Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
74,046,339
Total 13F shares
55,309,811
Share change
-842,976
Total reported value
$7,194,589,309
Put/Call ratio
229%
Price per share
$130.06
Number of holders
381
Value change
-$130,173,636
Number of buys
172
Number of sells
179

Institutional Holders of MASIMO CORP - Common Stock, par value $0.001 per share (MASI) as of Q4 2025

As of 31 Dec 2025, MASIMO CORP - Common Stock, par value $0.001 per share (MASI) was held by 381 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 55,309,811 shares. The largest 10 holders included BlackRock, Inc., FMR LLC, Politan Capital Management LP, VANGUARD GROUP INC, MASSACHUSETTS FINANCIAL SERVICES CO /MA/, T. Rowe Price Investment Management, Inc., NAYA CAPITAL MANAGEMENT UK LTD, WESTFIELD CAPITAL MANAGEMENT CO LP, STATE STREET CORP, and Alyeska Investment Group, L.P.. This page lists 381 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.