MUMBAI — The Indian stock market was trading in the green on Friday despite geopolitical tensions as heavy buying was seen in the PSU bank shares. Nifty PSU Bank was trading with a gain of 2.88 per cent. At around 12:17 p.m., Sensex was trading at 78,010.82 after gaining 855.03 points or 1.11 per cent, while the Nifty was trading at 23,620.95 after gaining 271.05 points or 1.16 per cent. The market trend remained positive. On the National Stock Exchange (NSE), 1725 stocks were trading in green, while 677 stocks were trading in red. Nifty Bank was at 50,887.85 with a gain of 514.95 points or 1.02 per cent. Nifty Midcap 100 index was trading at 54,706.65 after gaining 321.30 points, or 0.59 per cent. Nifty Smallcap 100 index was at 17,735.50 after gaining 138.90 points, or 0.79 per cent. In the Sensex pack, SBI, Adani Ports, Ultra Tech Cement, Titan, ICICI Bank and Bajaj Finance were the top gainers. Axis Bank and Sun Pharma were the top losers. Hardik Matalia, derivatives analyst at Choice Broking, said the continued selling by foreign institutional investors remains a key concern for the domestic market. “On the downside, the 23,200 level is expected...