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RS Investment Management > MPWR

DateNameTickerSharesChangeValueChangePrice
06/30/2016MONOLITHIC POWER SYSTEMS INCMPWR1,942,6371,942,637132,721,000132,721,000$68.32
03/31/2016MONOLITHIC POWER SYSTEMS INCMPWR2,096,154-18,494133,399,000-1,325,000$63.64
12/31/2015MONOLITHIC POWER SYSTEMS INCMPWR2,114,6482,114,648134,724,000134,724,000$63.71
09/30/2015MONOLITHIC POWER SYSTEMS INCMPWR1,709,348488,08887,519,00025,589,000$51.20
06/30/2015MONOLITHIC POWER SYSTEMS INCMPWR1,221,260729,70061,930,00036,049,000$50.71
03/31/2015MONOLITHIC POWER SYSTEMS INCMPWR491,560491,56025,881,00025,881,000$52.65
12/31/2014MONOLITHIC POWER SYSTEMS INCMPWR65,30003,248,000372,000$49.74
09/30/2014MONOLITHIC POWER SYSTEMS INCMPWR65,30065,3002,876,0002,876,000$44.04
06/30/2014MONOLITHIC POWER SYSTEMS INCMPWR65,30065,3002,765,0002,765,000$42.34
03/31/2014MONOLITHIC POWER SYSTEMS INCMPWR65,30065,3002,532,0002,532,000$38.77
03/31/2010MONOLITHIC POWER SYSTEMS INCMPWR0-382,0460-9,158,000 
12/31/2009MONOLITHIC POWER SYSTEMS INCMPWR382,046139,5109,158,0003,471,000$23.97
09/30/2009MONOLITHIC POWER SYSTEMS INCMPWR242,536-101,2305,687,000-2,017,000$23.45
06/30/2009MONOLITHIC POWER SYSTEMS INCMPWR343,76691,9467,704,0003,801,000$22.41
03/31/2009MONOLITHIC POWER SYSTEMS INCMPWR251,820187,8203,903,0003,096,000$15.50
12/31/2008MONOLITHIC POWER SYSTEMS INCMPWR64,000-34,850807,000-910,000$12.61
09/30/2008MONOLITHIC POWER SYSTEMS INCMPWR98,85098,8501,717,0001,717,000$17.37
03/31/2008MONOLITHIC POWER SYSTEMS INCMPWR0-35,7000-766,000 
12/31/2007MONOLITHIC POWER SYSTEMS INCMPWR35,700-52,270766,000-1,468,000$21.46
09/30/2007MONOLITHIC POWER SYSTEMS INCMPWR87,97087,9702,234,0002,234,000$25.40
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