Not financial advice. ThetaGrade is educational and informational only. Nothing here is a recommendation to buy or sell any security, and it is not tailored to anyone. Options involve substantial risk; read the OCC Characteristics and Risks of Standardized Options. Past performance does not guarantee future results. Methodology

MPWR government trades

Monolithic Pwr Sys Inc. 7 officials filed trades since 2025. MPWR rating

Trades are filed weeks after they happen and amounts are reported as ranges. Educational, not financial advice.

Who traded it

Official	Branch	Buys	Sells	First trade	Latest trade	Latest filing
Donald J Trump	Executive	1	2	2024-08-21	2026-04-09	2026-10-08
Tommy Tuberville R-AL	Senate	0	1	2024-05-03	2024-05-03	2026-08-05
Markwayne Mullin	Executive	0	2	2026-04-15	2026-04-16	2026-07-25
Byron Donalds R-FL	House	0	2	2026-06-05	2026-06-05	2026-07-15
Markwayne Mullin R-OK Former	Senate	3	0	2026-01-05	2026-02-04	2026-03-02
Michael Guest R-MS	House	1	0	2025-10-20	2025-10-20	2025-11-19
Robert P. Bresnahan, Jr. R-PA	House	1	1	2025-01-13	2025-04-08	2025-05-08

Every MPWR trade

Traded	Filed	Days	Official	Stock	Type	Amount	Owner
2024-08-21	2026-10-08	778	Donald J Trump	MPWR Monolithic Pwr Sys Inc	Sell	$100K–$250K		Filing ↗
2024-05-03	2026-08-05	824	Tommy Tuberville	MPWR Monolithic Power Systems, Inc. - Common Stock	Sell	$1K–$15K	Joint	Filing ↗
2026-04-16	2026-07-25	100	Markwayne Mullin	MPWR Monolithic Power System	Sell	$15K–$50K		Filing ↗
2026-04-15	2026-07-25	101	Markwayne Mullin	MPWR Monolithic Power System	Sell	$50K–$100K		Filing ↗
2026-06-05	2026-07-15	40	Byron Donalds	MPWR Monolithic Power Systems, Inc. - Common Stock	Partial sell	$1K–$15K	Spouse	Filing ↗
2026-06-05	2026-07-15	40	Byron Donalds	MPWR Monolithic Power Systems, Inc. - Common Stock	Partial sell	$1K–$15K	Self	Filing ↗
2026-04-09	2026-07-01	83	Donald J Trump	MPWR MONOLITHIC POWER SYSTEMS INC	Sell	$250K–$500K		Filing ↗
2026-03-23	2026-05-14	52	Donald J Trump	MPWR MONOLITHIC PWR SYS INC	BuySold	$1K–$15K		Filing ↗
2026-02-04	2026-03-02	26	Markwayne Mullin	MPWR Monolithic Power Systems, Inc. - Common Stock	BuyOpen	$15K–$50K	Joint	Filing ↗
2026-01-05	2026-02-04	30	Markwayne Mullin	MPWR Monolithic Power Systems, Inc. - Common Stock	BuyOpen	$15K–$50K	Spouse	Filing ↗
2026-01-05	2026-02-04	30	Markwayne Mullin	MPWR Monolithic Power Systems, Inc. - Common Stock	BuyOpen	$15K–$50K	Self	Filing ↗
2025-10-20	2025-11-19	30	Michael Guest	MPWR Monolithic Power Systems, Inc. - Common Stock	BuyOpen	$1K–$15K	Child	Filing ↗
2025-04-08	2025-05-08	30	Robert P. Bresnahan, Jr.	MPWR Monolithic Power Systems, Inc. - Common Stock	BuyOpen	$1K–$15K	Self	Filing ↗
2025-01-13	2025-02-13	31	Robert P. Bresnahan, Jr.	MPWR Monolithic Power Systems, Inc. - Common Stock	Sell	$1K–$15K	Joint	Filing ↗

MPWR Monolithic Pwr Sys Inc
Sell
Donald J Trump
$100K–$250K · traded 2024-08-21 · filed 2026-10-08 (778d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
Sell
Tommy Tuberville
$1K–$15K · Joint · traded 2024-05-03 · filed 2026-08-05 (824d) · Filing ↗
MPWR Monolithic Power System
Sell
Markwayne Mullin
$15K–$50K · traded 2026-04-16 · filed 2026-07-25 (100d) · Filing ↗
MPWR Monolithic Power System
Sell
Markwayne Mullin
$50K–$100K · traded 2026-04-15 · filed 2026-07-25 (101d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
Partial sell
Byron Donalds
$1K–$15K · Spouse · traded 2026-06-05 · filed 2026-07-15 (40d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
Partial sell
Byron Donalds
$1K–$15K · Self · traded 2026-06-05 · filed 2026-07-15 (40d) · Filing ↗
MPWR MONOLITHIC POWER SYSTEMS INC
Sell
Donald J Trump
$250K–$500K · traded 2026-04-09 · filed 2026-07-01 (83d) · Filing ↗
MPWR MONOLITHIC PWR SYS INC
SoldBuy
Donald J Trump
$1K–$15K · traded 2026-03-23 · filed 2026-05-14 (52d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
OpenBuy
Markwayne Mullin
$15K–$50K · Joint · traded 2026-02-04 · filed 2026-03-02 (26d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
OpenBuy
Markwayne Mullin
$15K–$50K · Spouse · traded 2026-01-05 · filed 2026-02-04 (30d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
OpenBuy
Markwayne Mullin
$15K–$50K · Self · traded 2026-01-05 · filed 2026-02-04 (30d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
OpenBuy
Michael Guest
$1K–$15K · Child · traded 2025-10-20 · filed 2025-11-19 (30d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
OpenBuy
Robert P. Bresnahan, Jr.
$1K–$15K · Self · traded 2025-04-08 · filed 2025-05-08 (30d) · Filing ↗
MPWR Monolithic Power Systems, Inc. - Common Stock
Sell
Robert P. Bresnahan, Jr.
$1K–$15K · Joint · traded 2025-01-13 · filed 2025-02-13 (31d) · Filing ↗

14 trades