Benchmark equity indices recorded a fourth week of gains, hitting fresh record highs. On Thursday, the BSE Sensex gained 33.40 points or 0.045 per cent to settle at 74,119.39. The NSE Nifty50 gained 19.50 points or 0.087 per cent to close at 22,493.55. Most sectors traded in green with maximum gains in Banks, Metals, and Energy, while, Media, IT, and healthcare ended the week in red. Stock markets were closed on Friday for Mahashivratri.