"Biocon, the promoter of Syngene International, on May 16, 2018 has sold 37,65,574 equity shares amounting to 1.88 per cent of the equity share capital of Syngene through open market sale," Biocon said in a regulatory filing.
Based on average weighted price of Syngene's shares on May 16 at Rs 611.02 apiece, the transaction is estimated at Rs 230.08 crore.
Post transaction, stake of promoter and promoter group in the company stands at 72.57 per cent. Public shareholding is 25.90 per cent.
Shares of Syngene International were trading 0.36 per cent lower at Rs 605.20 apiece on BSE.