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COLUMBIA WANGER ASSET MANAGEMENT LLC > MPWR

DateNameTickerSharesChangeValueChangePrice
12/31/2017MONOLITHIC POWER SYSTEMS INCMPWR462,279-134,51151,942,000-11,646,000$112.36
09/30/2017MONOLITHIC POWER SYSTEMS INCMPWR596,790227,54463,588,00027,993,000$106.55
06/30/2017MONOLITHIC POWER SYSTEMS INCMPWR369,246-86,67835,595,000-6,396,000$96.40
03/31/2017MONOLITHIC POWER SYSTEMS INCMPWR455,9245,43041,991,0005,082,000$92.10
12/31/2016MONOLITHIC POWER SYSTEMS INCMPWR450,494-60,98836,909,000-4,265,000$81.93
09/30/2016MONOLITHIC POWER SYSTEMS INCMPWR511,482-53,27041,174,0002,590,000$80.50
06/30/2016MONOLITHIC POWER SYSTEMS INCMPWR564,752-104,56738,584,000-4,058,000$68.32
03/31/2016MONOLITHIC POWER SYSTEMS INCMPWR587,111-82,20837,364,000-5,278,000$63.64
12/31/2015MONOLITHIC POWER SYSTEMS INCMPWR669,319-1,625,68142,642,000-8,491,000$63.71
09/30/2015MONOLITHIC POWER SYSTEMS INCMPWR713,477-1,581,52336,530,000-14,603,000$51.20
06/30/2015MONOLITHIC POWER SYSTEMS INCMPWR631,407-1,663,59332,019,000-19,114,000$50.71
03/31/2015MONOLITHIC POWER SYSTEMS INCMPWR662,000-1,633,00034,854,000-16,279,000$52.65
12/31/2014MONOLITHIC POWER SYSTEMS INCMPWR662,000-1,633,00032,928,000-18,205,000$49.74
09/30/2014MONOLITHIC POWER SYSTEMS INCMPWR1,096,000-1,199,00048,279,000-2,854,000$44.05
06/30/2014MONOLITHIC POWER SYSTEMS INCMPWR1,140,000-1,155,00048,279,000-2,854,000$42.35
03/31/2014MONOLITHIC POWER SYSTEMS INCMPWR1,261,000-1,034,00048,889,000-2,244,000$38.77
12/31/2013MONOLITHIC POWER SYSTEMS INCMPWR1,261,000-1,034,00043,706,000-7,427,000$34.66
09/30/2013MONOLITHIC POWER SYSTEMS INCMPWR1,904,000-391,00057,653,0006,520,000$30.28
06/30/2013MONOLITHIC POWER SYSTEMS INCMPWR1,914,000-381,00046,147,000-4,986,000$24.11
03/31/2013MONOLITHIC POWER SYSTEMS INCMPWR2,262,000-33,00055,125,0003,992,000$24.37
12/31/2012MONOLITHIC POWER SYSTEMS INCMPWR2,295,000250,00051,133,00010,745,000$22.28
09/30/2012MONOLITHIC POWER SYSTEMS INCMPWR2,045,000-60,00040,388,000-1,438,000$19.75
06/30/2012MONOLITHIC POWER SYSTEMS INCMPWR2,105,000041,826,000421,000$19.87
03/31/2012MONOLITHIC POWER SYSTEMS INCMPWR2,105,000041,405,0009,683,000$19.67
12/31/2011MONOLITHIC POWER SYSTEMS INCMPWR2,105,000545,00031,722,00015,841,000$15.07
09/30/2011MONOLITHIC POWER SYSTEMS INCMPWR1,560,000015,881,000-8,174,000$10.18
06/30/2011MONOLITHIC POWER SYSTEMS INCMPWR1,560,000024,055,0001,919,000$15.42
03/31/2011MONOLITHIC POWER SYSTEMS INCMPWR1,560,000-26,50022,136,000-4,073,000$14.19
12/31/2010MONOLITHIC POWER SYSTEMS INCMPWR1,586,500-16,00026,209,000-152,000$16.52
09/30/2010MONOLITHIC POWER SYSTEMS INCMPWR1,602,500-460,00026,361,000-10,475,000$16.45
06/30/2010MONOLITHIC POWER SYSTEMS INCMPWR2,062,50058,00036,836,000-7,864,000$17.86
03/31/2010MONOLITHIC POWER SYSTEMS INCMPWR2,004,50097,80044,700,000-1,004,000$22.30
12/31/2009MONOLITHIC POWER SYSTEMS INCMPWR1,906,700473,00045,704,00012,084,000$23.97
09/30/2009MONOLITHIC POWER SYSTEMS INCMPWR1,433,700130,20033,620,0004,409,000$23.45
06/30/2009MONOLITHIC POWER SYSTEMS INCMPWR1,303,500788,50029,211,00021,228,000$22.41
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