After making a weak opening, the stock further lost 5.59 per cent to Rs 472.05 as the trade progressed on the BSE.
At NSE, the stock plunged 5.75 per cent to Rs 472.
The company lost Rs 128 crore (Rs 1.28 billion) from its market worth that fell to Rs 4,189 crore (Rs 41.89 billion) from Rs 4,317 crore (Rs 43.17 billion)
Jet-Etihad deal delayed until Aug
Markets continue to trade firm led by financials
Wipro slumps 12%; m-cap down by Rs 11,882 cr
'Tools-down' protest at M&M plant enters 3rd day
England can't win World Cup: Charlton