After Downgrading Sentiment on IBM to Under-Perform and Sell in 2013 and 2014, a Breakout Above $170.85, and Especially Above $177.14 Would Reverse the Intermediate Term Bearish Signal and Trigger an Upgrade to Long-Term Market Buy -- Along with Financials, Technology,Business Services, Biotech, and Healthcare, IBM is poised to be a Pilot-Light Indicator for a Surging U.S. Stock Market in the Second Half of 2015. Stay Tuned for Future Updates!