Sciammas Maurice, EVP of Worldwide Sales and Marketing at Monolithic Power Systems (MPWR), has filed 72 Form 4 transactions over the period covered, all in that single company. The pattern is one-directional: he has recorded zero open-market purchases and no acquisitions of any kind. His total sell value across all filings is $101,316,724.07, and the recent window shows 23 sales with no buys.
The most concentrated activity came on July 15, 2026, when he filed 16 separate sale transactions in MPWR. Those trades ranged from $67,968 to $7,630,638, with several large blocks above $1 million. The combined value for that single day was roughly $19.6 million. Smaller sales followed on August 3, 2026 ($40,318.20) and May 15, 2026, which included a $1,109,158.25 sale and a $707,247.87 sale. He also filed smaller monthly sales on June 1, 2026 ($46,018.50) and July 1, 2026 ($40,548.30).
Two gift transactions appear in the recent record, both valued at zero: one on May 29, 2026 and another on August 4, 2026. The data shows no option exercises, no grants, and no tax-withholding events in the recent period. The selling is consistent and frequent, with the largest dollar volume clustered in mid-July. The absence of any purchase code in his entire filing history means the record contains no counterbalancing open-market buying.
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