The Sensex is now down 351 points at 9405.HLL has plunged over 9% to Rs 200. Grasim and Reliance Energy have slumped over 7% each to Rs 1,520 and Rs 375, respectively.Reliance and HDFC are down over 5.5% each to Rs 841 and Rs 1,100, respectively.ACC has sneaked into the positive zone and is the only gainer among the Sensex stocks.Over 95% of the traded stocks on the BSE continue to languish in the negative zone. Out of a total of 2,126 stocks traded so far, 2,026 have declined, 82 have advanced and the rest are unchanged.