Shares of BSE-listed Alpine Housing Development will turn ex-bonus on Tuesday. The company is rewarding its shareholders with a 1:1 bonus issue and is also paying ₹1 a share as dividend. That means, for investors who wish to avail of the benefits of these corporate actions, Monday is the cut-off date. About 3,660 small shareholders hold 14.84 per cent stake in the company and 18 high net worth individuals control 9.36 per cent stake in the company, June-end data reveals.