Price T Rowe Associates Inc Monolithic Power Systems Inc Transaction History

Price T Rowe Associates Inc

$883 Billion
Q2 2025

A detailed history of Price T Rowe Associates Inc transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Price T Rowe Associates Inc holds 2,088,804 shares of MPWR stock, worth $1.76 Billion. This represents 0.17% of its overall portfolio holdings.

Number of Shares

2,088,804

Previous 2,034,731 2.66%

Holding current value

$1.76 Billion

Previous $1.18 Billion 29.46%

% of portfolio

0.17%

Previous 0.15%

19 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$455.19 - $737.73 $24.6 Million - $39.9 Million	54,073 Added 2.66%	2,088,804 $1.53 Billion
Q1 2025 May 14, 2025	BUY	$565.7 - $720.25 $286 Million - $365 Million	506,430 Added 33.14%	2,034,731 $1.18 Billion
Q4 2024 Feb 14, 2025	BUY	$560.06 - $942.58 $120 Million - $202 Million	214,395 Added 16.32%	1,528,301 $904 Million
Q3 2024 Nov 14, 2024	SELL	$757.04 - $947.16 $261 Million - $326 Million	-344,580 Reduced 20.78%	1,313,906 $1.21 Billion
Q2 2024 Aug 14, 2024	SELL	$591.52 - $852.56 $297 Million - $428 Million	-501,476 Reduced 23.22%	1,658,486 $1.36 Billion
Q1 2024 May 15, 2024	SELL	$571.06 - $767.6 $18.6 Million - $25 Million	-32,599 Reduced 1.49%	2,159,962 $1.46 Billion
Q4 2023 Feb 14, 2024	BUY	$399.73 - $637.39 $151 Million - $241 Million	377,923 Added 20.83%	2,192,561 $1.38 Billion
Q3 2023 Nov 14, 2023	SELL	$440.38 - $588.72 $267 Million - $357 Million	-605,622 Reduced 25.02%	1,814,638 $838 Million
Q2 2023 Aug 14, 2023	SELL	$398.61 - $540.23 $364 Million - $494 Million	-914,137 Reduced 27.42%	2,420,260 $1.31 Billion
Q1 2023 May 15, 2023	SELL	$342.95 - $530.09 $109 Million - $168 Million	-317,048 Reduced 8.68%	3,334,397 $1.67 Billion
Q4 2022 Feb 14, 2023	BUY	$309.2 - $405.03 $590 Million - $773 Million	1,907,764 Added 109.41%	3,651,445 $1.29 Billion
Q3 2022 Nov 14, 2022	BUY	$363.4 - $536.88 $101 Million - $149 Million	277,288 Added 18.91%	1,743,681 $640 Million
Q2 2022 Aug 15, 2022	SELL	$384.04 - $479.19 $14.9 Million - $18.6 Million	-38,725 Reduced 2.57%	1,466,393 $563 Million
Q1 2022 May 16, 2022	SELL	$361.12 - $512.21 $47.2 Million - $67 Million	-130,777 Reduced 7.99%	1,505,118 $731 Million
Q4 2021 Feb 14, 2022	BUY	$460.83 - $575.97 $54.5 Million - $68.1 Million	118,157 Added 7.79%	1,635,895 $807 Million
Q3 2021 Nov 15, 2021	BUY	$370.18 - $517.92 $412 Million - $576 Million	1,112,187 Added 274.24%	1,517,738 $736 Million
Q2 2021 Aug 16, 2021	SELL	$306.1 - $389.53 $155 Million - $197 Million	-506,001 Reduced 55.51%	405,551 $151 Million
Q1 2021 May 17, 2021	SELL	$302.05 - $403.18 $280 Million - $373 Million	-926,243 Reduced 50.4%	911,552 $322 Million
Q4 2020 Feb 16, 2021	BUY	$272.37 - $366.23 $501 Million - $673 Million	1,837,795 New	1,837,795 $673 Million

Others Institutions Holding MPWR

# of Institutions

1,008

Shares Held

44.7M

Call Options Held

305K

Put Options Held

420K

View Full List

About MONOLITHIC POWER SYSTEMS INC

Ticker MPWR
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 46,941,000
Market Cap $39.5B
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...

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Price T Rowe Associates Inc Monolithic Power Systems Inc Transaction History