The stock of Sintex Industries slumped further by 5.25 per cent on Friday to Rs 41.55 on the NSE after the exchange decided to exclude the stock from the derivatives segment. The stock fell 3.5 per cent on Thursday.

The NSE, after market hours on Wednesday, said futures and options contracts for new expiry months in Sintex will not be issued on expiry of existing contract months. The existing unexpired contracts of expiry months June, July and August will continue to be available for trading till their respective expiry and new strikes will also be introduced on them. However, no contracts shall be available for trading in Sintex Industries with effect from August 30, the NSE added.

comment COMMENT NOW