Df Dent & CO Inc Monolithic Power Systems Inc Transaction History

Df Dent & CO Inc

$7.17 Billion
Q3 2025

A detailed history of Df Dent & CO Inc transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Df Dent & CO Inc holds 149,730 shares of MPWR stock, worth $138 Million. This represents 1.92% of its overall portfolio holdings.

Number of Shares

149,730

Previous 171,078 12.48%

Holding current value

$138 Million

Previous $125 Million 10.17%

% of portfolio

1.92%

Previous 1.74%

12 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	SELL	$711.24 - $922.81 $15.2 Million - $19.7 Million	-21,348 Reduced 12.48%	149,730 $138 Million
Q2 2025 Aug 14, 2025	BUY	$455.19 - $737.73 $5.05 Million - $8.18 Million	11,090 Added 6.93%	171,078 $125 Million
Q1 2025 May 15, 2025	BUY	$565.7 - $720.25 $2.52 Million - $3.2 Million	4,449 Added 2.86%	159,988 $92.8 Million
Q4 2024 Feb 12, 2025	BUY	$560.06 - $942.58 $40.5 Million - $68.1 Million	72,295 Added 86.85%	155,539 $92 Million
Q3 2024 Nov 14, 2024	SELL	$757.04 - $947.16 $1.56 Million - $1.95 Million	-2,061 Reduced 2.42%	83,244 $77 Million

Q2 2024 Aug 14, 2024	SELL	$591.52 - $852.56 $1.44 Million - $2.08 Million	-2,440 Reduced 2.78%	85,305 $70.1 Million
Q1 2024 May 15, 2024	BUY	$571.06 - $767.6 $12,563 - $16,887	22 Added 0.03%	87,745 $59.4 Million
Q4 2023 Feb 14, 2024	BUY	$399.73 - $637.39 $12.3 Million - $19.5 Million	30,649 Added 53.7%	87,723 $55.3 Million
Q2 2023 Aug 14, 2023	BUY	$398.61 - $540.23 $13.7 Million - $18.6 Million	34,368 Added 151.36%	57,074 $30.8 Million
Q1 2023 May 15, 2023	BUY	$342.95 - $530.09 $15,089 - $23,323	44 Added 0.19%	22,706 $11.4 Million
Q4 2022 Feb 15, 2023	BUY	$309.2 - $405.03 $527,186 - $690,576	1,705 Added 8.14%	22,662 $8.01 Million
Q3 2022 Nov 14, 2022	BUY	$363.4 - $536.88 $7.62 Million - $11.3 Million	20,957 New	20,957 $7.62 Million

Others Institutions Holding MPWR

# of Institutions

1,094

Shares Held

66.4M

Call Options Held

391K

Put Options Held

403K

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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