Sec. 20. (a) "Stock" means the units into which the proprietary interests of a savings bank are divided. (b) The term includes: (1) common or preferred stock; (2) any other type of equity security; (3) warrants or options to acquire common or preferred stock; and (4) other securities that are convertible into common or preferred stock. As added by P.L.122-1994, SEC.101.