IBM beat Wall Street estimates for second-quarter revenue and profit on Wednesday, but lower-than-expected sales in its mainstay software segment overshadowed a renewal in demand for the mainframe business spurred by AI upgrades.

IBM Corp. beat expectations on second-quarter earnings and revenue today, aided by strong sales of new mainframe hardware that’s capable of processing vast amounts of data for artificial intelligence workloads, but a miss on software revenue sent its stock plunging nearly 8% on Thursday.

Today's bear gap has IBM dropping to its lowest levels since mid-May, moving sharply away from its June 25 record high of $296.16. The 150-day moving average looks like it will move in as support for today's pullback,