Walleye Trading LLC Monolithic Power Systems Inc Transaction History

Walleye Trading LLC

$52.6 Billion
Q2 2025

A detailed history of Walleye Trading LLC transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Walleye Trading LLC holds 9,700 shares of MPWR stock, worth $10.7 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

9,700

Previous 14,300 32.17%

Holding current value

$10.7 Million

Previous $8.29 Million 14.46%

% of portfolio

0.01%

Previous 0.02%

18 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 13, 2025	SELL	$455.19 - $737.73 $1.02 Million - $1.65 Million	-2,240 Reduced 95.36%	109 $79,000
Q1 2025 May 14, 2025	BUY	$565.7 - $720.25 $1.33 Million - $1.69 Million	2,349 New	2,349 $1.36 Million
Q1 2024 May 15, 2024	SELL	$571.06 - $767.6 $656,147 - $881,972	-1,149 Reduced 41.32%	1,632 $1.11 Million
Q4 2023 Feb 14, 2024	BUY	$399.73 - $637.39 $1.11 Million - $1.77 Million	2,781 New	2,781 $1.75 Million
Q4 2022 Feb 14, 2023	BUY	$309.2 - $405.03 $401,341 - $525,728	1,298 New	1,298 $458,000
Q4 2021 Feb 14, 2022	BUY	$460.83 - $575.97 $52,995 - $66,236	115 Added 34.74%	446 $220,000
Q4 2020 Feb 16, 2021	SELL	$272.37 - $366.23 $307,233 - $413,107	-1,128 Reduced 77.31%	331 $121,000
Q3 2020 Nov 16, 2020	BUY	$235.55 - $282.85 $117,068 - $140,576	497 Added 51.66%	1,459 $408,000
Q2 2020 Aug 14, 2020	BUY	$153.42 - $237.0 $133,168 - $205,716	868 Added 923.4%	962 $228,000
Q1 2020 May 15, 2020	SELL	$135.22 - $191.43 $524,518 - $742,556	-3,879 Reduced 97.63%	94 $16,000
Q2 2019 Aug 14, 2019	BUY	$116.45 - $157.53 $462,655 - $625,866	3,973 New	3,973 $539,000
Q4 2018 Feb 14, 2019	SELL	$104.17 - $134.73 $1.31 Million - $1.69 Million	-12,558 Closed	0 $0
Q3 2018 Nov 14, 2018	BUY	$125.53 - $151.38 $679,368 - $819,268	5,412 Added 75.73%	12,558 $1.58 Million
Q2 2018 Aug 14, 2018	BUY	$110.8 - $141.63 $1,772 - $2,266	16 Added 0.22%	7,146 $955,000
Q1 2018 May 15, 2018	BUY	$103.82 - $125.51 $99,459 - $120,238	958 Added 15.52%	7,130 $825,000
Q4 2017 Feb 14, 2018	SELL	$107.55 - $126.64 $308,776 - $363,583	-2,871 Reduced 31.75%	6,172 $693,000
Q3 2017 Nov 14, 2017	BUY	$95.87 - $106.55 $354,623 - $394,128	3,699 Added 69.22%	9,043 $964,000
Q2 2017 Aug 14, 2017	BUY	N/A	5,344	5,344 $515,000

Others Institutions Holding MPWR

# of Institutions

1,053

Shares Held

45M

Call Options Held

306K

Put Options Held

423K

View Full List

About MONOLITHIC POWER SYSTEMS INC

Ticker MPWR
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 46,941,000
Market Cap $51.9B
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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Walleye Trading LLC Monolithic Power Systems Inc Transaction History