Top stocks to watch: The Indian stock market is expected to open higher on Wednesday, October 21, as indicated by GIFT Nifty, which was trading near 23,031, up around 96 points or 0.41% from the previous close of Nifty futures. The positive signal points to a potentially firm opening for the domestic benchmark indices, Sensex and Nifty 50.Indian equity benchmarks ended Monday’s session with sharp losses, snapping a two-session winning streak amid weak global cues and selling pressure in private sector banking stocks, including HDFC Bank and Axis Bank.