all securities which are or may be the subject of dealings on an organized market, (a) shares and debt securities, as well as securities equivalent to shares and debt securities; (b) contracts or rights to subscribe for, acquire or dispose of securities referred to in (a); (c) futures contracts, options and financial futures in respect of securities referred to in (a); (d) index contracts in respect of securities referred to in (a), when admitted to trading on a market which is regulated and supervised by authorities recognized by public bodies, operates regularly and is accessible directly or indirectly to the public, those classes of securities which are normally dealt in on the capital market, such as government securities, shares in companies, negotiable securities giving the right to acquire shares by subscription or exchange, depositary receipts, bonds issued as part of a series, index warrants and securities giving the right to acquire such bonds by subscription, the stocks, shares, certificates of deposit, etc., which can be bought or sold on a stock exchange