Robert W. Dean II, Interim CFO at MONOLITHIC POWER SYSTEMS INC (MPWR), sold 4 shares at $1563.28 ($6K) on 2026-05-18, disclosed to the SEC on 2026-05-20.
Open-market sale of $6k MPWR by Interim CFO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| MPWR | SELL | 2026-08-06 | $141K | — | Filing → |
| MPWR | SELL | 2026-05-28 | $36K | — | Filing → |