Maurice Sciammas, EVP, WW Sales & Marketing at MONOLITHIC POWER SYSTEMS INC (MPWR), sold 13,808 shares at $870.36 ($12.0M) on 2025-11-19, disclosed to the SEC on 2025-11-20.
Seasonal sale ($12.0M) by EVP, WW Sales & Marketing — this insider has traded MPWR in November in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $862.58 | 240 | $207K | 1.7% |
| 2 | $862.58 | 240 | $207K | 1.7% |
| 3 | $863.86 | 160 | $138K | 1.2% |
| 4 | $863.86 | 160 | $138K | 1.2% |
| 5 | $865.89 | 40 | $35K | 0.3% |
| 6 | $866.19 | 339 |
| $294K |
| 2.4% |
| 7 | $866.19 | 339 | $294K | 2.4% |
| 8 | $867.57 | 699 | $606K | 5.0% |
| 9 | $867.57 | 699 | $606K | 5.0% |
| 10 | $868.42 | 723 | $628K | 5.2% |
| 11 | $868.42 | 723 | $628K | 5.2% |
| 12 | $869.39 | 1,842 | $1.6M | 13.3% |
| 13 | $869.39 | 1,842 | $1.6M | 13.3% |
| 14 | $870.36 | 320 | $279K | 2.3% |
| 15 | $870.36 | 320 | $279K | 2.3% |
| 16 | $871.45 | 220 | $192K | 1.6% |
| 17 | $872.80 | 574 | $501K | 4.2% |
| 18 | $872.80 | 574 | $501K | 4.2% |
| 19 | $873.78 | 1,146 | $1.0M | 8.3% |
| 20 | $873.78 | 1,146 | $1.0M | 8.3% |
| 21 | $874.50 | 731 | $639K | 5.3% |
| 22 | $874.50 | 731 | $639K | 5.3% |
| Total | $870.20 avg | 13,808 | $12.0M | 100% |
| Filing → |
| MPWR | SELL | 2026-07-06 | $41K | — | Filing → |
| MPWR | SELL | 2026-06-03 | $46K | — | Filing → |
| MPWR | SELL | 2026-05-19 | $18.7M | — | Filing → |