MONOLITHIC POWER SYSTEMS INC Insider Trading for February 2014

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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview


Overview of insider trading in MONOLITHIC POWER SYSTEMS INC for February 2014.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Feb 28 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS36.405,151187,488328,210333.4 K to 328.2 K (-1.55 %)
Feb 28 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS36.405,151187,488328,210333.4 K to 328.2 K (-1.55 %)
Feb 27 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS36.2419,474705,820333,361352.8 K to 333.4 K (-5.52 %)
Feb 27 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS36.3552,5761,911,227352,835405.4 K to 352.8 K (-12.97 %)
Feb 27 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS36.022,799100,822405,411408.2 K to 405.4 K (-0.69 %)
Feb 25 2014MPWRMONOLITHIC POWER S ...CHANG KUO WEI HERBERTDirectorSellS35.585,000177,8769,61214.6 K to 9.6 K (-34.22 %)
Feb 27 2014MPWRMONOLITHIC POWER S ...CHANG KUO WEI HERBERTDirectorSellS36.067,254261,5492,3589.6 K to 2.4 K (-75.47 %)
Feb 25 2014MPWRMONOLITHIC POWER S ...SMITH- PILKINGTON KAREN ADirectorOption ExerciseM16.201,41122,8580
Feb 25 2014MPWRMONOLITHIC POWER S ...SMITH- PILKINGTON KAREN ADirectorSellS35.031,41149,42118,28219.7 K to 18.3 K (-7.16 %)
Feb 25 2014MPWRMONOLITHIC POWER S ...SMITH- PILKINGTON KAREN ADirectorBuyM16.201,41122,85819,69318.3 K to 19.7 K (+7.72 %)
Feb 21 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyJ24.4362015,14685,90985.3 K to 85.9 K (+0.73 %)
Feb 21 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS34.8275026,11859,84760.6 K to 59.8 K (-1.24 %)
Feb 21 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS34.853,368117,37560,59764 K to 60.6 K (-5.27 %)
Feb 21 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...BuyJ24.4375018,32263,96563.2 K to 64 K (+1.19 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM23.0515,000345,7500
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM22.0170515,5170
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM20.2025,000505,0000
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM19.291,17622,6850
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM16.9720,000339,4000
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM16.2094115,2440
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorOption ExerciseM12.281,17614,4410
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.534,027139,0343,4937.5 K to 3.5 K (-53.55 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.551,17640,6287,5208.7 K to 7.5 K (-13.52 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM12.281,17614,4418,6967.5 K to 8.7 K (+15.64 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.551,17640,6287,5208.7 K to 7.5 K (-13.52 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM19.291,17622,6858,6967.5 K to 8.7 K (+15.64 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.5594132,5097,5208.5 K to 7.5 K (-11.12 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM16.2094115,2448,4617.5 K to 8.5 K (+12.51 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.5570524,3567,5208.2 K to 7.5 K (-8.57 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM22.0170515,5178,2257.5 K to 8.2 K (+9.38 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.5525,000863,6887,52032.5 K to 7.5 K (-76.88 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM19.2925,000482,25032,5207.5 K to 32.5 K (+332.45 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.5515,000518,2137,52022.5 K to 7.5 K (-66.61 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM22.0115,000330,15022,5207.5 K to 22.5 K (+199.47 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorSellS34.5520,000690,9507,52027.5 K to 7.5 K (-72.67 %)
Feb 20 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorBuyM16.2020,000324,00027,5207.5 K to 27.5 K (+265.96 %)
Feb 21 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOBuyJ24.431,03125,186408,210407.2 K to 408.2 K (+0.25 %)
Feb 19 2014MPWRMONOLITHIC POWER S ...Moyer James CDirectorSellS34.758,500295,363138,783147.3 K to 138.8 K (-5.77 %)
Feb 19 2014MPWRMONOLITHIC POWER S ...Moyer James CDirectorSellS35.058,500297,890147,283155.8 K to 147.3 K (-5.46 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS35.1010,746377,2132,00012.7 K to 2 K (-84.31 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorOption ExerciseM16.975,00084,8500
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorOption ExerciseM16.975,00084,8505,000
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorOption ExerciseM16.975,00084,85010,000
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorOption ExerciseM16.2070511,4210
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorSellS35.0770524,72418,08218.8 K to 18.1 K (-3.75 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorBuyM16.2070511,42118,78718.1 K to 18.8 K (+3.90 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorSellS35.075,000175,33918,08223.1 K to 18.1 K (-21.66 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorBuyM16.205,00081,00023,08218.1 K to 23.1 K (+27.65 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorSellS35.115,000175,55818,08223.1 K to 18.1 K (-21.66 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorBuyM16.205,00081,00023,08218.1 K to 23.1 K (+27.65 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorSellS35.075,000175,34618,08223.1 K to 18.1 K (-21.66 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorBuyM16.205,00081,00023,08218.1 K to 23.1 K (+27.65 %)
Feb 18 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS35.1011,000386,12363,21574.2 K to 63.2 K (-14.82 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS35.0040,0001,400,000407,179447.2 K to 407.2 K (-8.94 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...Option ExerciseM17.921,88233,7250
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...Option ExerciseM15.032,94444,2480
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...Option ExerciseM15.031,29119,4042,944
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...Option ExerciseM14.891,10316,4240
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...Option ExerciseM10.41808330
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...Option ExerciseM10.412,12722,1420
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.908,560298,74785,28993.8 K to 85.3 K (-9.12 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.712,944102,17293,84996.8 K to 93.8 K (-3.04 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyM15.032,94444,24896,79393.8 K to 96.8 K (+3.14 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.711,88265,31593,84995.7 K to 93.8 K (-1.97 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyM17.921,88233,72595,73193.8 K to 95.7 K (+2.01 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.46802,75793,84993.9 K to 93.8 K (-0.09 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyM10.418083393,92993.8 K to 93.9 K (+0.09 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.462,12773,30393,84996 K to 93.8 K (-2.22 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyM10.412,12722,14295,97693.8 K to 96 K (+2.27 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.461,10338,01393,84995 K to 93.8 K (-1.16 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyM14.891,10316,42494,95293.8 K to 95 K (+1.18 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS34.461,29144,49293,84995.1 K to 93.8 K (-1.36 %)
Feb 14 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...BuyM15.031,29119,40495,14093.8 K to 95.1 K (+1.38 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorOption ExerciseM20.208,000161,60019,000
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorOption ExerciseM20.208,000161,60027,000
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorSellS34.708,000277,60014,78222.8 K to 14.8 K (-35.12 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorBuyM19.298,000154,32022,78214.8 K to 22.8 K (+54.12 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorGrantA0.003,493014,78211.3 K to 14.8 K (+30.94 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorSellS34.268,000274,06211,28919.3 K to 11.3 K (-41.47 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Zhou JeffDirectorBuyM19.298,000154,32019,28911.3 K to 19.3 K (+70.87 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...MCBURNIE DOUGLAS MDirectorGrantA0.003,49307,5204 K to 7.5 K (+86.74 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Elmiger Eugen JDirectorGrantA0.003,49308,7285.2 K to 8.7 K (+66.72 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...Lee Victor KDirectorGrantA0.003,493018,08214.6 K to 18.1 K (+23.94 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...CHANG KUO WEI HERBERTDirectorGrantA0.003,493014,61211.1 K to 14.6 K (+31.41 %)
Feb 13 2014MPWRMONOLITHIC POWER S ...SMITH- PILKINGTON KAREN ADirectorGrantA0.003,493018,28214.8 K to 18.3 K (+23.62 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS33.902,67390,61493,84996.5 K to 93.8 K (-2.77 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS33.201033,42096,52296.6 K to 96.5 K (-0.11 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS33.212,18672,58996,62598.8 K to 96.6 K (-2.21 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS32.006,855219,36098,811105.7 K to 98.8 K (-6.49 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS34.461,97468,01674,21576.2 K to 74.2 K (-2.59 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS33.20812,69076,18976.3 K to 76.2 K (-0.11 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS33.211,30543,33476,27077.6 K to 76.3 K (-1.68 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS33.2382727,47777,57578.4 K to 77.6 K (-1.05 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS33.009,979329,30778,40288.4 K to 78.4 K (-11.29 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS33.20511,69379,67879.7 K to 79.7 K (-0.06 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS33.211,07135,56479,72980.8 K to 79.7 K (-1.33 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS34.474,636159,80380,80085.4 K to 80.8 K (-5.43 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS33.485,000167,40085,43690.4 K to 85.4 K (-5.53 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS33.201,91863,678137,492139.4 K to 137.5 K (-1.38 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS33.201,44247,874139,410140.9 K to 139.4 K (-1.02 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS33.212418,003447,179447.4 K to 447.2 K (-0.05 %)
Feb 11 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS33.215,106169,551447,420452.5 K to 447.4 K (-1.13 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Moyer James CDirectorSellS31.178,500264,903164,283172.8 K to 164.3 K (-4.92 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Moyer James CDirectorSellS31.878,500270,879989,301997.8 K to 989.3 K (-0.85 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS31.2779224,766105,666106.5 K to 105.7 K (-0.74 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS31.1715,647487,695106,458122.1 K to 106.5 K (-12.81 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...GrantA0.0012,4030122,105109.7 K to 122.1 K (+11.31 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...GrantA0.0059,1370109,70250.6 K to 109.7 K (+116.95 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS32.001,99263,74488,38190.4 K to 88.4 K (-2.20 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS31.2750415,76090,37390.9 K to 90.4 K (-0.55 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS31.178,824275,03290,87799.7 K to 90.9 K (-8.85 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...GrantA0.0010,944099,70188.8 K to 99.7 K (+12.33 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...GrantA0.0046,382088,75742.4 K to 88.8 K (+109.46 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Tseng SariaVP & General Counse ...SellS32.191,47747,54542,37543.9 K to 42.4 K (-3.37 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS31.2782925,923140,852141.7 K to 140.9 K (-0.59 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS31.2750215,698141,681142.2 K to 141.7 K (-0.35 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS31.178,828275,156142,183151 K to 142.2 K (-5.85 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...GrantA0.0010,9440151,011140.1 K to 151 K (+7.81 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...GrantA0.0046,3820140,06793.7 K to 140.1 K (+49.51 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS32.192,24172,13893,68595.9 K to 93.7 K (-2.34 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Sciammas MauriceSr. V.P.of Sales an ...SellS32.191,62052,14895,92697.5 K to 95.9 K (-1.66 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS31.2741112,85290,43690.8 K to 90.4 K (-0.45 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS31.177,648238,37790,84798.5 K to 90.8 K (-7.76 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOGrantA0.008,937098,49589.6 K to 98.5 K (+9.98 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOGrantA0.0040,198089,55849.4 K to 89.6 K (+81.44 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Rao MeeraCFOSellS32.191,70354,82049,36051.1 K to 49.4 K (-3.34 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS31.272,06064,416452,526454.6 K to 452.5 K (-0.45 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS31.1732,1311,001,478454,586486.7 K to 454.6 K (-6.60 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOGrantA0.0040,8490486,717445.9 K to 486.7 K (+9.16 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOGrantA0.00138,1620445,868307.7 K to 445.9 K (+44.90 %)
Feb 06 2014MPWRMONOLITHIC POWER S ...Hsing MichaelCEOSellS32.1973023,499307,706308.4 K to 307.7 K (-0.24 %)
Feb 05 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS32.192919,3677,6557.9 K to 7.7 K (-3.66 %)
Feb 05 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS32.192,45879,12350,56553 K to 50.6 K (-4.64 %)
Feb 05 2014MPWRMONOLITHIC POWER S ...Xiao DemingPres. of MPS Asia O ...SellS32.531,93863,04953,02355 K to 53 K (-3.53 %)