Equity benchmark indices Sensex and Nifty rebounded in early trade on Wednesday after two days of sharp decline amid value-buying at lower levels. The 30-share BSE Sensex climbed 259.31 points, or 0.31 per cent, to 84,925.59 in early trade. The 50-share NSE Nifty went up by 64.65 points, or 0.25 per cent, to 25,904.30.