Nearly five years to the day after being named chief executive of IBM Corp., Arvind Krishna joined Chief Financial Officer James Kavanaugh in taking a victory lap today as the company posted strong fourth-quarter and full-year results, driven primarily by accelerating growth in software and infrastructure. Executives said IBM’s 9% quarterly revenue growth, the highest […] The post Strong revenue performance sends IBM stock soaring after-hours appeared first on SiliconANGLE.