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$MPWR Congressional Trades
$1,207.15 +$39.88 (3.42%) Live

Congressional Trades in Monolithic Power Systems Inc

What members of the House and Senate report owning and trading in MPWR, as filed with the House Clerk and the Senate. Every row links to the filing it came from.

Trades, last 12 months
12
by 3 members
Buys / sells
8 / 4
2 bought, 2 sold
Members reporting MPWR
4
in their latest annual report
Reported after the trade
27 days
median, last 12 months

Members who report holding MPWR

As filed in each member's latest annual report, in the ranges the form uses.

Member Value reported Investor Report filed Source
Byron Donalds House · Republican · FL-19 $2K – $30K Self, Spouse Aug 13, 2026 Report
Lucy McBath House · Democrat · GA-6 $1K – $15K Spouse Sep 11, 2026 Report
Michael Guest House · Republican · MS-3 $1K – $15K Child Aug 13, 2026 Report
Robert P. Bresnahan, Jr. House · Republican · PA-8 $1K – $15K Self Aug 13, 2026 Report
Traded Member Trade Amount Investor Reported Source
Jun 5, 2026 Byron Donalds House · R · FL-19 Partial sale · Stock $1K – $15K Self Jul 15, 2026 40 days later Filing
Jun 5, 2026 Byron Donalds House · R · FL-19 Partial sale · Stock $1K – $15K Spouse Jul 15, 2026 40 days later Filing
Mar 10, 2026 Ro Khanna House · D · CA-17 Sale $1K – $15K Spouse Apr 7, 2026 28 days later Scan
Jan 29, 2026 Ro Khanna House · D · CA-17 Sale $1K – $15K Spouse Feb 6, 2026 8 days later Scan
Apr 23, 2025 Ro Khanna House · D · CA-17 Sale $1K – $15K Spouse May 12, 2025 19 days later Scan

Listed in annual reports

Transactions an annual report lists for the year it covers, apart from trade reports. Not counted in the trades above.

Traded Member Trade Amount Investor Report
Oct 20, 2025 Michael Guest Buy $1K – $15K Child 2025 Annual Report filed Aug 13, 2026
Dec 7, 2022 Byron Donalds Buy · Stock $1K – $15K Spouse 2022 Annual Report filed Aug 11, 2023
Dec 7, 2022 Byron Donalds Buy · Stock $1K – $15K Self 2022 Annual Report filed Aug 11, 2023

Members report each trade in a range, not an exact amount, and have up to 45 days to report it. Some filings are scans; where we could not read a scanned field with confidence it is left blank rather than guessed, and the filing link shows the original.

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