Alliancebernstein L.P. Monolithic Power Systems Inc Transaction History

Alliancebernstein L.P.

$280 Billion
Q4 2024

A detailed history of Alliancebernstein L.P. transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Alliancebernstein L.P. holds 343,202 shares of MPWR stock, worth $209 Million. This represents 0.07% of its overall portfolio holdings.

Number of Shares

343,202

Previous 444,965 22.87%

Holding current value

$209 Million

Previous $412 Million 50.66%

% of portfolio

0.07%

Previous 0.14%

30 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2024 Feb 12, 2025	SELL	$560.06 - $942.58 $57 Million - $95.9 Million	-101,763 Reduced 22.87%	343,202 $203 Million
Q3 2024 Nov 14, 2024	SELL	$757.04 - $947.16 $40.4 Million - $50.5 Million	-53,366 Reduced 10.71%	444,965 $412 Million
Q2 2024 Aug 14, 2024	BUY	$591.52 - $852.56 $121 Million - $175 Million	204,758 Added 69.75%	498,331 $409 Million
Q1 2024 May 14, 2024	SELL	$571.06 - $767.6 $19.2 Million - $25.8 Million	-33,659 Reduced 10.29%	293,573 $199 Million
Q4 2023 Feb 14, 2024	SELL	$399.73 - $637.39 $12.9 Million - $20.6 Million	-32,389 Reduced 9.01%	327,232 $206 Million
Q3 2023 Nov 14, 2023	BUY	$440.38 - $588.72 $14.5 Million - $19.3 Million	32,821 Added 10.04%	359,621 $166 Million
Q2 2023 Aug 15, 2023	SELL	$398.61 - $540.23 $50 Million - $67.7 Million	-125,355 Reduced 27.72%	326,800 $177 Million
Q1 2023 May 15, 2023	SELL	$342.95 - $530.09 $27 Million - $41.7 Million	-78,621 Reduced 14.81%	452,155 $226 Million
Q4 2022 Feb 14, 2023	BUY	$309.2 - $405.03 $24.5 Million - $32.1 Million	79,192 Added 17.54%	530,776 $188 Million
Q3 2022 Nov 15, 2022	SELL	$363.4 - $536.88 $23.3 Million - $34.5 Million	-64,184 Reduced 12.44%	451,584 $164 Million
Q2 2022 Aug 15, 2022	SELL	$384.04 - $479.19 $33.3 Million - $41.6 Million	-86,717 Reduced 14.39%	515,768 $198 Million
Q1 2022 May 13, 2022	SELL	$361.12 - $512.21 $7.98 Million - $11.3 Million	-22,110 Reduced 3.54%	602,485 $293 Million
Q4 2021 Feb 14, 2022	SELL	$460.83 - $575.97 $2.95 Million - $3.68 Million	-6,391 Reduced 1.01%	624,595 $308 Million
Q3 2021 Nov 10, 2021	SELL	$370.18 - $517.92 $29.5 Million - $41.3 Million	-79,661 Reduced 11.21%	630,986 $306 Million
Q2 2021 Jul 30, 2021	BUY	$306.1 - $389.53 $17.5 Million - $22.3 Million	57,243 Added 8.76%	710,647 $265 Million
Q1 2021 May 06, 2021	BUY	$302.05 - $403.18 $24.4 Million - $32.6 Million	80,923 Added 14.14%	653,404 $231 Million
Q4 2020 Feb 08, 2021	BUY	$272.37 - $366.23 $81.2 Million - $109 Million	298,238 Added 108.75%	572,481 $210 Million
Q3 2020 Nov 12, 2020	SELL	$235.55 - $282.85 $54.6 Million - $65.6 Million	-231,874 Reduced 45.81%	274,243 $76.7 Million
Q2 2020 Aug 13, 2020	SELL	$153.42 - $237.0 $1.78 Million - $2.74 Million	-11,570 Reduced 2.23%	506,117 $120 Million
Q1 2020 May 14, 2020	SELL	$135.22 - $191.43 $13.9 Million - $19.7 Million	-102,661 Reduced 16.55%	517,687 $86.7 Million
Q4 2019 Feb 18, 2020	BUY	$135.15 - $182.89 $924,831 - $1.25 Million	6,843 Added 1.12%	620,348 $110 Million
Q3 2019 Nov 14, 2019	BUY	$136.01 - $161.55 $3.75 Million - $4.45 Million	27,564 Added 4.7%	613,505 $95.5 Million
Q2 2019 Aug 14, 2019	SELL	$116.45 - $157.53 $181,429 - $245,431	-1,558 Reduced 0.27%	585,941 $79.6 Million
Q1 2019 May 14, 2019	BUY	$108.61 - $145.01 $9.02 Million - $12 Million	83,036 Added 16.46%	587,499 $79.6 Million
Q4 2018 Feb 13, 2019	SELL	$104.17 - $134.73 $18.3 Million - $23.6 Million	-175,203 Reduced 25.78%	504,463 $58.6 Million
Q3 2018 Nov 08, 2018	BUY	$125.53 - $151.38 $4.18 Million - $5.05 Million	33,330 Added 5.16%	679,666 $85.3 Million
Q2 2018 Aug 13, 2018	BUY	$110.8 - $141.63 $2.53 Million - $3.23 Million	22,821 Added 3.66%	646,336 $86.4 Million
Q1 2018 May 14, 2018	SELL	$103.82 - $125.51 $7.14 Million - $8.63 Million	-68,743 Reduced 9.93%	623,515 $72.2 Million
Q4 2017 Feb 13, 2018	BUY	$107.55 - $126.64 $2.27 Million - $2.67 Million	21,111 Added 3.15%	692,258 $77.8 Million
Q3 2017 Nov 13, 2017	BUY	$95.87 - $106.55 $64.3 Million - $71.5 Million	671,147	671,147 $71.5 Million

Others Institutions Holding MPWR

# of Institutions

935

Shares Held

43.8M

Call Options Held

521K

Put Options Held

992K

View Full List

About MONOLITHIC POWER SYSTEMS INC

Ticker MPWR
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 46,941,000
Market Cap $28.6B
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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Alliancebernstein L.P. Monolithic Power Systems Inc Transaction History