Silicon Motion (SIMO) is one of the stocks most watched by Zacks.com visitors lately. So, it might be a good idea to review some of the factors that might affect the near-term performance of the stock.Over the past month, shares of this chip company have returned +8.1%, compared to the Zacks S&P 500 composite's +4% change. During this period, the Zacks Electronics - Semiconductors industry, which Silicon Motion falls in, has gained 9.4%. The key question now is: What could be the stock's future direction?Al ...