The open offer from Embassy Property Developments Pvt Ltd to the shareholders of MAC Charles (India) opens on January 12 and closes on January25. The Bangalore-based realty firm has made an open offer to acquire a 24.7 per cent stake at ₹670 a share. The open offer was mandatory after the acquirer last year agreed to buy a 73.41 per cent stake in BSE-listed MAC Charles (India) from the hospitality company’s promoter CB Pardhanani for ₹644.34 crore.