Jeff Zhou, Director at MONOLITHIC POWER SYSTEMS INC (MPWR), sold 500 shares at $271.62 ($136K) on 2020-07-31, disclosed to the SEC on 2020-08-04.
Open-market sale of $136k MPWR by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $271.62 | 300 | $81K | 59.9% |
| 2 | $273.00 | 153 | $42K | 30.7% |
| 3 | $273.00 | 47 | $13K | 9.4% |
| Total | $272.17 avg | 500 | $136K | 100% |
| Filing → |
| MPWR | SELL | 2025-08-28 | $168K | — | Filing → |
| MPWR | SELL | 2025-08-15 | $340K | — | Filing → |
| MPWR | SELL | 2025-08-13 | $166K | — | Filing → |