The delisting offer to the shareholders of Claris Lifesciences will open on Monday at the BSE. The company, which fixed the floor price at ₹351.60, plans to buy 2.72 crore shares from the public. The open offer closes on February 20. Shares of the company are not listed on the NSE. Non-promoters, including East Bridge Capital, Goldman Sachs, Cobra India and Morgan Stanley, currently hold 49.87 per cent stake in Claris Lifesciences.