Insiders · MPWR

MPWR insider transactions

Monolithic Power Systems Inc. (MPWR) Form 4 insider transactions - real-time wire coverage of every officer, director, and 10% owner trade.

Recent Form 3, 4, and 5 filings for MPWR

• 20d
  SEC Form 4 filed by Tseng Saria

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 22d
  SEC Form 4 filed by Tseng Saria

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 27d
  SEC Form 4 filed by Tseng Saria

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 27d
  SEC Form 4 filed by Sciammas Maurice

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 29d
  SEC Form 4 filed by Tseng Saria

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 37d
  SEC Form 4 filed by Sciammas Maurice

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 52d
  New insider Dean Robert W Ii claimed ownership of 8,125 shares (SEC Form 3)

  3 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 72d
  CEO Hsing Michael sold $38,670,257 worth of shares (33,000 units at $1,171.83), decreasing direct ownership by 4% to 888,234 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 76d
  CEO Hsing Michael sold $39,234,212 worth of shares (33,000 units at $1,188.92), decreasing direct ownership by 3% to 921,234 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 77d
  EVP, WW Sales & Marketing Sciammas Maurice sold $235,995 worth of shares (200 units at $1,179.97) (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 77d
  CEO Hsing Michael sold $38,837,435 worth of shares (34,000 units at $1,142.28), decreasing direct ownership by 3% to 954,234 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 78d
  Director Lee Victor K sold $484,864 worth of shares (400 units at $1,212.16), decreasing direct ownership by 1% to 27,756 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 79d
  EVP, Global Operations Xiao Deming sold $26,790,370 worth of shares (22,875 units at $1,171.16), decreasing direct ownership by 9% to 235,932 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 79d
  EVP & General Counsel Tseng Saria sold $26,790,370 worth of shares (22,875 units at $1,171.16), decreasing direct ownership by 10% to 200,626 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 79d
  EVP, WW Sales & Marketing Sciammas Maurice sold $26,790,370 worth of shares (22,875 units at $1,171.16), decreasing direct ownership by 11% to 178,625 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 79d
  EVP and CFO Blegen Theodore sold $25,443,531 worth of shares (21,725 units at $1,171.16), decreasing direct ownership by 21% to 82,353 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 79d
  CEO Hsing Michael sold $64,323,824 worth of shares (54,923 units at $1,171.16), decreasing direct ownership by 5% to 988,234 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  Director Wynne Eileen was granted 189 shares, increasing direct ownership by 16% to 1,342 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  Director Zhou Jeff was granted 189 shares, increasing direct ownership by 3% to 5,800 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  Director Chang Kuo Wei Herbert was granted 189 shares, increasing direct ownership by 44% to 615 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  Director Elmiger Eugen J was granted 189 shares, increasing direct ownership by 1% to 17,402 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  Director Lee Victor K was granted 189 shares, increasing direct ownership by 0.68% to 28,156 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  Director Martinez Carintia was granted 189 shares, increasing direct ownership by 22% to 1,067 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  EVP, Global Operations Xiao Deming was granted 57,170 shares, increasing direct ownership by 28% to 258,807 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  EVP and CFO Blegen Theodore was granted 38,745 shares, increasing direct ownership by 59% to 104,078 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  EVP & General Counsel Tseng Saria was granted 57,170 shares, increasing direct ownership by 34% to 223,501 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  CEO Hsing Michael was granted 136,825 shares, increasing direct ownership by 15% to 1,043,157 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 84d
  EVP, WW Sales & Marketing Sciammas Maurice was granted 57,170 shares, increasing direct ownership by 40% to 201,500 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 85d
  EVP and CFO Blegen Theodore sold $3,389,266 worth of shares (3,000 units at $1,129.76), decreasing direct ownership by 4% to 65,333 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 114d
  Director Lee Victor K sold $558,516 worth of shares (600 units at $930.86), decreasing direct ownership by 2% to 27,967 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 114d
  EVP and CFO Blegen Theodore sold $2,821,399 worth of shares (3,000 units at $940.47), decreasing direct ownership by 4% to 68,332 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 121d
  EVP & General Counsel Tseng Saria gifted 1,000 shares and received a gift of 1,000 shares, decreasing direct ownership by 0.60% to 166,331 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 122d
  Director Lee Victor K sold $951,719 worth of shares (1,000 units at $951.72), decreasing direct ownership by 3% to 28,567 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 140d
  CEO Hsing Michael gifted 12,337 shares, decreasing direct ownership by 1% to 906,332 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 149d
  EVP and CFO Blegen Theodore sold $2,724,623 worth of shares (3,000 units at $908.21), decreasing direct ownership by 4% to 71,332 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 153d
  EVP & General Counsel Tseng Saria sold $18,529,316 worth of shares (20,000 units at $926.47), decreasing direct ownership by 11% to 167,331 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 153d
  EVP & General Counsel Tseng Saria sold $18,083,638 worth of shares (20,000 units at $904.18), decreasing direct ownership by 10% to 187,331 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 156d
  Director Chang Kuo Wei Herbert sold $89,697 worth of shares (100 units at $896.97), decreasing direct ownership by 19% to 426 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 156d
  EVP, WW Sales & Marketing Sciammas Maurice sold $3,559,434 worth of shares (3,976 units at $895.23), decreasing direct ownership by 3% to 144,330 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 157d
  Director Chang Kuo Wei Herbert sold $87,397 worth of shares (100 units at $873.97), decreasing direct ownership by 16% to 526 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 161d
  EVP, WW Sales & Marketing Sciammas Maurice sold $24,656,387 worth of shares (27,966 units at $881.66), decreasing direct ownership by 16% to 148,306 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 161d
  EVP, WW Sales & Marketing Sciammas Maurice sold $6,121,059 worth of shares (7,034 units at $870.21), decreasing direct ownership by 4% to 176,272 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 167d
  EVP, WW Sales & Marketing Sciammas Maurice gifted 4,530 shares and received a gift of 4,530 shares (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 168d
  CEO Hsing Michael sold $35,724,380 worth of shares (37,000 units at $965.52), decreasing direct ownership by 4% to 918,669 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 168d
  CEO Hsing Michael sold $38,335,721 worth of shares (40,000 units at $958.39), decreasing direct ownership by 4% to 955,669 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 175d
  EVP, WW Sales & Marketing Sciammas Maurice sold $197,362 worth of shares (200 units at $986.81) (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 177d
  EVP and CFO Blegen Theodore sold $3,073,278 worth of shares (3,000 units at $1,024.43), decreasing direct ownership by 4% to 74,332 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 181d
  CEO Hsing Michael covered exercise/tax liability with 121,918 shares, decreasing direct ownership by 11% to 995,669 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 181d
  EVP and CFO Blegen Theodore covered exercise/tax liability with 48,298 shares, decreasing direct ownership by 38% to 77,332 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 181d
  EVP & General Counsel Tseng Saria covered exercise/tax liability with 54,543 shares, decreasing direct ownership by 21% to 207,331 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 181d
  EVP, WW Sales & Marketing Sciammas Maurice covered exercise/tax liability with 54,543 shares, decreasing direct ownership by 23% to 183,306 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 181d
  EVP, Global Operations Xiao Deming covered exercise/tax liability with 54,543 shares, decreasing direct ownership by 21% to 201,637 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 184d
  EVP & General Counsel Tseng Saria was granted 135,520 shares, increasing direct ownership by 107% to 261,874 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 184d
  EVP and CFO Blegen Theodore was granted 87,690 shares, increasing direct ownership by 231% to 125,630 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 184d
  CEO Hsing Michael was granted 302,920 shares, increasing direct ownership by 37% to 1,117,587 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 184d
  EVP, Global Operations Xiao Deming was granted 135,520 shares, increasing direct ownership by 112% to 256,180 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 184d
  EVP, WW Sales & Marketing Sciammas Maurice was granted 135,520 shares, increasing direct ownership by 132% to 237,849 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 188d
  EVP & General Counsel Tseng Saria sold $1,413,906 worth of shares (1,300 units at $1,087.62), decreasing direct ownership by 1% to 126,354 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 195d
  EVP & General Counsel Tseng Saria sold $17,139,295 worth of shares (16,840 units at $1,017.77), decreasing direct ownership by 12% to 127,654 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)
• 211d
  EVP and CFO Blegen Theodore sold $2,739,648 worth of shares (3,000 units at $913.22), decreasing direct ownership by 7% to 37,940 units (SEC Form 4)

  4 - MONOLITHIC POWER SYSTEMS INC (0001280452) (Issuer)