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Westmount Partners, LLC

SEC CIK
0002051491
Latest filing
Jul 7, 2026

MASI holding history

Masimo Corp in every 13F filed by Westmount Partners, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MASI overviewAll 13F holders of MASIFull Q2 2026 holdings

Shares (Q2 2026)
0
Sold out in Q2 2026
Value
$0
% of portfolio
0.0%
Quarters held
14
Since Q4 2022
Holdings of MASI by Westmount Partners, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20260$00.0%−24,232−100.0%Sold outHolders
Q1 202624,232$4.31M1.1%00.0%UnchangedHolders
Q4 202524,232$3.15M0.8%−1,634−6.3%ReducedHolders
Q3 202525,866$3.69M1.0%00.0%UnchangedHolders
Q2 202525,866$4.35M1.2%−125−0.5%ReducedHolders
Q1 202525,991$4.33M1.3%00.0%UnchangedHolders
Q4 202425,991$4.30M1.3%00.0%UnchangedHolders
Q3 202425,991$3.47M1.0%00.0%UnchangedHolders
Q2 202425,991$3.03M1.0%−433−1.6%ReducedHolders
Q1 202426,424$3.88M1.4%00.0%UnchangedHolders
Q4 202326,424$3.10M1.3%00.0%UnchangedHolders
Q3 202326,424$2.32M1.0%00.0%UnchangedHolders
Q2 202326,424$4.35M1.9%00.0%UnchangedHolders
Q1 202326,424$4.88M2.3%−279−1.0%ReducedHolders
Q4 202226,703$3.95M2.1%–No prior filingHolders