The 50-day simple moving average, which is one of three major moving averages, is widely used by traders and analysts to establish support and resistance levels for a range of securities. Because it's the first sign of an up or down trend, the 50-day is considered to be more important. The bullish case solidifies once investors consider LRCX's positive earnings estimate revisions. No estimate has gone lower in the past two months for the current fiscal year, compared to 10 higher, while the consensus estima ...