Sciammas Maurice
EVP, WW Sales & Marketing
In the last 12 months, Sciammas Maurice filed 75 SEC Form 4 transactions across 1 issuer — $0 in open-market purchases and $101.3M in open-market sales. 40% of these transactions were executed under a pre-scheduled Rule 10b5-1 trading plan.
- $0Open-market buys (1y)
- $101.3MOpen-market sells (1y)
- 75Transactions filed
- 1Distinct issuers
- 40%Under Rule 10b5-1
- 2026-07-15Latest filing
Issuers Filed For By open-market buy volume
Recent Form 4 Filings Most recent 75 of 75 (1-year window)
| Date | Ticker | Company | Type | SEC Code | Value | Shares | Price |
|---|---|---|---|---|---|---|---|
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $692.5K | 527 | $1314.0 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $361.2K | 274 | $1318.4 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $541.5K | 409 | $1323.9 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $616.8K | 464 | $1329.3 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $1.0M | 776 | $1334.6 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $2.0M | 1,460 | $1339.6 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $2.5M | 1,864 | $1344.2 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $2.0M | 1,506 | $1348.9 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $7.6M | 5,640 | $1353.0 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $68.0K | 50 | $1359.4 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $328.6K | 240 | $1369.2 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $649.2K | 472 | $1375.5 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $576.3K | 418 | $1378.7 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $567.5K | 410 | $1384.1 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $69.4K | 50 | $1388.2 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $297.4K | 213 | $1396.2 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $163.9K | 117 | $1400.5 |
| 2026-07-15 | MPWR | MONOLITHIC POWER SYSTEMS, INC. | Sell 10b5-1 | S | $154.6K | 110 | $1405.7 |
| 2026-07-01 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $40.5K | 30 | $1351.6 |
| 2026-06-01 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $46.0K | 30 | $1534.0 |
| 2026-05-29 | MPWR | MONOLITHIC POWER SYSTEMS INC | Other | G | $0 | 12,472 | $0.0 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $5.8M | 3,741 | $1550.4 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $2.7M | 1,717 | $1557.5 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $3.1M | 2,010 | $1562.0 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $3.2M | 2,020 | $1567.2 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $2.1M | 1,312 | $1571.5 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $1.1M | 703 | $1577.8 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $707.2K | 447 | $1582.2 |
| 2026-05-15 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $79.3K | 50 | $1585.5 |
| 2026-05-13 | MPWR | MONOLITHIC POWER SYSTEMS INC | Other | G | $0 | 1,563 | $0.0 |
| 2026-05-13 | MPWR | MONOLITHIC POWER SYSTEMS INC | Other | G | $0 | 1,563 | $0.0 |
| 2026-05-05 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | S | $601.8K | 380 | $1583.8 |
| 2026-05-04 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $47.7K | 30 | $1588.7 |
| 2026-04-01 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell 10b5-1 | S | $33.5K | 30 | $1116.4 |
| 2026-03-20 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $32.9K | 30 | $1095.1 |
| 2026-02-11 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $236.0K | 200 | $1180.0 |
| 2026-02-06 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $26.8M | 22,875 | $1171.2 |
| 2026-02-03 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 57,170 | $0.0 |
| 2025-11-24 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $3.6M | 3,976 | $895.2 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $377.2K | 431 | $875.3 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $824.0K | 940 | $876.6 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.7M | 1,976 | $877.5 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.6M | 1,854 | $878.5 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.7M | 1,966 | $879.5 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $3.3M | 3,776 | $880.6 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $2.2M | 2,469 | $881.4 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $3.0M | 3,344 | $882.5 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $5.8M | 6,513 | $883.5 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.9M | 2,149 | $884.4 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.5M | 1,738 | $885.1 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $717.7K | 810 | $886.0 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $207.0K | 240 | $862.6 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $138.2K | 160 | $863.9 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $34.6K | 40 | $865.9 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $293.6K | 339 | $866.2 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $606.4K | 699 | $867.6 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $627.9K | 723 | $868.4 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.6M | 1,842 | $869.4 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $278.5K | 320 | $870.4 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $191.7K | 220 | $871.5 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $501.0K | 574 | $872.8 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $1.0M | 1,146 | $873.8 |
| 2025-11-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $639.3K | 731 | $874.5 |
| 2025-11-13 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 4,530 | $0.0 |
| 2025-11-13 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 4,530 | $0.0 |
| 2025-11-05 | MPWR | MONOLITHIC POWER SYSTEMS INC | Sell | — | $197.4K | 200 | $986.8 |
| 2025-10-30 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $59.8M | 54,543 | $1096.6 |
| 2025-10-25 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 135,520 | $0.0 |
| 2025-08-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 1,000 | $0.0 |
| 2025-08-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 1,499 | $0.0 |
| 2025-08-19 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 1,499 | $0.0 |
| 2025-08-06 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 4,836 | $0.0 |
| 2025-08-06 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 2,000 | $0.0 |
| 2025-08-06 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 1,418 | $0.0 |
| 2025-08-06 | MPWR | MONOLITHIC POWER SYSTEMS INC | Grant | — | $0 | 1,418 | $0.0 |
Methodology & FAQ
How These Filings Are Sourced
All transactions on this page are sourced directly from SEC EDGAR. A complete description of the open-market vs grant distinction, the Rule 10b5-1 plan-reference heuristic, and the per-insider name matching is documented in the Methodology.
What companies does Sciammas Maurice file Form 4 disclosures for?
Sciammas Maurice has filed SEC Form 4 transactions for 1 issuer in the last 12 months: MONOLITHIC POWER SYSTEMS, INC. (MPWR).
What does the 10b5-1 badge mean on these transactions?
Rule 10b5-1 is an SEC rule that lets insiders schedule trades in advance under a written plan, providing an affirmative defense against insider-trading allegations as long as the plan was adopted in good faith and not while in possession of material non-public information. Of Sciammas Maurice's 75 reported transactions in the last 12 months, 30 (40%) reference a 10b5-1 trading plan in the Form 4 footnotes.
Are these all the transactions Sciammas Maurice has executed?
This page shows SEC Form 4 transactions on record in Pactolio's tracked universe for the last 12 months. Form 4 only covers transactions in registered classes of equity at issuers where the person qualifies as an insider (officer, director, or 10% beneficial owner). Trades in funds, foreign issuers, or non-insider positions are not disclosed under Form 4 and are not included here.