InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (61 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
61
T+90 hit rate
88%
T+90 mean return
+17.7%
Across 8 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by Sciammas Maurice, Executive Vice President of Worldwide Sales and Marketing. Director active across 1 company, notably Monolithic Power Systems INC. Cumulatively, 80 filings have been published. Breakdown: 0 buy · 61 sells. Total volume traded: €101.4m. History available since 10 May 2021. The latest transaction was disclosed on 1 July 2026 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations80 total
30 shares@ US$1,351.610.0001% mcap0.0% of flowCommon StockSEC:0001214659-26-008236:0
1,563 shares0Common StockSEC:0001214659-26-006521:0
30 shares@ US$1,116.440.0% of flowCommon StockSEC:0001214659-26-004332:0
30 shares@ US$1,095.070.0% of flowCommon StockSEC:0001214659-26-003765:0
200 shares@ US$1,179.9750.1% of flowCommon StockSEC:0001214659-26-001626:0
22,875 shares@ US$1,171.163714.9% of flowCommon StockSEC:0001214659-26-001449:0
57,170 shares0Common StockSEC:0001214659-26-001252:0
3,976 shares@ US$895.232.4% of flowCommon StockSEC:0001214659-25-017225:0
431 shares@ US$875.260.3% of flowCommon StockSEC:0001214659-25-017016:0
240 shares@ US$862.580.1% of flowCommon StockSEC:0001214659-25-017014:0
4,530 shares0Common StockSEC:0001214659-25-016758:0
200 shares@ US$986.810.1% of flowCommon StockSEC:0001214659-25-016060:0
54,543 shares@ US$1,096.630.068% mcap40.6% of flowCommon StockSEC:0001214659-25-015707:0
135,520 shares0Common StockSEC:0001214659-25-015474:0
1,000 shares0Common StockSEC:0001214659-25-012568:0
4,836 shares0Common StockSEC:0001214659-25-011728:0
1,499 shares0Common StockSEC:0001214659-25-008580:0
1,499 shares0Common StockSEC:0001214659-25-008580:1
12,000 shares@ US$701.004.0% of flowCommon StockSEC:0001214659-25-007417:0
1,878 shares0Common StockSEC:0001214659-25-007334:0
1,102 shares0Common StockSEC:0001214659-25-003203:0
2,525 shares0Common StockSEC:0001214659-25-002586:0
662 shares@ US$717.10060.2% of flowCommon StockSEC:0001214659-25-002482:0
3,941 shares@ US$701.02711.4% of flowCommon StockSEC:0001214659-25-002419:0
866 shares@ US$765.140.3% of flowCommon StockSEC:0001214659-24-018888:0
25 of 80 declarations
About Sciammas Maurice
Maurice Sciammas is Executive Vice President, Worldwide Sales and Marketing at Monolithic Power Systems. The company’s governance page says he joined MPS in July 1999, after serving as Director of IC Products at Supertex from 1990 to 1999, and that he also held positions at Micrel. MPS’ 2025 annual report lists him as age 66 as of February 27, 2026, and says he holds a B.S.E.E. from San Jose State University. Sources: https://www.monolithicpower.com/en/about-mps/managementteam.html
