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MASI - MASIMO CORP

This page shows which of the focused investors we track hold MASI and how their positions changed, so you can see how much conviction the group has in the stock.

In Q4 2025 it was held by 2 managers with an aggregate reported value of $66.9M, which is 0.01% of the combined portfolio.

As of Q4 2025, 2 tracked institutional managers held MASI (MASIMO CORP) with an aggregate reported value of $66.9M0.01% of the combined AlphaBaseline portfolio.

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Source
Curated SEC 13F filings
Period
Q4 2025
Ticker
MASI

13F data is delayed and excludes shorts/non-13F assets.

Holders

1Viking Global Investors - Viking Global Investors0.18%Reduce -52.1%514,340$66.9M
2First Eagle - First Eagle Investment Management0.00%New28$3.64K
Loading holder history for MASI