The 71-year-old actor is all set to make his fiction debut on TV with 'Yudh' in which he will be seen playing a real estate baron.
"Rung the Bell' at the Bombay Stock Exchange and held the horns of the 'Bull... promotion for 'Yudh'... Thank you BSE for this honour," Bachchan posted on Twitter.
The actor also listed his fictional company 'Shanti Constructions' at BSE.
"By ringing the bell, 'Yudh' has listed 'Shanti Constructions' at the Bombay Stock Exchange," Bachchan re-tweeted a post of Sony channel, on which the new show is set to air from next month.
'Yudh' has been directed by Ribhu Dasgupta with Kashyap on board as creative director and 'Madras Cafe' helmer Shoojit Sircar as creative consultant.
The show has a stellar ensemble cast with the likes of Sarika, Kay Kay Menon, Nawazuddin Siddique and Tigmanshu Dhulia among others.