'thickish' i think is answer
Here is a link to an alphbetical list on the NYSE website... http://www.nyse.com/equities/nyseequities/1167954368153.html
anytime -Of course there is no limit for a comapny to buy another one
A Firm is a lawyer's office where you can go if you need a lawyer.
firm n. 1. A commercial partnership of two or more persons, especially when unincorporated. 2. The name or designation under which a company transacts business. 3. Any business, sole...