Marshall Wace, LLP Monolithic Power Systems Inc Transaction History

Marshall Wace, LLP

$90.8 Billion
Q3 2025

A detailed history of Marshall Wace, LLP transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Marshall Wace, LLP holds 132,145 shares of MPWR stock, worth $122 Million. This represents 0.13% of its overall portfolio holdings.

Number of Shares

132,145

Holding current value

$122 Million

% of portfolio

0.13%

23 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 13, 2025	BUY	$711.24 - $922.81 $94 Million - $122 Million	132,145 New	132,145 $122 Million
Q1 2025 May 15, 2025	SELL	$565.7 - $720.25 $49 Million - $62.3 Million	-86,567 Reduced 82.66%	18,161 $10.5 Million
Q4 2024 Feb 13, 2025	BUY	$560.06 - $942.58 $58.7 Million - $98.7 Million	104,728 New	104,728 $62 Million
Q2 2024 Aug 14, 2024	SELL	$591.52 - $852.56 $16.9 Million - $24.4 Million	-28,579 Reduced 88.36%	3,764 $3.09 Million
Q1 2024 May 15, 2024	BUY	$571.06 - $767.6 $10.3 Million - $13.8 Million	17,952 Added 124.74%	32,343 $21.9 Million
Q4 2023 Feb 14, 2024	BUY	$399.73 - $637.39 $5.75 Million - $9.17 Million	14,391 New	14,391 $9.08 Million
Q1 2023 May 15, 2023	BUY	$342.95 - $530.09 $3.13 Million - $4.84 Million	9,133 New	9,133 $4.57 Million
Q3 2022 Nov 14, 2022	SELL	$363.4 - $536.88 $9.88 Million - $14.6 Million	-27,180 Reduced 20.42%	105,928 $38.5 Million
Q2 2022 Aug 15, 2022	BUY	$384.04 - $479.19 $2.9 Million - $3.62 Million	7,559 Added 6.02%	133,108 $51.1 Million
Q1 2022 May 16, 2022	BUY	$361.12 - $512.21 $3.71 Million - $5.26 Million	10,266 Added 8.91%	125,549 $61 Million
Q4 2021 Feb 14, 2022	BUY	$460.83 - $575.97 $52.2 Million - $65.2 Million	113,205 Added 5447.79%	115,283 $56.9 Million
Q3 2021 Nov 15, 2021	SELL	$370.18 - $517.92 $2.64 Million - $3.7 Million	-7,138 Reduced 77.45%	2,078 $1.01 Million
Q2 2021 Aug 13, 2021	BUY	$306.1 - $389.53 $2.27 Million - $2.89 Million	7,428 Added 415.44%	9,216 $3.44 Million
Q1 2021 May 17, 2021	SELL	$302.05 - $403.18 $1.17 Million - $1.56 Million	-3,861 Reduced 68.35%	1,788 $631,000
Q4 2020 Feb 16, 2021	SELL	$272.37 - $366.23 $13.3 Million - $17.9 Million	-48,782 Reduced 89.62%	5,649 $2.07 Million
Q3 2020 Nov 16, 2020	BUY	$235.55 - $282.85 $12.4 Million - $14.8 Million	52,431 Added 2621.55%	54,431 $15.2 Million
Q2 2020 Aug 13, 2020	BUY	$153.42 - $237.0 $251,455 - $388,443	1,639 Added 454.02%	2,000 $474,000
Q1 2020 May 15, 2020	BUY	$135.22 - $191.43 $48,814 - $69,106	361 New	361 $60,000
Q4 2019 Feb 14, 2020	SELL	$135.15 - $182.89 $220,699 - $298,659	-1,633 Closed	0 $0
Q3 2019 Nov 14, 2019	SELL	$136.01 - $161.55 $207,687 - $246,686	-1,527 Reduced 48.32%	1,633 $254,000
Q2 2019 Aug 14, 2019	BUY	$116.45 - $157.53 $367,982 - $497,794	3,160 New	3,160 $429,000
Q1 2018 May 15, 2018	SELL	$103.82 - $125.51 $284,882 - $344,399	-2,744 Closed	0 $0
Q4 2017 Feb 14, 2018	BUY	$107.55 - $126.64 $295,117 - $347,500	2,744	2,744 $308,000

Others Institutions Holding MPWR

# of Institutions

1,094

Shares Held

66.3M

Call Options Held

397K

Put Options Held

404K

View Full List

About MONOLITHIC POWER SYSTEMS INC

Ticker MPWR
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 46,941,000
Market Cap $43.2B
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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Marshall Wace, LLP Monolithic Power Systems Inc Transaction History