Monolithic Power Systems, Inc. (MPWR)
NasdaqGS • Currently down 114.12 (-7.42%) in today's trading session
2 members of Congress have disclosed 3 trades in Monolithic Power Systems, Inc. (MPWR) via STOCK Act filings. The most recent disclosure was a purchase by Michael Patrick Guest on 20 October 2025. The most active traders have been Byron Donalds (2) and Michael Patrick Guest (1). Aggregate disclosed activity totals roughly $24K in purchases (midpoint estimates from bracketed disclosure amounts).
Monolithic Power Systems, Inc. is currently trading at $1423.76, positioned at 72% of its 52-week range ($686.87 – $1714.09).
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Monolithic Power Systems, Inc. Price History and Technical Analysis
Congressional Trading Activity for MPWR
| Michael Patrick Guest | 20 Oct 2025 | 19 Nov 2025 | Purchase | Stock | $1,001 - $15,000 | +38.02% |
Select transactions to view their annotations on the chart
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Frequently Asked Questions about MPWR
- Which members of Congress have traded MPWR?
- 2 members of Congress have disclosed 3 trades in Monolithic Power Systems, Inc. (MPWR) under the STOCK Act. The most active traders are Byron Donalds and Michael Patrick Guest.
- When was MPWR most recently disclosed by Congress?
- The most recent MPWR disclosure was a purchase by Michael Patrick Guest on 20 October 2025.
- What is the total disclosed congressional trading volume for MPWR?
- Members of Congress have disclosed approximately $24K in MPWR purchases (midpoint estimate derived from the bracketed amount ranges used in STOCK Act filings).
- How can I track new congressional trades in MPWR?
- This MPWR page updates as soon as new STOCK Act disclosures are filed for Monolithic Power Systems, Inc.. Every trade, politician, transaction date and amount range is surfaced above, typically within hours of the official filing appearing on the House or Senate disclosure portals.
Track MPWR in Congress
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