Boots & Coots up on Halliburton bid

(WEL 2.97, +0.62, +26.38%) rose 22% in premarket trade after Halliburton /quotes/comstock/13*!hal/quotes/nls/hal (HAL 31.57, -0.09, -0.28%) said it will buy the firm for $3 a share, or $1.73 in cash and the rest in Halliburton stock.