Robeco Institutional Asset Management B.V. Monolithic Power Systems Inc Transaction History

Robeco Institutional Asset Management B.V.

$66.7 Billion
Q3 2025

A detailed history of Robeco Institutional Asset Management B.V. transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Robeco Institutional Asset Management B.V. holds 6,293 shares of MPWR stock, worth $6.47 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

6,293

Previous 6,834 7.92%

Holding current value

$6.47 Million

Previous $5 Million 15.91%

% of portfolio

0.01%

Previous 0.01%

28 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Oct 22, 2025	SELL	$711.24 - $922.81 $384,780 - $499,240	-541 Reduced 7.92%	6,293 $5.79 Million
Q2 2025 Jul 18, 2025	SELL	$455.19 - $737.73 $5.97 Million - $9.68 Million	-13,125 Reduced 65.76%	6,834 $5 Million
Q1 2025 Apr 23, 2025	SELL	$565.7 - $720.25 $7.36 Million - $9.38 Million	-13,018 Reduced 39.48%	19,959 $11.6 Million
Q4 2024 Jan 22, 2025	SELL	$560.06 - $942.58 $3 Million - $5.05 Million	-5,356 Reduced 13.97%	32,977 $19.5 Million
Q3 2024 Oct 29, 2024	BUY	$757.04 - $947.16 $13.4 Million - $16.8 Million	17,746 Added 86.2%	38,333 $35.5 Million
Q2 2024 Jul 22, 2024	BUY	$591.52 - $852.56 $11 Million - $15.9 Million	18,635 Added 954.66%	20,587 $16.9 Million
Q1 2024 Apr 24, 2024	BUY	$571.06 - $767.6 $351,201 - $472,074	615 Added 46.0%	1,952 $1.32 Million
Q4 2023 Feb 14, 2024	BUY	$399.73 - $637.39 $153,096 - $244,120	383 Added 40.15%	1,337 $843,000
Q4 2023 Feb 08, 2024	BUY	$399.73 - $637.39 $234,241 - $373,510	586 Added 159.24%	954 $1.34 Million
Q3 2023 Oct 23, 2023	SELL	$440.38 - $588.72 $92,039 - $123,042	-209 Reduced 36.22%	368 $170,000
Q2 2023 Jul 24, 2023	SELL	$398.61 - $540.23 $29,895 - $40,517	-75 Reduced 11.5%	577 $311,000
Q1 2023 May 03, 2023	BUY	$342.95 - $530.09 $223,603 - $345,618	652 New	652 $326,000
Q3 2022 Dec 01, 2022	SELL	$363.4 - $536.88 $384,840 - $568,555	-1,059 Reduced 3.42%	29,897 $10.9 Million
Q3 2022 Oct 26, 2022	SELL	$363.4 - $536.88 $364,853 - $539,027	-1,004 Reduced 1.45%	68,427 $24.9 Million
Q2 2022 Dec 01, 2022	BUY	$384.04 - $479.19 $339,107 - $423,124	883 Added 2.94%	30,956 $11.9 Million
Q2 2022 Jul 27, 2022	BUY	$384.04 - $479.19 $339,107 - $423,124	883 Added 1.29%	69,431 $26.7 Million
Q1 2022 Dec 01, 2022	BUY	$361.12 - $512.21 $3.34 Million - $4.73 Million	9,240 Added 44.35%	30,073 $14.6 Million
Q1 2022 Apr 26, 2022	BUY	$361.12 - $512.21 $3.04 Million - $4.31 Million	8,415 Added 13.99%	68,548 $33.3 Million
Q4 2021 Dec 01, 2022	BUY	$460.83 - $575.97 $591,705 - $739,545	1,284 Added 6.57%	20,833 $10.3 Million
Q4 2021 Jan 31, 2022	SELL	$460.83 - $575.97 $1.57 Million - $1.97 Million	-3,416 Reduced 5.38%	60,133 $29.7 Million
Q3 2021 Dec 01, 2022	SELL	$370.18 - $517.92 $770,714 - $1.08 Million	-2,082 Reduced 9.63%	19,549 $9.48 Million
Q3 2021 Oct 20, 2021	SELL	$370.18 - $517.92 $13.7 Million - $19.2 Million	-37,059 Reduced 36.84%	63,549 $30.8 Million
Q2 2021 Dec 01, 2022	BUY	$306.1 - $389.53 $3.53 Million - $4.49 Million	11,523 Added 114.0%	21,631 $8.08 Million
Q2 2021 Jul 28, 2021	BUY	$306.1 - $389.53 $4.75 Million - $6.05 Million	15,523 Added 18.24%	100,608 $37.6 Million
Q1 2021 Dec 01, 2022	SELL	$302.05 - $403.18 $17.6 Million - $23.5 Million	-58,319 Reduced 85.23%	10,108 $3.57 Million
Q1 2021 Apr 23, 2021	BUY	$302.05 - $403.18 $2.28 Million - $3.05 Million	7,554 Added 9.74%	85,085 $30.1 Million
Q4 2020 Dec 01, 2022	SELL	$272.37 - $366.23 $15.2 Million - $20.5 Million	-55,896 Reduced 81.69%	12,531 $4.59 Million
Q4 2020 Jan 28, 2021	BUY	$272.37 - $366.23 $21.1 Million - $28.4 Million	77,531 New	77,531 $28.4 Million

Others Institutions Holding MPWR

# of Institutions

1,041

Shares Held

44.9M

Call Options Held

306K

Put Options Held

423K

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About MONOLITHIC POWER SYSTEMS INC

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...

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Robeco Institutional Asset Management B.V. Monolithic Power Systems Inc Transaction History