stocks, shares, securities

[Lenka]

What is the difference between the words stocks, shares and securities ?

[Anglika]

Stocks = part of the ownership of a company which people buy as an investment

Share[s] = [one of ]the equal parts into which the ownership of a company is divided and which can be bought by members of the public

Securities = investment in a company or in government debt which can be traded on the financial markets and which produces an income for the investor