Why Is Corning (GLW) Up 0.4% Since Last Earnings Report?

A month has gone by since the last earnings report for Corning (GLW) . Shares have added about 0.4% in that time frame, underperforming the S&P 500.Will the recent positive trend continue leading up to its next earnings release, or is Corning due for a pullback? Before we dive into how investors and analysts have reacted as of late, let's take a quick look at its most recent earnings report in order to get a better handle on the important drivers. Corning Q3 Earnings Beat on Solid Growth in Optical Communic ...