MASI

Masimo Corp

Company with tickers: MASI

CIK

937556

CUSIP

574795100

Shares Outstanding

52,369,086

Website

https://www.masimo.com

13F Activity (30d)

203 filings 194 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value
2026-06-10	Sampath Anand	EVP, Operations	Other	4,422	$0.58	$2,565
2026-06-10	Benner Tim	Chief Marketing Officer	Other	3,490	$180.00	$628,200
2026-06-10	Szyman Catherine M.	CVP, Critical Care	Other	39,904	—	—
2026-06-10	Brennan Michelle	Director	Other	9,309	$180.00	$1,675,620
2026-06-10	Hataishi Paul	SVP, Chief Accounting Officer	Other	627	—	—
2026-06-10	Hataishi Paul	SVP, Chief Accounting Officer	Other	3,134	—	—
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	10,485	$180.00	$1,887,300
2026-06-10	Sampath Anand	EVP, Operations	Other	4,828	—	—
2026-06-10	LANE WENDY E	Director	Other	2,608	$180.00	$469,440
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	5,788	$46.50	$269,142
2026-06-10	Scannell Timothy J	President and COO	Other	2,608	$180.00	$469,440
2026-06-10	Benner Tim	Chief Marketing Officer	Other	6,128	—	—
2026-06-10	Hellmann Elisabeth A	SVP, Human Resources	Other	2,873	$30.76	$88,373
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	7,739	$13.48	$104,322
2026-06-10	Dadswell Charles	Director	Other	11,886	—	—
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	6,362	$22.47	$142,954
2026-06-10	Meehan Greg Allen	Chief Commerical Officer	Other	8,550	—	—
2026-06-10	Hellmann Elisabeth A	SVP, Human Resources	Other	1,005	—	—
2026-06-10	Hellmann Elisabeth A	SVP, Human Resources	Other	5,985	—	—
2026-06-10	Hellmann Elisabeth A	SVP, Human Resources	Other	4,020	$180.00	$723,600
2026-06-10	Sampath Anand	EVP, Operations	Other	3,855	$22.47	$86,622
2026-06-10	Hataishi Paul	SVP, Chief Accounting Officer	Other	3,380	—	—
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	17,671	—	—
2026-06-10	Sampath Anand	EVP, Operations	Other	10,000	$93.05	$930,500
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	11,954	$53.51	$639,659
2026-06-10	Szyman Catherine M.	CVP, Critical Care	Other	22,283	—	—
2026-06-10	Szyman Catherine M.	CVP, Critical Care	Other	18,617	$13.48	$250,957
2026-06-10	Dadswell Charles	Director	Other	10,261	—	—
2026-06-10	Sampath Anand	EVP, Operations	Other	33,901	$180.00	$6,102,180
2026-06-10	Hataishi Paul	SVP, Chief Accounting Officer	Other	910	—	—
2026-06-10	Hataishi Paul	SVP, Chief Accounting Officer	Other	13,317	$180.00	$2,397,060
2026-06-10	Szyman Catherine M.	CVP, Critical Care	Other	7,605	$180.00	$1,368,900
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	16,898	$180.00	$3,041,640
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	20,000	$95.03	$1,900,600
2026-06-10	Sampath Anand	EVP, Operations	Other	10,000	$89.13	$891,300
2026-06-10	Szyman Catherine M.	CVP, Critical Care	Other	6,306	—	—
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	4,175	$93.05	$388,484
2026-06-10	Politan Capital Management LP	Insider	Other	1,119	—	—
2026-06-10	Scannell Timothy J	President and COO	Other	1,119	—	—
2026-06-10	Brennan Michelle	Director	Other	1,119	—	—
2026-06-10	Meehan Greg Allen	Chief Commerical Officer	Other	1,933	—	—
2026-06-10	Benner Tim	Chief Marketing Officer	Other	1,163	—	—
2026-06-10	Young Micah W	EVP & Chief Financial Officer	Other	25,656	$180.00	$4,618,080
2026-06-10	Solomon Darlene J. S.	Director	Other	1,119	—	—
2026-06-10	Szyman Catherine M.	CVP, Critical Care	Other	49,243	$180.00	$8,863,740
2026-06-10	Sampath Anand	EVP, Operations	Other	5,158	—	—
2026-06-10	Meehan Greg Allen	Chief Commerical Officer	Other	5,801	$180.00	$1,044,180
2026-06-10	Meehan Greg Allen	Chief Commerical Officer	Other	4,306	$24.87	$107,090
2026-06-10	Politan Capital Management LP	Insider	Other	4,590,873	$180.00	$826,357,140
2026-06-10	Sampath Anand	EVP, Operations	Other	6,840	—	—

Showing 1–50 of 870 transactions