Looming trade war concerns between the US and China compelled the investors on Dalal Street to turn cautious in Friday's trade. The domestic stocks started the session on a negative note, with Sensex opening 50 points lower. However, minutes later the index swung to profit. At 09:26 am, the S&P BSE Sensex was trading 34 points higher at 35,632.75, with drug major Dr Reddy's being the top gainer and HUL the worst laggard. The NSE's Nifty50 index was trading 8 points higher at 10,816.30, with 25 constituents in the green and another 25 in the red.