ConocoPhillips COP is scheduled to report first-quarter 2021 results on May 4, before the opening bell. In the last reported quarter, the upstream energy company’s adjusted loss per share of 19 cents was narrower than the Zacks Consensus Estimate by a penny, primarily due to increased output in Canada. Moreover, overall bitumen production rose from the year-ago period. Additionally, production and operating expenses declined for the quarter. The...