Insider Trading activities of Monolithic Power Systems Inc insiders. , Part 8

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Monolithic Power Systems Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Monolithic Power Systems Inc since year 2005. (See page 1 of this report.) Table 2 shows the detailed insider transactions of Monolithic Power Systems Inc since 2005. The reporting company's ticker symbol is MPWR. The reporting company's CIK number is 1280452.
The total value of stock buying since 2005 is $0.
The total value of stock sales since 2005 is $413,182,133.
The total value of stock option exercises since 2005 is $42,827,321.



Table 2. Detailed insider stock purchases, sales, and option exercises of Monolithic Power Systems Inc insiders (MPWR) , Part 8
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2012-02-02 Hsing Michael (CEO) Sale 3,740 16.74 62,607
2012-02-02 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,562 16.74 26,147
2012-01-10 Ueunten Paul (Sr. V.P. Design Engineering) Sale 14,000 15.60 218,330
2012-01-10 Ueunten Paul (Sr. V.P. Design Engineering) Option Ex 14,000 1.20 16,800
2011-12-19 Xiao Deming (Pres. of MPS Asia Operations) Sale 141 14.30 2,016
2011-11-10 Rao Meera (CFO) Sale 694 11.90 8,258
2011-11-10 Ueunten Paul (Sr. V.P. Design Engineering) Sale 694 11.90 8,258
2011-11-10 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 694 11.90 8,258
2011-11-10 Tseng Saria (VP & General Counsel) Sale 694 11.90 8,258
2011-11-10 Hsing Michael (CEO) Sale 5,873 11.90 69,888
2011-11-10 Moyer James C (Chief IC Design Engineer) Sale 141 11.90 1,677
2011-11-10 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,619 11.90 19,266
2011-11-03 Rao Meera (CFO) Sale 72 12.17 876
2011-11-03 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 230 12.03 2,766
2011-11-03 Tseng Saria (VP & General Counsel) Sale 321 12.03 3,861
2011-11-03 Hsing Michael (CEO) Sale 730 12.03 8,781
2011-11-03 Xiao Deming (Pres. of MPS Asia Operations) Sale 184 12.03 2,213
2011-11-02 Rao Meera (CFO) Sale 1,364 11.95 16,299
2011-11-02 Ueunten Paul (Sr. V.P. Design Engineering) Sale 949 11.95 11,340
2011-11-02 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,133 11.95 13,539
2011-11-02 Tseng Saria (VP & General Counsel) Sale 902 11.95 10,778
2011-11-02 Hsing Michael (CEO) Sale 4,496 11.95 53,727
2011-11-02 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,364 11.95 16,299
2011-09-19 Xiao Deming (Pres. of MPS Asia Operations) Sale 143 12.38 1,770
2011-08-30 Chang Kuo Wei Herbert (Director) Sale 10,000 12.54 125,360
2011-08-29 Chang Kuo Wei Herbert (Director) Sale 5,000 12.56 62,800
2011-08-25 Ueunten Paul (Sr. V.P. Design Engineering) Sale 13,000 12.34 160,420
2011-08-25 Ueunten Paul (Sr. V.P. Design Engineering) Option Ex 13,000 1.20 15,600
2011-08-23 Chang Kuo Wei Herbert (Director) Sale 5,000 12.17 60,830
2011-08-17 Tseng Saria (VP & General Counsel) Sale 1 12.41 12
2011-08-17 Chang Kuo Wei Herbert (Director) Sale 1,145 12.50 14,314
2011-08-11 Chang Kuo Wei Herbert (Director) Sale 5,000 12.53 62,660
2011-08-10 Rao Meera (CFO) Sale 719 11.80 8,487
2011-08-10 Ueunten Paul (Sr. V.P. Design Engineering) Sale 719 11.80 8,487
2011-08-10 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 719 11.80 8,487
2011-08-10 Tseng Saria (VP & General Counsel) Sale 719 11.80 8,487
2011-08-10 Hsing Michael (CEO) Sale 6,080 11.80 71,762
2011-08-10 Moyer James C (Chief IC Design Engineer) Sale 146 11.80 1,723
2011-08-10 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,676 11.80 19,781
2011-08-08 Xiao Deming (Pres. of MPS Asia Operations) Sale 190 12.54 2,382
2011-07-25 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 13.75 21,800
2011-07-18 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 13.57 21,503
2011-07-11 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 14.66 23,231
2011-07-05 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 15.38 24,369
2011-06-27 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 14.95 23,694
2011-06-20 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 14.27 22,617
2011-06-17 Ueunten Paul (Sr. V.P. Design Engineering) Sale 13,000 14.55 189,150
2011-06-17 Ueunten Paul (Sr. V.P. Design Engineering) Option Ex 13,000 1.20 15,600
2011-06-17 Xiao Deming (Pres. of MPS Asia Operations) Sale 140 14.84 2,077
2011-06-13 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 15.08 23,900
2011-06-06 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 16.17 25,631
2011-05-31 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 17.07 27,059
2011-05-31 Chang Kuo Wei Herbert (Director) Sale 18,518 17.26 319,565
2011-05-27 Chang Kuo Wei Herbert (Director) Sale 20,000 16.90 338,080
2011-05-23 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 16.26 25,778
2011-05-19 Chang Kuo Wei Herbert (Director) Sale 14,456 16.76 242,268
2011-05-18 Chang Kuo Wei Herbert (Director) Sale 12,500 16.65 208,150
2011-05-16 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 16.23 25,721
2011-05-13 Chang Kuo Wei Herbert (Director) Sale 32,500 16.83 547,105
2011-05-12 Chang Kuo Wei Herbert (Director) Sale 15,000 16.56 248,399
2011-05-11 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,180 16.32 19,261
2011-05-10 Rao Meera (CFO) Sale 695 16.14 11,217
2011-05-10 Ueunten Paul (Sr. V.P. Design Engineering) Sale 695 16.14 11,217
2011-05-10 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 695 16.14 11,217
2011-05-10 Tseng Saria (VP & General Counsel) Sale 695 16.14 11,217
2011-05-10 Hsing Michael (CEO) Sale 5,881 16.14 94,919
2011-05-10 Moyer James C (Chief IC Design Engineer) Sale 141 16.14 2,276
2011-05-10 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,628 16.14 26,277
2011-05-09 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 16.13 25,570
2011-05-06 Chang Kuo Wei Herbert (Director) Sale 7,500 16.53 123,952
2011-05-03 Rao Meera (CFO) Sale 1,367 16.57 22,651
2011-05-03 Ueunten Paul (Sr. V.P. Design Engineering) Sale 950 16.57 15,741
2011-05-03 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,368 16.57 22,667
2011-05-03 Tseng Saria (VP & General Counsel) Sale 1,230 16.57 20,381
2011-05-03 Hsing Michael (CEO) Sale 5,244 16.57 86,893
2011-05-03 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,554 16.57 25,749
2011-05-03 Chang Kuo Wei Herbert (Director) Sale 15,200 16.70 253,915
2011-05-02 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 17.15 27,184
2011-04-25 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 15.40 24,412
2011-04-18 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 13.90 22,028
2011-04-11 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 14.57 23,095
2011-04-06 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,585 14.53 23,033
2011-03-30 Ueunten Paul (Sr. V.P. Design Engineering) Sale 13,000 14.18 184,288
2011-03-30 Ueunten Paul (Sr. V.P. Design Engineering) Option Ex 13,000 1.20 15,600
2011-03-08 Moyer James C (Chief IC Design Engineer) Option Ex 223,998 6.38 1,430,226
2011-02-22 Ueunten Paul (Sr. V.P. Design Engineering) Sale 10,000 15.73 157,290
2011-02-18 Tseng Saria (VP & General Counsel) Sale 1,460 16.00 23,360
2011-02-18 Hsing Michael (CEO) Option Ex 240,000 5.00 1,200,000
2011-02-17 Hsing Michael (CEO) Option Ex 19,774 7.77 153,643
2011-02-15 Ueunten Paul (Sr. V.P. Design Engineering) Sale 9,100 15.52 141,186
2011-02-11 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,178 15.66 18,447
2011-02-10 Rao Meera (CFO) Sale 2,786 15.74 43,862
2011-02-10 Ueunten Paul (Sr. V.P. Design Engineering) Sale 697 15.74 10,973
2011-02-10 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 697 15.74 10,973
2011-02-10 Tseng Saria (VP & General Counsel) Sale 697 15.74 10,973
2011-02-10 Hsing Michael (CEO) Sale 4,644 15.74 73,115
2011-02-10 Moyer James C (Chief IC Design Engineer) Sale 160 15.74 2,519
2011-02-10 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,660 15.74 26,135
2011-02-03 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 267 14.73 3,932
2011-02-03 Tseng Saria (VP & General Counsel) Sale 372 14.73 5,479
2011-02-03 Hsing Michael (CEO) Sale 578 14.73 8,513
2011-02-03 Xiao Deming (Pres. of MPS Asia Operations) Sale 187 14.73 2,754
2011-02-02 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 2,162 14.90 32,220
2011-02-01 Ueunten Paul (Sr. V.P. Design Engineering) Sale 4,764 14.63 69,696
2011-02-01 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 3,176 14.63 46,464
2011-02-01 Hsing Michael (CEO) Sale 13,260 14.63 193,992
2011-02-01 Xiao Deming (Pres. of MPS Asia Operations) Sale 25,776 14.63 377,100
2010-12-08 Neely Rick (Sr. VP and CFO) Sale 16,500 18.50 305,299
2010-12-08 Neely Rick (Sr. VP and CFO) Option Ex 16,500 11.85 195,525
2010-11-30 Chang Kuo Wei Herbert (Director) Sale 10,000 16.18 161,770
2010-11-29 Chang Kuo Wei Herbert (Director) Sale 10,000 16.51 165,130
2010-11-19 Chang Kuo Wei Herbert (Director) Sale 20,000 16.05 321,000
2010-11-11 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 991 15.83 15,688
2010-11-11 Neely Rick (Sr. VP and CFO) Sale 1,180 15.86 18,713
2010-11-10 Ueunten Paul (Sr. V.P. Design Engineering) Sale 695 15.43 10,723
2010-11-10 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 1,197 15.43 18,468
2010-11-10 Neely Rick (Sr. VP and CFO) Sale 695 15.43 10,723
2010-11-10 Tseng Saria (VP & General Counsel) Sale 1,039 15.43 16,030
2010-11-10 Hsing Michael (CEO) Sale 6,670 15.43 102,911
2010-11-10 Moyer James C (Chief IC Design Engineer) Sale 334 15.43 5,152
2010-11-10 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,818 15.43 28,049
2010-09-01 Rao Meera (VP of Finance, Corp Controller) Sale 648 17.12 11,093
2010-08-19 Tseng Saria (VP & General Counsel) Sale 440 16.94 7,453
2010-08-13 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 929 17.45 16,213
2010-08-13 Neely Rick (Sr. VP and CFO) Sale 1,132 17.45 19,756
2010-08-12 Ueunten Paul (Sr. V.P. Design Engineering) Sale 743 17.31 12,862
2010-08-12 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 946 17.31 16,377
2010-08-12 Neely Rick (Sr. VP and CFO) Sale 743 17.31 12,862
2010-08-12 Tseng Saria (VP & General Counsel) Sale 743 17.31 12,862
2010-08-12 Hsing Michael (CEO) Sale 6,304 17.31 109,134
2010-08-12 Moyer James C (Chief IC Design Engineer) Sale 179 17.31 3,098
2010-08-12 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,734 17.31 30,019
2010-08-06 Xiao Deming (Pres. of MPS Asia Operations) Sale 187 17.30 3,235
2010-07-30 Tseng Saria (VP & General Counsel) Sale 372 18.02 6,703
2010-07-12 Neely Rick (Sr. VP and CFO) Sale 2,300 18.55 42,662
2010-07-12 Neely Rick (Sr. VP and CFO) Option Ex 2,300 11.85 27,255
2010-07-08 Neely Rick (Sr. VP and CFO) Sale 1,700 18.51 31,467
2010-07-08 Neely Rick (Sr. VP and CFO) Option Ex 1,700 11.85 20,145
2010-06-16 Neely Rick (Sr. VP and CFO) Sale 2,000 20.52 41,034
2010-06-16 Neely Rick (Sr. VP and CFO) Option Ex 2,000 11.85 23,700
2010-06-01 Neely Rick (Sr. VP and CFO) Sale 4,000 19.20 76,820
2010-06-01 Neely Rick (Sr. VP and CFO) Option Ex 4,000 11.85 47,400
2010-05-12 Neely Rick (Sr. VP and CFO) Sale 1,985 21.39 42,469
2010-05-11 Ueunten Paul (Sr. V.P. Design Engineering) Sale 695 21.77 15,128
2010-05-11 Sciammas Maurice (Sr. V.P.of Sales and Marketing) Sale 885 21.77 19,264
2010-05-11 Neely Rick (Sr. VP and CFO) Sale 695 21.77 15,129
2010-05-11 Tseng Saria (VP & General Counsel) Sale 695 21.77 15,128
2010-05-11 Hsing Michael (CEO) Sale 5,895 21.77 128,328
2010-05-11 Moyer James C (Chief IC Design Engineer) Sale 167 21.77 3,635
2010-05-11 Xiao Deming (Pres. of MPS Asia Operations) Sale 1,622 21.77 35,307

Insider trading activities including stock purchases, stock sales, and option exercises of MPWR listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Monolithic Power Systems Inc (symbol MPWR, CIK number 1280452) see the Securities and Exchange Commission (SEC) website.