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$MASI* · MASIMO CORP COM

Patient monitoring and pulse oximetry

5 tracked filer(s) hold this · 2 opened, 1 added, 0 trimmed in 31-MAR-2026

Aggregate 13FScore 38 — mean of 5 scored holder(s) · buyers (new/add) avg 45. Higher = the smart money in this name has the better track record.

Filer13FScoreThis quarterSharesValue% of their book
George Soros / Soros Fund Mgmt30New buy100,838$17,936,0550.2%
Louis Bacon / Moore55New buy10,020$1,782,2570.0%
Bridgewater49Added +17%1,899$337,7750.0%
Quentin Koffey / Politan Capital17Holds (flat)4,589,648$816,360,69082.9%
Ancora38Holds (flat)29$5,1580.0%

Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-06-27.