MASI — MASIMO CORP

Ownership history in Alpha Wave Global, LP  ·  3 quarters on record

This page tracks every 13F SEC filing in which Alpha Wave Global, 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
1.85% (2025 Q2)
Avg. % of fund
1.5%
First filed
2025 Q2
Last filed
2025 Q4
Quarters held
3
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 75,552 -21,550 -22.2% 1.20% $9.8M $130.06
2025 Q3 REDUCED 97,102 -4,966 -4.9% 1.45% $14.3M $147.55
2025 Q2 INITIATED 102,068 — — 1.85% $17.2M $168.22
% 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% 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% nVerses Capital, LLC 0.6%
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