Small-Cap Marvel: Game Changing Merger as Company Joins Forces with Aditya Birla Group! Small-Cap Marvel: Game Changing Merger as Company Joins Forces with Aditya Birla Group! The value of the promoter stake and open offer consideration for this small-cap company is Rs 1,650 crore for a 51 per cent stake. Kiran Shroff / Monday, May 8, 2023 / Article rating: 4.1 The shares of the company saw a spurt in volume by more than 6.35 times on BSE.