Micron Technology, Inc. beat earnings expectations last month and closed at $61.07 on March 21, just off 52-week high of $63.42.Since then, Micron stock has retreated, and the stock now sits at $48.46 per share. Micron stock has more than doubled since December 2016.MU is one of the world’s top producers of memory chips. Micron accounted for 21% of global DRAM sales in the third quarter of 2017, putting it behind Samsung and SK Hynix. The three held a combined market share of over 95%.Micron also has a strong position in flash memory, commanding 11.5% of that market in the fourth quarter.SourceSeems like upside is over. We can expect some sideways. $MU, Micron Technology, Inc. / D