Deming Xiao

MPWR

Deming Xiao serves as officer: EVP, Global Operations at Monolithic Power Systems, Inc. (MPWR). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

61 trades

$178.54M

Net Position

Net Seller

$178.54M

Companies Traded

MPWR

Active Period

Apr 2021 – Feb 2026

61 total trades

Most Recent

Sell MPWR

Feb 10, 2026 · $26.79M

Deming Xiao's Insider Trading at Monolithic Power Systems, Inc. (MPWR)

Buys

0 · $0.00

Sells

11 · $20.68M

Total Shares Bought

Total Shares Sold

49,085

MPWR Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Aug 30, 2021	Sell	4,886	$500.00	$2.44M	287,607
Aug 26, 2021	Sell	6,495	$489.00	$3.18M	292,493
Aug 23, 2021	Sell	4,739	$462.00	$2.19M	298,988
Aug 16, 2021	Sell	1,651	$457.10	$754.7K	303,698
Aug 11, 2021	Sell	2,053	$459.12	$942.6K	305,349
Aug 4, 2021	Sell	6,495	$455.09	$2.96M	310,002
Jul 6, 2021	Sell	12,039	$376.59	$4.53M	316,759
May 28, 2021	Sell	2,485	$343.76	$854.2K	321,064
May 14, 2021	Sell	1,741	$311.83	$542.9K	323,549
May 12, 2021	Sell	2,196	$326.41	$716.8K	325,290
Apr 2, 2021	Sell	4,305	$364.78	$1.57M	324,542