F&O Ban: HAL, Indus Towers among 8 stocks under trade ban on Monday

Eight stocks are under F&O trade ban, including Balrampur Chini Mills, GNFC, Hindustan Aeronautics, Hindustan Copper, Indus Towers, and Piramal Enterprises. Birlasoft exits ban list while Chambal Fertilisers and Granules enter. Ban lifted when open interest falls below 80%.