The Bombay Stock Exchange benchmark index Sensex on Thursday shot up by almost 192 points in opening trade on a flurry of buying by funds, bolstered by an unexpected announcement of a liberal bonus share issue by Reliance Industries Ltd.

The 30-share BSE Sensex recovered by 191.92 points to 16,998.58 points in opening trade with oil and gas, public sector, auto and metal sector stocks leading the rally.