(plural foundries) 1  A facility that melts metals in special furnaces and pours the molten metal into molds to make products. Foundries are usually specified according to the type of metal dealt with: iron foundry, brass foundry, etc. 2  The act, process, or art of casting metals; founding.
Funds raised by issuing shares in return for cash or other considerations. The amount of share capital a company has can change over time because each time a business sells new shares to the public in exchange for cash, the amount of share capital will increase.
By Investopedia Staff AAA |. A: A margin account is an account offered by brokerages that allows investors to borrow money to buy securities. An investor might put down 50% of the value of a purchase and borrow the rest from the broker.The broker charges the investor interest for the right to borrow money and uses the securities as collateral.y Investopedia Staff AAA |. A: A margin account is an account offered by brokerages that allows investors to borrow money to buy securities. An investor might put down 50% of the value of a purchase and borrow the rest from the broker.