Pacific Biosciences of California (PACB) has been one of the most searched-for stocks on Zacks.com lately. So, you might want to look at some of the facts that could shape the stock's performance in the near term.Shares of this maker of genetic analysis technology have returned -49.7% over the past month versus the Zacks S&P 500 composite's -4.2% change. The Zacks Medical - Instruments industry, to which Pacific Biosciences belongs, has lost 4.3% over this period. Now the key question is: Where could the st ...