MASI — MASIMO CORP

Ownership history in Bayesian Capital Management, LP  ·  9 quarters on record

This page tracks every 13F SEC filing in which Bayesian Capital Management, LP reported a position in MASIMO CORP (MASI). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.29% (2016 Q2)
Avg. % of fund
0.15%
First filed
2016 Q2
Last filed
2025 Q3
Quarters held
9
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 5,779 -221 -3.7% 0.17% $853K $147.55
2025 Q1 REDUCED 6,000 -3,307 -35.5% 0.17% $1000K $166.60
2024 Q2 ADDED 9,307 +7,543 +427.6% 0.13% $1.2M $125.94
2022 Q2 REDUCED 1,764 -707 -28.6% 0.04% $231K $130.67
5 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    MASI price (monthly, adj. close)

Other funds also holding MASI

As of 2025 Q4 — sorted by position size

Politan Capital Management LP 3Y 71.01% NAYA CAPITAL MANAGEMENT UK LTD 3Y 7Y 15.28% LOCKERMAN FINANCIAL GROUP, INC. 3Y 2.94% Parkman Healthcare Partners LLC 3Y 2.48% WILSON ASSET MANAGEMENT (INTERNATIONAL) PTY LTD 3Y 1.32% Alpha Wave Global, LP 3Y 7Y 1.2% RTW INVESTMENTS, LP 3Y 7Y 0.89% WESTFIELD CAPITAL MANAGEMENT CO LP 3Y 7Y 0.82% LECAP ASSET MANAGEMENT LTD 0.68% Birchview Capital, LP 3Y 7Y 0.63%
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