HAL - Halliburton wins praise for cash flow cost control in two analyst upgrades July, 21 2020 10:13 AM Halliburton Company Halliburton (HAL +9.7%) pops in early trade after winning upgrades from Bank of America and ATB Capital following yesterday's better than expected Q2 earnings release.More news on: Halliburton Company, Energy stocks news, Stocks on the move, Read more ...