Private company

MASIMO CORP

American electromedical and electrotherapeutic apparatus company.

Last updated Oct 18, 2026.

Overview

$1.5BRevenue, fiscal 2026²

-$151.5MNet income, fiscal 2026²

IndustryElectromedical & Electrotherapeutic Apparatus
HeadquartersDE
Incorporated inDE³
Business address52 Discovery, Irvine, Ca 92618³
Filer categoryLarge accelerated filer³

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Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2026

61.9%Gross margin²

20.3%Operating margin²

-9.9%Net margin²

-21.0%Return on equity²

0.72×Debt to equity²

$198.4MFree cash flow²

Where the money goes

Where each dollar of revenue went, fiscal 2026

Cost of revenueSelling, general and adminOther costs

Cost of revenue38¢$581.7M
Research and development8¢$126.4M
Selling, general and admin33¢$506.0M
Other costs16¢$247.9M
Income tax4¢$64.9M

Out of $1.5B in revenue.² The company lost money this year.

Where each dollar of operating cash went, fiscal 2026

Share buybacks

Capital spending5¢$19.4M
Share buybacks95¢$363.7M

Out of $217.8M of cash from operations. Spending exceeded cash from operations; the rest came from savings or borrowing.²

Financial statements

Revenue⁴⁵⁶⁷²$1.5B in 2026+78% since 2018

Gross profit⁴⁵⁶⁷²$945.2M in 2026+64% since 2018

Operating income⁴⁵⁶⁷²$310.0M in 2026+49% since 2018

Net income⁴⁷²-$151.5M in 2026

Fiscal year	2018	2019	2021	2022	2023	2024	2026
Revenue	$858.3M⁴	$937.8M⁵	$1.1B⁶	$2.0B⁷	$1.3B²	$1.4B²	$1.5B²
Cost of revenue	$283.4M⁴	$308.7M⁵	$400.7M⁶	$977.0M⁷	$509.9M²	$600.9M²	$581.7M²
Gross profit	$574.9M⁴	$629.2M⁵	$743.0M⁶	$1.1B⁷	$765.6M²	$794.3M²	$945.2M²
Research and development	$81.0M⁴	$93.3M⁵	$118.7M⁶	$191.4M⁷	$130.5M²	$182.2M²	$126.4M²
Selling, general and admin	$285.4M⁴	$314.7M⁵	$369.0M⁶	$657.4M⁷	$451.3M²	$548.6M²	$506.0M²
Operating income	$208.0M⁴	$221.2M⁵	$255.8M⁶	$210.0M⁷	$166.0M²	$63.0M²	$310.0M²
Interest	$706.0K⁴	$328.0K⁵	$300.0K⁶	$25.7M¹¹	$50.3M¹¹
Income tax	$20.2M⁴	$38.0M⁵	$23.4M⁶	$49.9M⁷	$5.3M²	$5.6M²	$64.9M²
Net income	$193.5M⁴	$196.2M⁴	$240.3M⁴	$143.5M⁷	$81.5M²	-$304.9M²	-$151.5M²
Earnings per share	$3.70⁴	$3.67⁵	$4.39⁶	$2.68⁷	$1.54²	-$5.72²	-$2.83²
Earnings per share (diluted)	$3.45⁴	$3.44⁵	$4.14⁶	$2.60⁷	$1.51²	-$5.60²	-$2.80²

Total assets¹²⁴⁵¹¹⁷²$1.7B in 2026+47% since 2018

Total liabilities¹²⁴⁵¹¹⁷²$977.7M in 2026+426% since 2018

Shareholders’ equity¹²⁴¹¹²$721.2M in 2026−26% since 2018

Cash⁴⁵⁶⁷²$152.3M in 2026−72% since 2018

Long-term debt¹¹⁷²$518.0M in 2026−45% since 2022

Fiscal year	2018	2019	2021	2022	2023	2024	2025	2026
Cash	$552.5M⁴	$567.7M⁵	$641.4M⁶	$202.9M⁷	$163.0M⁷	$123.6M²		$152.3M²
Current assets	$789.3M¹²	$996.1M⁴	$1.1B⁵	$1.3B¹¹	$1.2B⁷	$1.2B²		$926.0M²
Total assets	$1.2B¹²	$1.4B⁴	$1.7B⁵	$3.2B¹¹	$3.0B⁷	$2.6B²		$1.7B²
Current liabilities	$146.6M¹²	$172.2M⁴	$233.8M⁵	$630.0M¹¹	$563.8M⁷	$617.7M²		$371.6M²
Long-term debt				$941.6M¹¹	$871.7M⁷	$714.3M²		$518.0M²
Total liabilities	$185.8M¹²	$228.3M⁴	$304.9M⁵	$1.9B¹¹	$1.7B⁷	$1.6B²		$977.7M²
Shareholders’ equity	$969.1M¹²	$1.2B⁴	$1.4B¹¹	$1.3B²	$1.4B²	$1.1B²		$721.2M²
Shares outstanding	53.2M shares¹⁴	53.8M shares¹²	55.3M shares⁴	52.5M shares¹¹	52.8M shares⁷	53.6M shares²	53.9M shares⁷	52.2M shares¹⁵

Cash from operations⁴⁵⁶⁷²$217.8M in 2026−9% since 2018

Capital spending⁴⁵⁶⁷²$19.4M in 2026+13% since 2018

Free cash flow⁴⁵⁶⁷²$198.4M in 2026−11% since 2018

Share buybacks⁴⁵⁶⁷²$363.7M in 2026+1868% since 2018

Fiscal year	2018	2019	2021	2022	2023	2024	2026
Cash from operations	$239.5M⁴	$221.6M⁵	$211.1M⁶	$29.4M⁷	$94.1M²	$196.4M²	$217.8M²
Capital spending	$17.1M⁴	$68.4M⁵	$72.5M⁶	$52.8M⁷	$38.4M²	$21.1M²	$19.4M²
Free cash flow	$222.4M	$153.3M	$138.6M	-$23.4M	$55.7M	$175.3M	$198.4M
Dividends paid
Share buybacks	$18.5M⁴	$37.6M⁵	$110.5M⁶	$401.5M⁷	$0²	$0²	$363.7M²
Dividend per share

Compare MASIMO CORP with another company

Leadership

Who has led MASIMO CORP, and when. Pick a name to see everywhere that person has worked.

Chief executive

President

Chief financial officer

Chief operating officer

2010201520202025

Chief executive officerCatherine M. Szyman Feb 14, 2025 to now¹⁶
Chief executive officerMichelle Brennan Nov 13, 2024 to Feb 14, 2025¹⁷
PresidentKevin P. Duffy Apr 14, 2022 to Apr 14, 2022¹⁸
PresidentTetsuro Maniwa May 12, 2008 to May 12, 2008¹⁹
PresidentOlivier Berthon Aug 7, 2007 to May 16, 2008²⁰
PresidentRick Fishel Aug 7, 2007 to Feb 8, 2013²¹
PresidentMark Harty Dec 12, 2007 to Dec 12, 2007²²
Chief financial officerMicah W. Young Oct 17, 2017 to now²³
Chief financial officerRaad Mark De Aug 7, 2007 to Jun 7, 2017²⁴
Chief operating officerBlair Tripodi Sep 26, 2022 to now²⁵
Chief operating officerBilal Muhsin May 10, 2019 to Sep 26, 2022²⁶
Chief operating officerAnand Sampath Aug 14, 2014 to Mar 19, 2019²⁷
Chief operating officerAnthony Allan May 17, 2010 to Nov 23, 2011²⁸

Board members and other officers (40)

Chief Human Resources OfficerElisabeth A. Hellmann Apr 23, 2025 to now²⁹
Chief Commerical OfficerGreg Allen Meehan Aug 11, 2025 to now³⁰
CTIO & EVP of EngineeringOmar Ahmed Aug 11, 2025 to now³¹
Chief Marketing OfficerTim Benner Aug 11, 2025 to now³²
SVP, Chief Accounting OfficerPaul Hataishi Feb 28, 2023 to now³³
EVP, GEN COUNSEL & CORP SECThomas Samuel McClenahan Mar 16, 2020 to Mar 1, 2024³⁴
SVP, Chief Accounting OfficerJohn Todd Koning Nov 5, 2020 to Mar 2, 2021³⁵
EVP BUS DEVTao Levy Jan 8, 2018 to Nov 15, 2024³⁶
EVP, ENG, MKTG & REGBilal Muhsin Mar 20, 2018 to Mar 19, 2019³⁷
EVP, Bus DevThierry Leclercq Apr 14, 2017 to May 10, 2017³⁸
Chief Accounting OfficerRamshorst David J. Van Feb 24, 2015 to Apr 15, 2020³⁹
Pres, WW OEM Bus & Corp DevRick Fishel May 30, 2013 to Jul 18, 2017⁴⁰
Executive VP, MarketingPaul Jansen Apr 23, 2008 to Mar 10, 2017⁴¹
EVP, Business DevelopmentDavid Goodman Sep 17, 2008 to Sep 17, 2008⁴²
Chief Technical OfficerAmmar Al-Ali Aug 7, 2007 to Aug 5, 2008⁴³
EVP, EngineeringAnand Sampath Aug 7, 2007 to now⁴⁴
EVP, Chief Marketing OfficerBradley Langdale Aug 7, 2007 to Aug 7, 2007⁴⁵
EVP, Bus. Dev., GC & SecretaryChristopher Kilpatrick Aug 7, 2007 to Mar 4, 2008⁴⁶
Pres., Worldwide OEM BusinessMohamed Elmandjra Aug 7, 2007 to Feb 5, 2008⁴⁷
EVP, Operations & CIOYongsam Lee Aug 7, 2007 to Mar 2, 2021⁴⁸
EVP, Human ResourcesDavid Jennings Dec 12, 2007 to Dec 12, 2007⁴⁹
Board memberCatherine M. Szyman Feb 14, 2025 to now¹⁶
Board memberQuentin Koffey May 1, 2025 to now⁵⁰
Board memberCharles Dadswell Sep 3, 2025 to now⁵¹
Board memberBob Chapek Jan 16, 2024 to now⁵²
Board memberWilliam R. Jellison Sep 23, 2024 to now⁵³
Board memberTimothy J. Scannell Oct 18, 2024 to now⁵⁴
Board memberWendy E. Lane Oct 18, 2024 to now⁵⁵
Board memberMichelle Brennan Jun 29, 2023 to now⁵⁶
Board memberRolf A. Classon Nov 7, 2023 to Dec 21, 2023⁵⁷
Board memberJulie Ann Shimer Jan 8, 2019 to May 31, 2023⁵⁸
Board memberAdam Mikkelson Oct 27, 2016 to Jun 28, 2023⁵⁹
Board memberThomas Harkin Dec 18, 2015 to Jun 1, 2021⁶⁰
Board memberCraig B. Reynolds Apr 7, 2014 to now⁶¹
Board memberEdward L. Cahill Aug 7, 2007 to Feb 20, 2014⁶²
Board memberJack W. Lasersohn Aug 7, 2007 to Dec 18, 2015⁶³
Board memberSanford Fitch Aug 7, 2007 to Jun 2, 2020⁶⁴
General counselCharles Dadswell Mar 10, 2026 to now⁶⁵
General counselThomas Samuel McClenahan Apr 25, 2013 to Feb 6, 2020⁶⁶
General counselStephen M. Moran Jul 14, 2008 to Jul 14, 2008⁶⁷

Timeline

Feb 14, 2025New chief executive Catherine M. Szyman becomes CEO¹⁶
Nov 13, 2024New chief executive Michelle Brennan becomes CEO¹⁷

Filings

499 filings to the SEC since October 2021: 8 annual reports, 14 quarterly reports, 81 major events, 147 insider forms, 48 large holders, 201 other. The latest 20:

The 499 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last three years, summarized. The full record is on SEC EDGAR.

Insider trades and holders

Large holders

Investors who own more than 5% must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively. 48 such filings since October 2021, the latest 10:

From Forms 4 and Schedules 13D and 13G filed with the SEC.

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARMASIMO CORP filings on SEC EDGAR
2
SEC EDGARMASIMO CORP 10-K for fiscal 2026
3
SEC EDGARMASIMO CORP filings on SEC EDGAR
4
SEC EDGARMASIMO CORP 10-K for fiscal 2018
5
SEC EDGARMASIMO CORP 10-K for fiscal 2019
6
SEC EDGARMASIMO CORP 10-K for fiscal 2021
7
SEC EDGARMASIMO CORP 10-K for fiscal 2022
8
SEC EDGARMASIMO CORP 10-Q for fiscal 2025
9
SEC EDGARMASIMO CORP 10-Q for fiscal 2025
10
SEC EDGARMASIMO CORP 10-Q for fiscal 2025
11
SEC EDGARMASIMO CORP 10-K for fiscal 2022
12
SEC EDGARMASIMO CORP 10-K for fiscal 2018
13
SEC EDGARMASIMO CORP 10-Q for fiscal 2025
14
SEC EDGARMASIMO CORP 10-K for fiscal 2018
15
SEC EDGARMASIMO CORP 10-K for fiscal 2026
16
SEC EDGARCatherine M. Szyman, Chief executive officer
17
SEC EDGARMichelle Brennan, Chief executive officer
18
SEC EDGARKevin P. Duffy, President
19
SEC EDGARTetsuro Maniwa, President
20
SEC EDGAROlivier Berthon, President
21
SEC EDGARRick Fishel, President
22
SEC EDGARMark Harty, President
23
SEC EDGARMicah W. Young, Chief financial officer
24
SEC EDGARRaad Mark De, Chief financial officer
25
SEC EDGARBlair Tripodi, Chief operating officer
26
SEC EDGARBilal Muhsin, Chief operating officer
27
SEC EDGARAnand Sampath, Chief operating officer
28
SEC EDGARAnthony Allan, Chief operating officer
29
SEC EDGARElisabeth A. Hellmann, Chief Human Resources Officer
30
SEC EDGARGreg Allen Meehan, Chief Commerical Officer
31
SEC EDGAROmar Ahmed, CTIO & EVP of Engineering
32
SEC EDGARTim Benner, Chief Marketing Officer
33
SEC EDGARPaul Hataishi, SVP, Chief Accounting Officer
34
SEC EDGARThomas Samuel McClenahan, EVP, GEN COUNSEL & CORP SEC
35
SEC EDGARJohn Todd Koning, SVP, Chief Accounting Officer
36
SEC EDGARTao Levy, EVP BUS DEV
37
SEC EDGARBilal Muhsin, EVP, ENG, MKTG & REG
38
SEC EDGARThierry Leclercq, EVP, Bus Dev
39
SEC EDGARRamshorst David J. Van, Chief Accounting Officer
40
SEC EDGARRick Fishel, Pres, WW OEM Bus & Corp Dev
41
SEC EDGARPaul Jansen, Executive VP, Marketing
42
SEC EDGARDavid Goodman, EVP, Business Development
43
SEC EDGARAmmar Al-Ali, Chief Technical Officer
44
SEC EDGARAnand Sampath, EVP, Engineering
45
SEC EDGARBradley Langdale, EVP, Chief Marketing Officer
46
SEC EDGARChristopher Kilpatrick, EVP, Bus. Dev., GC & Secretary
47
SEC EDGARMohamed Elmandjra, Pres., Worldwide OEM Business
48
SEC EDGARYongsam Lee, EVP, Operations & CIO
49
SEC EDGARDavid Jennings, EVP, Human Resources
50
SEC EDGARQuentin Koffey, Board member
51
SEC EDGARCharles Dadswell, Board member
52
SEC EDGARBob Chapek, Board member
53
SEC EDGARWilliam R. Jellison, Board member
54
SEC EDGARTimothy J. Scannell, Board member
55
SEC EDGARWendy E. Lane, Board member
56
SEC EDGARMichelle Brennan, Board member
57
SEC EDGARRolf A. Classon, Board member
58
SEC EDGARJulie Ann Shimer, Board member
59
SEC EDGARAdam Mikkelson, Board member
60
SEC EDGARThomas Harkin, Board member
61
SEC EDGARCraig B. Reynolds, Board member
62
SEC EDGAREdward L. Cahill, Board member
63
SEC EDGARJack W. Lasersohn, Board member
64
SEC EDGARSanford Fitch, Board member
65
SEC EDGARCharles Dadswell, General counsel
66
SEC EDGARThomas Samuel McClenahan, General counsel
67
SEC EDGARStephen M. Moran, General counsel