Despite the current 7-day rally, the stock has underperformed the markets by gaining just 6 per cent in the past 6 months, compared to a 16 per cent surge by the S&P BSE Sensex
Retail participation in the F&O segment - especially that for options writers on expiry days - has already been impacted owing to these norms, which became effective from December 1
Zerodha expects F&O volumes to be impacted by 20-30%; new norms aimed at discouraging leveraged bets
There are over a dozen other companies which could be on the verge of entering the "ban period"
Number of stocks for derivatives rises 50% in three years