What Halliburton, Schlumberger Earnings Signal as US Iran Sanctions Waivers End24/7 Wall Street • 04/22/19
Halliburton Earnings Fall Less Than Feared After Schlumberger Warns On Shale ActivityInvestors Business Daily • 04/22/19
Halliburton tops earnings and revenue expectations, says worst of pricing declines have passedMarket Watch • 04/22/19
Earnings Preview: Halliburton (HAL) Q1 Earnings Expected to DeclineZacks Investment Research • 04/15/19