Sciammas Maurice (CIK 1360833) reported 70 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-06). Recent activity: Sell MPWR (30 shares), Sell MPWR (30 shares), Sell MPWR (12,472 shares), Sell MPWR (3,741 shares), Sell MPWR (1,717 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-06 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 30 | $40,548 |
| 2026-06-03 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 30 | $46,018 |
| 2026-06-02 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 12,472 | $0 |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 3,741 | $5.8M |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 1,717 | $2.7M |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 2,010 | $3.1M |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 2,020 | $3.2M |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 1,312 | $2.1M |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 703 | $1.1M |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 447 | $707,248 |
| 2026-05-19 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 50 | $79,276 |
| 2026-05-15 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Buy | 1,563 | $0 |
| 2026-05-15 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 1,563 | $0 |
| 2026-04-03 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 30 | $33,493 |
| 2026-03-24 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 30 | $32,852 |
| 2026-02-12 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 200 | $235,996 |
| 2026-02-10 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 22,875 | $26.8M |
| 2026-02-05 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Buy | 57,170 | $0 |
| 2025-11-25 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 3,976 | $3.6M |
| 2025-11-20 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 240 | $207,019 |
| 2025-11-20 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 160 | $138,218 |
| 2025-11-20 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 40 | $34,636 |
| 2025-11-20 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 339 | $293,638 |
| 2025-11-20 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 699 | $606,431 |
| 2025-11-20 | MONOLITHIC POWER SYSTEMS INC (MPWR) | EVP, WW Sales & Marketing | Sell | 723 | $627,868 |
Source: SEC Form 4 filings · as of 2026-07-06