Indian equity indices ended on a weak note with Nifty below 25,900 on December 9. At close, the Sensex was down 436.41 points or 0.51 percent at 84,666.28, and the Nifty was down 120.9 points or 0.47 percent at 25,839.65. About 2403 shares advanced, 1455 shares declined, and 127 shares unchanged