National Oilwell Varco's (NOV -1.8%) Q1 earnings rose an above-consensus 49% on broad growth in...

|About: National Oilwell Varco, Inc. (NOV)|By:, SA News Editor

National Oilwell Varco's (NOV -1.8%) Q1 earnings rose an above-consensus 49% on broad growth in all of the company's main business segments, but shares fell as profit margins at its rig technology unit were thinner than expected.