*Notional-weighted price return on lawmakers' disclosed buys of MPWR, marked to the latest close — per-share (share counts aren't disclosed).
| Date | Member | Type | Amount | Est. price | Latest close | Return |
|---|---|---|---|---|---|---|
| 2026-02-04 | Markwayne Mullin | BUY | $15K–$50K | $1136.83 | $1313.32 2026-06-26 | +15.5% |
| 2026-01-05 | Markwayne Mullin | BUY | $15K–$50K | $955.03 | $1313.32 2026-06-26 | +37.5% |
| 2025-10-20 | Hon. Michael Patrick Guest | BUY | $1K–$15K | $1031.59 | $1313.32 2026-06-26 | +27.3% |
| 2024-05-03 | Thomas H Tuberville | SELL | $1K–$15K | $707.22 | $1313.32 2026-06-26 | +48.4% rt |
| 2023-10-17 | Thomas H Tuberville | BUY | $1K–$15K | $476.56 | $1313.32 2026-06-26 | +175.6% |
| 2023-04-03 | Thomas H Tuberville | SELL | $1K–$15K | $492.97 | $1313.32 2026-06-26 | +1.7% rt |
| 2023-04-03 | Thomas H Tuberville | SELL | $1K–$15K | $492.97 | $1313.32 2026-06-26 | -166.4% exit |
| 2022-12-07 | Hon. Byron Donalds | BUY | $1K–$15K | $367.77 | $1313.32 2026-06-26 | +257.1% |
| 2021-09-30 | Thomas H Tuberville | BUY | $1K–$15K | $484.68 | $1313.32 2026-06-26 | +171.0% |
| 2018-11-16 | DIANNE FEINSTEIN | SELL | $1K–$15K | — | — | — exit |
| 2016-04-01 | Hon. James B. Renacci | BUY | $1K–$15K | $64.45 | $1313.32 2026-06-26 | +1937.7% |
| 2015-12-18 | Hon. James B. Renacci | BUY | $1K–$15K | $63.15 | $1313.32 2026-06-26 | +1979.7% |
Return: buys marked to the latest close (open); sells tagged rt are realized round-trips vs a prior disclosed buy; exit = timing (stock move after the sale, seller's perspective).