BSE clarifies on buzz over launch of new monthly index options; stock falls after four days

BSE clarifies on buzz over launch of new monthly index options; stock falls after four days

Shares of BSE Ltd were trading in red on December 23 amid its clarification on a report that said the stock exchange is looking to launch more monthly index option products.

On December 22, The Economic Times reported that BSE plans to launch more monthly index option products to boost its market share in the derivatives segment. The move is aimed to strengthen BSE’s competitiveness against peers in the index derivatives space, the report said.

The exchange is also working on a revamp of the BANKEX index to enhance participation and liquidity, The Economic Times further reported.

"Regarding monthly index option products, BSE is evaluating the needs of market to broaden its derivatives segment, there are no events which warrant disclosure under Regulation 30 of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015," said BSE in a stock exchange filing.

"Regarding the revamp of BANKEX (BSE Bankex Index) the Exchange had already communicated this to the market on November 19, 2025, and effective from December 26, 2025," BSE added.

At 1 pm on December 23, BSE shares were trading 1.3% lower at Rs 2,739 apiece, a fall seen in them after climbing for four consecutive sessions.

BSE is restructuring its Bankex index to make it more attractive for monthly derivatives trading. 4 new stocks (Canara Bank, AU Small Finance Bank, Punjab National Bank, and Union Bank of India) will be added to the index from December 26, taking the total number of constituents to 14.

Along with expanding the stock universe, BSE is also changing the weighting structure, with the top three stocks capped at 45%, aimed at improving diversification and stability.

Equity derivatives segment formed 58% of BSE's revenue in Q2. So far in 2025, the BSE stock rose 56% and is set for third consecutive year of gains.