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Pathos InvestmentsEquity Research
Congress trades · MPWR

Who in Congress traded Monolithic Power Systems (MPWR)?

No member of Congress reported a MPWR trade in the last 3 months. All time (filings since 2024): 4 members, 6 trades. Most recent: Rep. Byron Donalds sold $1K–$15K on Jun 5, 2026.
0members · last 3 mo
0buys · last 3 mo
0sells · last 3 mo
40 dmedian disclosure lag
1disclosed after 45 days

See the MPWR SEC fact sheet →

4 members of Congress have reported 6 trades in Monolithic Power Systems (MPWR) since 2024: 2 buys and 4 sells. The most active was Rep. Byron Donalds (2 trades); the latest was Rep. Byron Donalds, who sold $1K–$15K on Jun 5, 2026. 4 of these members have a ranked hit rate (10+ scored trades). This is a record of public disclosures, not a recommendation.

All time: every disclosed trade on the price chart

BuySellOption (ring; green bullish, red bearish)Size = top of reported range · scroll/pinch or drag across the chart to zoom, double-click to reset, or drag the window in the strip below · click a dot to jump to its row8-KForm 4

Every trade (all time)

Member · hit rateActionTradedReported amountDisclosed · lagThis trade vs SPY (90 d)SEC filings ±30 daysSource
BDRep. Byron Donalds R-FL19 · SP 42% hit · 127
Oversight and Government ReformFinancial Services		SELL (partial)Jun 5, 2026$1K–$15KJul 15, 2026
40 days		+22.9%8-K 06-12 · 17 Form 4PDF
BDRep. Byron Donalds R-FL19 42% hit · 127
Oversight and Government ReformFinancial Services		SELL (partial)Jun 5, 2026$1K–$15KJul 15, 2026
40 days		+22.9%8-K 06-12 · 17 Form 4PDF
MGRep. Michael Guest R-MS03 · DC 50% hit · 12
AppropriationsHomeland SecurityEthics		BUYOct 20, 2025$1K–$15KNov 19, 2025
30 days		-0.7%8-K 10-30 · 20 Form 4PDF
RBRep. Robert P. Bresnahan, Jr. R-PA08 48% hit · 545
Transportation and InfrastructureAgricultureSmall Business		BUYApr 8, 2025$1K–$15KMay 8, 2025
30 days		+37.8%8-K 05-01 8-K 03-26 8-K 03-20PDF
RBRep. Robert P. Bresnahan, Jr. R-PA08 · JT 48% hit · 545
Transportation and InfrastructureAgricultureSmall Business		SELLJan 13, 2025$1K–$15KFeb 13, 2025
31 days		+1.0%8-K 02-06 · 14 Form 4PDF
TTSen. Tommy Tuberville R-AL · JT 66% hit · 267
Agriculture, Nutrition, and ForestryArmed ServicesHealth, Education, Labor, and PensionsVeterans' Affairs		SELLMay 3, 2024$1K–$15KAug 5, 2026
824 days ⚠ over 45		-4.8%8-K 05-01 · 17 Form 4eFD report (amended)
Education, not investment advice. This page reorganizes public disclosures so you can see what members of Congress reported. A disclosure is not evidence of wrongdoing, and past trades say nothing about future returns. Amounts are the ranges members report, not exact values. Members have up to 45 days to disclose, so recent trades may be missing. Paper filings that need manual review, trades without a confident ticker match, options, mutual funds, bonds and private holdings are not shown. Always check the source filing.

Sources: U.S. House Clerk Periodic Transaction Reports (disclosures-clerk.house.gov) and U.S. Senate eFD Periodic Transaction Reports (efdsearch.senate.gov), filed 2024 to present; SEC EDGAR submissions (Form 4 and 8-K filing dates); committee assignments from the unitedstates/congress-legislators project (current membership); daily closing prices from Yahoo Finance's public chart data (query1.finance.yahoo.com), which is unofficial and may be revised. Built 2026-11-03.