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First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

MPWR holding history

Monolithic Power Systems, Inc. in every 13F filed by First Manhattan Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MPWR overviewAll 13F holders of MPWRFull Q2 2026 holdings

Shares (Q3 2023)
0
Sold out in Q3 2023
Value
$0
% of portfolio
0.0%
Quarters held
4
Since Q2 2021
Holdings of MPWR by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20230$00.0%−36−100.0%Sold outHolders
Q2 202336$19.4K<0.1%00.0%UnchangedHolders
Q1 202336$18.0K<0.1%00.0%UnchangedHolders
Q4 202236$12.7K<0.1%+36NewHolders
Q3 20210$00.0%−15−100.0%Sold outHolders
Q2 202115$5.00K<0.1%+15NewHolders