Planning17.1K$2.23M—Held
ENVESTNET ASSET MANAGEMENT INC17K$2.21M—Held
SUSQUEHANNA INTERNATIONAL GROUP, LLP16.8K$2.19M—Held
State of New Jersey Common Pension Fund D16.7K$2.17M—Held
DARK FOREST CAPITAL MANAGEMENT LP16.4K$2.13M—Held
TUDOR INVESTMENT CORP ET AL16.2K$2.11M−$284.1KCut−$2.56M
DEERFIELD MANAGEMENT COMPANY, L.P.16.1K$2.1M—Held
YOUSIF CAPITAL MANAGEMENT, LLC14.5K$2.07M—Held
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC15.9K$2.07M—Held
ADAR1 Capital Management, LLC15K$1.95M—Held
BROWN ADVISORY INC14.9K$1.93M—Held
State of Tennessee, Department of Treasury13.9K$1.91M—Held
Sumitomo Mitsui Trust Group, Inc.14.6K$1.9M—Held
Trexquant Investment LP13.9K$1.81M—Held
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO13.9K$1.81M—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13.5K$1.76M—Held
Ameritas Investment Partners, Inc.13.3K$1.73M—Held
Quantinno Capital Management LP13.3K$1.72M—Held
LECAP ASSET MANAGEMENT LTD13.2K$1.72M—Held
Empower Advisory Group, LLC13.1K$1.7M—Held
Jump Financial, LLC13K$1.68M—Held
ARIZONA STATE RETIREMENT SYSTEM12.8K$1.67M—Held
XTX Topco Ltd12.7K$1.66M—Held
Louisiana State Employees Retirement System12.6K$1.64M—Held
COMERICA BANK12.2K$1.59M—Held
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC11.4K$1.56M—Held
LOCKERMAN FINANCIAL GROUP, INC.11.8K$1.53M—Held
Summit Trail Advisors, LLC11.7K$1.52M—Held
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS11.4K$1.49M—Held
Illinois Municipal Retirement Fund11.4K$1.48M—Held
PARADIGM CAPITAL MANAGEMENT INC/NY11.4K$1.48M—Held
ROYAL BANK OF CANADA11.3K$1.47M—Held
Sterling Capital Management LLC10.9K$1.42M—Held
MERCER GLOBAL ADVISORS INC /ADV10.9K$1.41M—Held
STATE OF MICHIGAN RETIREMENT SYSTEM10.8K$1.4M—Held
KLP KAPITALFORVALTNING AS10.6K$1.38M—Held
PICTON MAHONEY ASSET MANAGEMENT10.5K$1.37M—Held
NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC10.2K$1.33M—Held
VICTORY CAPITAL MANAGEMENT INC9.84K$1.28M—Held
Zurcher Kantonalbank (Zurich Cantonalbank)9.7K$1.26M—Held
OCCUDO QUANTITATIVE STRATEGIES LP9.66K$1.26M—Held
Polymer Capital Management (US) LLC9.52K$1.24M—Held
Dynamic Technology Lab Private Ltd9.48K$1.23M—Held
ExodusPoint Capital Management, LP9.38K$1.22M—Held
OREGON PUBLIC EMPLOYEES RETIREMENT FUND9.07K$1.18M—Held
XPONANCE LLC8.74K$1.14M—Held
Birchview Capital, LP8.28K$1.08M—Held
OP Asset Management Ltd8.21K$1.07M−$110.3KAdded$136.7K
Wilmington Savings Fund Society, FSB8.02K$1.04M—Held
DE BURLO GROUP INC7.95K$1.03M—Held
WELLINGTON MANAGEMENT GROUP LLP7.83K$1.02M—Held
SEI INVESTMENTS CO7.71K$1M—Held
BNP PARIBAS FINANCIAL MARKETS7.53K$979.2K—Held
Vanguard Personalized Indexing Management, LLC7.52K$978.4K—Held
LPL Financial LLC7.51K$977K—Held
Pacer Advisors, Inc.7.36K$957.2K—Held
PNC Financial Services Group, Inc.7.29K$947.7K—Held
Pathstone Holdings, LLC7.11K$924.3K—Held
DEUTSCHE BANK AG\6.74K$876.1K—Held
Pictet Asset Management Holding SA6.54K$850.6K—Held
NAVELLIER & ASSOCIATES INC6.31K$820.7K—Held
Graham Capital Management, L.P.6.02K$782.6K—Held
Universal- Beteiligungs- und Servicegesellschaft mbH5.81K$755.9K—Held
Cinctive Capital Management LP5.68K$738.9K—Held
Focus Partners Wealth5.47K$711.9K—Held
Magnetar Financial LLC5.46K$709.5K—Held
Malaga Cove Capital, LLC5.37K$697.9K—Held
B.O.S.S. Retirement Advisors, LLC5.34K$694.1K—Held
BANK OF NOVA SCOTIA5.25K$682.4K—Held
FORA Capital, LLC5.17K$672.9K—Held
EXCHANGE TRADED CONCEPTS, LLC5.1K$663.4K—Held
NEUBERGER BERMAN GROUP LLC5.01K$651.1K—Held
BANK OF MONTREAL /CAN/4.98K$647.2K—Held
Laird Norton Wetherby Trust Company, LLC4.78K$621.4K—Held
CAPSTONE INVESTMENT ADVISORS, LLC4.72K$613.6K—Held
Russell Investments Group, Ltd.4.63K$602.6K—Held
STIFEL FINANCIAL CORP4.53K$588.7K—Held
VOYA INVESTMENT MANAGEMENT LLC4.41K$574K—Held
FRANKLIN RESOURCES INC4.38K$570.2K—Held
Eukles Asset Management4.35K$565.8K—Held
TEMA ETFS LLC4.34K$564.7K—Held
NEOS Investment Management LLC4.34K$564.7K—Held
New Age Alpha Advisors, LLC4.24K$551.2K—Held
Private Advisor Group, LLC4.22K$549.5K—Held
CAPTRUST FINANCIAL ADVISORS3.85K$501K—Held
Avior Wealth Management, LLC3.8K$493.8K—Held
US BANCORP \DE\3.76K$489.5K—Held
HighTower Advisors, LLC3.75K$487.3K—Held
QUADRANT CAPITAL GROUP LLC3.75K$487.2K—Held
FEDERATED HERMES, INC.3.67K$477.6K—Held
Federation des caisses Desjardins du Quebec3.66K$475.6K—Held
VERUS CAPITAL PARTNERS, LLC3.65K$474.8K—Held
Krilogy Financial LLC3.36K$471.4K—Held
Versor Investments LP3.56K$463.5K—Held
Mitsubishi UFJ Asset Management Co., Ltd.3.5K$446.2K—Held
OXFORD FINANCIAL GROUP, LTD. LLC3.43K$446.1K—Held
SECURIAN ASSET MANAGEMENT, INC3.33K$433.5K—Held
M&T Bank Corp3.32K$431.9K—Held
NorthCrest Asset Manangement, LLC3.13K$419.8K—Held
CenterBook Partners LP3.15K$409.4K—Held
Curi Capital, LLC3.14K$408.8K—Held
Farringdon Capital, Ltd.3.14K$408.5K—Held
Havemeyer Place LP3.02K$392.8K—Held
Merit Financial Group, LLC2.98K$387.7K—Held
COLDSTREAM CAPITAL MANAGEMENT INC2.96K$385.4K—Held
State of Wyoming2.9K$376.7K—Held
111 Capital2.87K$373.4K—Held
Ensign Peak Advisors, Inc2.71K$352.6K—Held
TWO SIGMA SECURITIES, LLC2.71K$352.6K—Held
180 WEALTH ADVISORS, LLC2.66K$346.2K—Held
BUCKHEAD CAPITAL MANAGEMENT LLC2.65K$344.7K—Held
Crossmark Global Holdings, Inc.2.64K$343.4K—Held
KCM INVESTMENT ADVISORS LLC2.52K$327.1K—Held
OPPENHEIMER ASSET MANAGEMENT INC.2.5K$325.5K—Held
ORSER CAPITAL MANAGEMENT, LLC2.45K$318.6K—Held
TOWNSQUARE CAPITAL LLC2.44K$317.9K—Held
Utah Retirement Systems2.38K$309.8K—Held
Headlands Technologies LLC2.35K$305.6K—Held
FIRST TRUST ADVISORS LP2.34K$304.5K—Held
Fiduciary Trust Co2.34K$304.2K—Held
HB Wealth Management, LLC2.34K$303.9K—Held
T. Rowe Price Investment Management, Inc.2.33M$303.1K—Held
NATIXIS2.29K$297.3K—Held
INCEPTIONR LLC2.2K$286.4K—Held
Swiss Life Asset Management Ltd2.17K$282.6K−$38KCut−$38K
Hardy Reed LLC2.17K$282.5K—Held
Cadence Bank2.17K$282.5K—Held
Farther Finance Advisors, LLC2.14K$278.8K—Held
nVerses Capital, LLC2.07K$268.8K—Held
Maryland State Retirement & Pension System2.03K$263.8K—Held
Aigen Investment Management, LP2.02K$262.5K—Held
BEESE FULMER INVESTMENT MANAGEMENT, INC.2K$260.4K—Held
PRUDENTIAL FINANCIAL INC1.96K$256.6K—Held
SILVER OAK SECURITIES, INCORPORATED1.96K$256.2K—Held
Blueshift Asset Management, LLC1.97K$255.7K—Held
Chicago Partners Investment Group LLC1.8K$254.1K—Held
MISSION WEALTH MANAGEMENT, LP1.89K$245.2K—Held
ASSETMARK, INC1.85K$240.6K—Held
ProShare Advisors LLC1.83K$238K—Held
O'SHAUGHNESSY ASSET MANAGEMENT, LLC1.76K$229.2K—Held
iSAM Funds (UK) Ltd1.76K$229.2K—Held
Vident Advisory, LLC1.75K$227.3K—Held
Rothschild Wealth LLC1.75K$227.2K—Held
Allworth Financial LP1.7K$220.5K−$15.8KAdded$86.9K
Sanctuary Advisors, LLC1.67K$217.4K—New
CIBC Asset Management Inc1.67K$217.1K—Held

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.