A detailed history of St Germain D J CO Inc transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, St Germain D J CO Inc holds 201 shares of MPWR stock, worth $202,005. This represents 0.01% of its overall portfolio holdings.

Number of Shares
201
Previous 230 12.61%
Holding current value
$202,005
Previous $168,000 10.12%
% of portfolio
0.01%
Previous 0.01%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Oct 07, 2025

SELL
$711.24 - $922.81 $20,625 - $26,761
-29 Reduced 12.61%
201 $185,000
Q2 2025

Jul 16, 2025

BUY
$455.19 - $737.73 $103,783 - $168,202
228 Added 11400.0%
230 $168,000
Q3 2023

Oct 23, 2023

BUY
$440.38 - $588.72 $880 - $1,177
2 New
2 $0

Others Institutions Holding MPWR

About MONOLITHIC POWER SYSTEMS INC


  • Ticker MPWR
  • Exchange NASDAQ
  • Sector Technology
  • Industry Semiconductors
  • Shares Outstandng 46,941,000
  • Market Cap $47.2B
  • Description
  • Monolithic Power Systems, Inc. engages in the design, development, marketing, and sale of semiconductor-based power electronics solutions for the computing and storage, automotive, industrial, communications, and consumer markets. The company provides direct current (DC) to DC integrated circuits (ICs) that are used to convert and control voltag...
More about MPWR
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