| Politician | Action | Description | Traded |
|---|---|---|---|
| Buy | MONOLITHIC POWER SYSTEMS, IN | Jun 18, 2026 | |
| Sell | Monolithic Power Systems, In | Jun 5, 2026 | |
| Sell | Monolithic Power Systems, In | Jun 5, 2026 | |
| Sell | MONOLITHIC POWER SYS SPONSOR | Apr 10, 2026 | |
| Buy | Monolithic Power Systems, In | Feb 4, 2026 | |
| Sell | MONOLITHIC POWER SYSTEMS INC | Jan 29, 2026 | |
| Sell | MONOLITHIC POWER SYSTEMS INC | Jan 27, 2026 | |
| Buy | Monolithic Power Systems, In | Jan 5, 2026 | |
| Buy | Monolithic Power Systems, In | Oct 20, 2025 | |
| Buy | MONOLITHIC POWER SYSTEMS, IN | Apr 23, 2025 |
This page tracks congressional stock trading activity in Monolithic Power Systems, Inc. (MPWR) in the Technology sector. Disclosed Capitol has indexed 48 disclosed congressional trades involving MPWR. Every trade is sourced from official STOCK Act financial disclosure filings — the same primary records the Senate and House are required to publish. The full trade list with politician names, transaction types, amount ranges, and disclosure dates is below, alongside cross-references to any related lobbying activity, federal contracts, and committee assignments.
As of July 2026 — Disclosed Capitol has tracked 48 disclosed congressional trades in Monolithic Power Systems, Inc. (MPWR) — 19:15 buy-heavy ratio — led by Ro Khanna (D).
| Date | Politician | Party | Action | Amount |
|---|---|---|---|---|
| 2026-06-18 | Ro Khanna | D | Buy | $1,001 - $15,000 |
| 2026-06-05 | Byron Donalds | R | Sell | $1,001 - $15,000 |
| 2026-06-05 | Byron Donalds | R | Sell | $1,001 - $15,000 |
| 2026-04-10 | Ro Khanna | D | Sell | $15,001 - $50,000 |
| 2026-02-04 | Markwayne Mullin | R | Buy | $15,001 - $50,000 |
| 2026-01-29 | Ro Khanna | D | Sale | $1,001 - $15,000 |
| 2026-01-27 | Ro Khanna | D | Sell | $1,001 - $15,000 |
| 2026-01-05 | Markwayne Mullin | R | Buy | $15,001 - $50,000 |
| 2025-10-20 | Michael Patrick Guest | R | Buy | $1,001 - $15,000 |
| 2025-04-23 | Ro Khanna | D | Purchase | $1,001 - $15,000 |
Across the 48 disclosed congressional trades in Monolithic Power Systems, Inc. (MPWR), members of Congress have reported 19 buys and 15 sells. The average 30-day alpha vs. the S&P 500 is 4.01%.