Gilbert & Cook, Inc. Monolithic Power Systems Inc Transaction History

Gilbert & Cook, Inc.

$765 Million
Q3 2025

A detailed history of Gilbert & Cook, Inc. transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Gilbert & Cook, Inc. holds 663 shares of MPWR stock, worth $610,085. This represents 0.08% of its overall portfolio holdings.

Number of Shares

663

Previous 655 1.22%

Holding current value

$610,085

Previous $479,000 27.35%

% of portfolio

0.08%

Previous 0.07%

15 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	BUY	$711.24 - $922.81 $5,689 - $7,382	8 Added 1.22%	663 $610,000
Q2 2025 Aug 05, 2025	BUY	$455.19 - $737.73 $6,827 - $11,065	15 Added 2.34%	655 $479,000
Q1 2025 May 06, 2025	SELL	$565.7 - $720.25 $416,920 - $530,824	-737 Reduced 53.52%	640 $371,000
Q3 2024 Nov 07, 2024	SELL	$757.04 - $947.16 $61,320 - $76,719	-81 Reduced 5.56%	1,377 $1.27 Million
Q2 2024 Aug 01, 2024	SELL	$591.52 - $852.56 $92,277 - $132,999	-156 Reduced 9.67%	1,458 $1.2 Million

Q1 2024 May 02, 2024	BUY	$571.06 - $767.6 $3,426 - $4,605	6 Added 0.37%	1,614 $1.09 Million
Q4 2023 Feb 05, 2024	BUY	$399.73 - $637.39 $50,765 - $80,948	127 Added 8.58%	1,608 $1.01 Million
Q3 2023 Nov 02, 2023	BUY	$440.38 - $588.72 $401,186 - $536,323	911 Added 159.82%	1,481 $684,000
Q2 2023 Aug 14, 2023	BUY	$398.61 - $540.23 $227,207 - $307,931	570 New	570 $307,000
Q4 2021 Jan 19, 2022	SELL	$460.83 - $575.97 $239,170 - $298,928	-519 Closed	0 $0
Q3 2021 Jan 20, 2022	BUY	$370.18 - $517.92 $6,293 - $8,804	17 Added 3.39%	519 $252,000
Q3 2021 Oct 13, 2021	SELL	$370.18 - $517.92 $38,498 - $53,863	-104 Reduced 17.16%	502 $252,000
Q2 2021 Jul 13, 2021	SELL	$306.1 - $389.53 $113,869 - $144,905	-372 Reduced 38.04%	606 $226,000
Q1 2021 Apr 14, 2021	BUY	$302.05 - $403.18 $29,902 - $39,914	99 Added 11.26%	978 $345,000
Q4 2020 Feb 11, 2021	BUY	$272.37 - $366.23 $239,413 - $321,916	879 New	879 $320,000

Others Institutions Holding MPWR

# of Institutions

1,092

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...

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