Charles Schwab Investment Management Inc Monolithic Power Systems Inc Transaction History

Charles Schwab Investment Management Inc

  • $557 Billion
  • Q2 2025

A detailed history of Charles Schwab Investment Management Inc transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Charles Schwab Investment Management Inc holds 343,961 shares of MPWR stock, worth $354 Million. This represents 0.05% of its overall portfolio holdings.

Number of Shares
343,961
Previous 335,986 2.37%
Holding current value
$354 Million
Previous $195 Million 29.1%
% of portfolio
0.05%
Previous 0.04%

Shares

33 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Aug 12, 2025
BUY
$455.19 - $737.73 $3.63 Million - $5.88 Million
7,975 Added 2.37%
343,961 $252 Million
Q1 2025

Sep 15, 2025
SELL
$565.7 - $720.25 $4.51 Million - $5.74 Million
-7,975 Reduced 2.32%
335,986 $195 Million
Q1 2025

May 09, 2025
BUY
$565.7 - $720.25 $5.75 Million - $7.32 Million
10,163 Added 3.12%
335,986 $195 Million
Q4 2024

Feb 06, 2025
BUY
$560.06 - $942.58 $6.47 Million - $10.9 Million
11,559 Added 3.68%
325,823 $193 Million
Q3 2024

Nov 12, 2024
BUY
$757.04 - $947.16 $4.27 Million - $5.35 Million
5,645 Added 1.83%
314,264 $291 Million
Q2 2024

Aug 12, 2024
BUY
$591.52 - $852.56 $8.46 Million - $12.2 Million
14,304 Added 4.86%
308,619 $254 Million
Q1 2024

May 08, 2024
BUY
$571.06 - $767.6 $4.6 Million - $6.19 Million
8,059 Added 2.82%
294,315 $199 Million
Q4 2023

Feb 06, 2024
BUY
$399.73 - $637.39 $3.68 Million - $5.88 Million
9,218 Added 3.33%
286,256 $181 Million
Q3 2023

Nov 08, 2023
BUY
$440.38 - $588.72 $7.38 Million - $9.87 Million
16,763 Added 6.44%
277,038 $128 Million
Q2 2023

Aug 09, 2023
BUY
$398.61 - $540.23 $2.03 Million - $2.75 Million
5,087 Added 1.99%
260,275 $141 Million
Q1 2023

May 11, 2023
BUY
$342.95 - $530.09 $1.8 Million - $2.78 Million
5,236 Added 2.09%
255,188 $128 Million
Q4 2022

Feb 13, 2023
BUY
$309.2 - $405.03 $2.48 Million - $3.25 Million
8,028 Added 3.32%
249,952 $88.4 Million
Q3 2022

Nov 14, 2022
BUY
$363.4 - $536.88 $2.99 Million - $4.42 Million
8,237 Added 3.52%
241,924 $87.9 Million
Q2 2022

Aug 15, 2022
BUY
$384.04 - $479.19 $2.79 Million - $3.48 Million
7,266 Added 3.21%
233,687 $89.7 Million
Q1 2022

May 13, 2022
BUY
$361.12 - $512.21 $994,524 - $1.41 Million
2,754 Added 1.23%
226,421 $110 Million
Q4 2021

Feb 11, 2022
BUY
$460.83 - $575.97 $2.52 Million - $3.15 Million
5,473 Added 2.51%
223,667 $110 Million
Q3 2021

Nov 16, 2021
SELL
$370.18 - $517.92 $32.8 Million - $45.9 Million
-88,579 Reduced 28.87%
218,194 $106 Million
Q2 2021

Aug 16, 2021
BUY
$306.1 - $389.53 $1.96 Million - $2.49 Million
6,401 Added 2.13%
306,773 $115 Million
Q1 2021

May 17, 2021
BUY
$302.05 - $403.18 $18.5 Million - $24.8 Million
61,402 Added 25.69%
300,372 $106 Million
Q4 2020

Feb 16, 2021
BUY
$272.37 - $366.23 $402,018 - $540,555
1,476 Added 0.62%
238,970 $87.5 Million
Q3 2020

Nov 13, 2020
BUY
$235.55 - $282.85 $1.25 Million - $1.5 Million
5,286 Added 2.28%
237,494 $66.4 Million
Q2 2020

Aug 14, 2020
BUY
$153.42 - $237.0 $169,068 - $261,174
1,102 Added 0.48%
232,208 $55 Million
Q1 2020

May 15, 2020
BUY
$135.22 - $191.43 $3.05 Million - $4.32 Million
22,554 Added 10.81%
231,106 $38.7 Million
Q4 2019

Feb 07, 2020
BUY
$135.15 - $182.89 $427,209 - $578,115
3,161 Added 1.54%
208,552 $37.1 Million
Q3 2019

Nov 08, 2019
SELL
$136.01 - $161.55 $7.73 Million - $9.18 Million
-56,808 Reduced 21.67%
205,391 $32 Million
Q2 2019

Aug 09, 2019
BUY
$116.45 - $157.53 $691,130 - $934,940
5,935 Added 2.32%
262,199 $35.6 Million
Q1 2019

May 14, 2019
BUY
$108.61 - $145.01 $2.59 Million - $3.46 Million
23,836 Added 10.26%
256,264 $34.7 Million
Q4 2018

Feb 14, 2019
BUY
$104.17 - $134.73 $442,826 - $572,737
4,251 Added 1.86%
232,428 $27 Million
Q3 2018

Nov 13, 2018
BUY
$125.53 - $151.38 $2.52 Million - $3.04 Million
20,058 Added 9.64%
228,177 $28.6 Million
Q2 2018

Aug 08, 2018
SELL
$110.8 - $141.63 $5.93 Million - $7.58 Million
-53,537 Reduced 20.46%
208,119 $27.8 Million
Q1 2018

May 07, 2018
BUY
$103.82 - $125.51 $1.61 Million - $1.95 Million
15,509 Added 6.3%
261,656 $30.3 Million
Q4 2017

Jan 17, 2018
BUY
$107.55 - $126.64 $1.6 Million - $1.89 Million
14,911 Added 6.45%
246,147 $27.7 Million
Q3 2017

Nov 13, 2017
BUY
$95.87 - $106.55 $22.2 Million - $24.6 Million
231,236
231,236 $24.6 Million

Others Institutions Holding MPWR

# of Institutions
1,041
Shares Held
44.9M
Call Options Held
306K
Put Options Held
423K
View Full List

About MONOLITHIC POWER SYSTEMS INC

MPWR Quotes by TradingView
  • Ticker MPWR
  • Exchange NASDAQ
  • Sector Technology
  • Industry Semiconductors
  • Shares Outstandng 46,941,000
  • Market Cap $48.3B
  • 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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