Also known as: spec.
SPEC has various meanings in the United States Amy Rank category. Discover the full forms, definitions, and usage contexts of SPEC in United States Amy Rank.
On an exchange, the member firm that is designated as the market maker (or dealer for a listed common stock). Only one specialist can be designated for a given stock, but dealers may be specialists for several stocks. In contrast, there can be multiple market makers in the OTC market.
United States Amy RankLast updated: