IBM earnings: With old tech leading the way, cloud and AI need to catch up

International Business Machines Corp. rode the success of old technology to big gains at the end of last year, but investors will be looking for success from newer businesses in order to believe in Big Blue's future. IBM IBM, -0.86% is scheduled to report earnings on Tuesday after the close of markets. Key points will be the potential impact of China tariffs and the company's gross margins. Most important might be the company's services revenue, which is far behind systems revenue growth despite comprising newer efforts. Don't miss: IBM broke a long losing streak thanks to some of its oldest technology Compared with the year-ago quarter, analysts expect technology services and cloud-platform revenue to rise 0.8% to $8.28 billion and cognitive-solutions revenue to rise 3.8% to $4.22 billion.