Synaptics (NASDAQ:SYNA) was downgraded from Buy to Neutral at Mizuho today. The stock closed yesterday at $32.26 on volume of 757,000 shares, above average daily volume of 328,000.Potential upside of 20.3% exists for Synaptics, based on a current level of $32.26 and analysts’ average consensus price target of $38.80. Synaptics shares should encounter resistance at the 50-day moving average (MA) of $36.44 and support at its 200-day MA of $30.56.In the past 52 weeks, shares of Synaptics have traded between a low of $21.97 and a high of $39.89 and closed yesterday at $32.26, which is 47% above that low price. In the last five trading sessions, the 50-day moving average (MA) has fallen 0.9% while the 200-day MA has risen 0.4%.