Maurice Sciammas

MPWR

Maurice Sciammas serves as officer: EVP, WW Sales & Marketing 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

57 trades

$190.20M

Net Position

Net Seller

$190.20M

Companies Traded

MPWR

Active Period

Apr 2021 – Mar 2026

57 total trades

Most Recent

Sell MPWR

Mar 24, 2026 · $32.9K

Maurice Sciammas's Insider Trading at Monolithic Power Systems, Inc. (MPWR)

Buys

0 · $0.00

Sells

50 · $181.89M

Total Shares Bought

Total Shares Sold

273,253

MPWR Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Mar 24, 2026	Sell	30	$1095.07	$32.9K	1,269
Feb 12, 2026	Sell	200	$1179.98	$236.0K	1,299
Feb 10, 2026	Sell	22,875	$1171.17	$26.79M	178,625
Nov 25, 2025	Sell	3,976	$895.23	$3.56M	0
Nov 20, 2025	Sell	35,000	$879.35	$30.78M	0
Nov 6, 2025	Sell	200	$986.81	$197.4K	0
May 12, 2025	Sell	12,000	$701.00	$8.41M	0
Feb 11, 2025	Sell	7,000	$701.98	$4.91M	0
Nov 13, 2024	Sell	866	$765.14	$662.6K	102,963
Oct 8, 2024	Sell	11,000	$929.59	$10.23M	114,586
Aug 12, 2024	Sell	859	$778.39	$668.6K	114,812
Jul 24, 2024	Sell	3,205	$831.58	$2.67M	115,671
Jul 10, 2024	Sell	10,999	$843.83	$9.28M	129,855
May 9, 2024	Sell	869	$690.00	$599.6K	129,875
Apr 9, 2024	Sell	11,000	$681.83	$7.50M	141,399
Feb 9, 2024	Sell	859	$680.00	$584.1K	141,718
Feb 7, 2024	Sell	982	$641.00	$629.5K	142,577
Jan 12, 2024	Sell	11,000	$582.11	$6.40M	152,560
Jan 8, 2024	Sell	27,659	$583.14	$16.13M	154,559
Nov 9, 2023	Sell	859	$490.39	$421.2K	182,218
Nov 7, 2023	Sell	982	$492.92	$484.0K	183,077
Oct 4, 2023	Sell	4,305	$458.30	$1.97M	184,059
Aug 10, 2023	Sell	874	$530.26	$463.4K	188,339
Aug 7, 2023	Sell	988	$526.52	$520.2K	189,213
Jul 25, 2023	Sell	9,843	$534.23	$5.26M	190,201
Jul 5, 2023	Sell	4,305	$537.79	$2.32M	200,044
May 10, 2023	Sell	857	$409.78	$351.2K	204,349
May 4, 2023	Sell	3,462	$463.55	$1.60M	206,197
Apr 6, 2023	Sell	4,360	$487.99	$2.13M	200,974
Feb 17, 2023	Sell	13,000	$519.54	$6.75M	215,630
Feb 13, 2023	Sell	1,639	$492.31	$806.9K	218,312
Feb 10, 2023	Sell	6,922	$462.41	$3.20M	219,951
Feb 8, 2023	Sell	723	$446.87	$323.1K	192,133
Jan 5, 2023	Sell	5,528	$344.96	$1.91M	192,856
Nov 25, 2022	Sell	5,200	$369.27	$1.92M	198,384
Nov 16, 2022	Sell	1,664	$392.88	$653.7K	203,863
Nov 9, 2022	Sell	4,000	$355.74	$1.42M	205,248
Nov 7, 2022	Sell	982	$343.98	$337.8K	209,248
Oct 4, 2022	Sell	4,305	$372.60	$1.60M	210,230
Aug 12, 2022	Sell	1,633	$525.95	$858.9K	214,535
Aug 8, 2022	Sell	5,184	$529.61	$2.75M	220,368
Jul 6, 2022	Sell	4,515	$361.58	$1.63M	221,352
May 16, 2022	Sell	1,679	$388.10	$651.6K	225,867
May 5, 2022	Sell	986	$453.16	$446.8K	268,246
Apr 5, 2022	Sell	4,420	$467.23	$2.07M	269,232
Feb 16, 2022	Sell	1,663	$429.60	$714.4K	273,597
Feb 9, 2022	Sell	9,844	$399.60	$3.93M	276,960
Jan 5, 2022	Sell	4,305	$490.87	$2.11M	245,405
Nov 16, 2021	Sell	1,625	$553.42	$899.3K	272,330
Nov 10, 2021	Sell	2,022	$548.27	$1.11M	278,831