Skip to main content

Fred Alger Management, LLC

SEC CIK
0000003520
Latest filing
Aug 14, 2026

MASI holding history

Masimo Corp in every 13F filed by Fred Alger Management, 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 (Q3 2025)
0
Sold out in Q3 2025
Value
$0
% of portfolio
0.0%
Quarters held
11
Since Q1 2021
Holdings of MASI by Fred Alger Management, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20250$00.0%−12,185−100.0%Sold outHolders
Q2 202512,185$2.05M<0.1%+3,413+38.9%AddedHolders
Q1 20258,772$1.46M<0.1%−11,658−57.1%ReducedHolders
Q4 202420,430$3.38M<0.1%+15,971+358.2%AddedHolders
Q3 20244,459$594.5K<0.1%+4,459NewHolders
Q1 20240$00.0%−12,439−100.0%Sold outHolders
Q4 202312,439$1.46M<0.1%+12,439NewHolders
Q3 20230$00.0%−266−100.0%Sold outHolders
Q2 2023266$43.8K<0.1%−8,210−96.9%ReducedHolders
Q1 20238,476$1.56M<0.1%+8,476NewHolders
Q1 20220$00.0%−16,572−100.0%Sold outHolders
Q4 202116,572$4.85M<0.1%00.0%UnchangedHolders
Q3 202116,572$4.49M<0.1%00.0%UnchangedHolders
Q2 202116,572$4.02M<0.1%−177,090−91.4%ReducedHolders
Q1 2021193,662$44.5M0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.