After reaching an important support level, Luxfer (LXFR) could be a good stock pick from a technical perspective. LXFR surpassed resistance at the 20-day moving average, suggesting a short-term bullish trend.A well-liked tool among traders, the 20-day simple moving average offers a look back at a stock's price over a 20-day period. This is very beneficial to short-term traders, as it smooths out short-term price trends and gives more trend reversal signals than longer-term moving averages.Like other SMAs, i ...