To do this a company must amend its articles of incorporation to create a class of un-issued shares of preferred stock whose terms and conditions may be expressly determined by the company's board of directors.
This kind of stock can also be created by a public company as a takeover defense in the event of a hostile bid for the company (poison pill).
привілейовані акції, умови яких встановлюються правлінням (а не акціонерами) {США}