SEATS PLUS (Stock Exchange Alternative Trading Service) provides a combination of quotes and/or firm orders. It displays current marketmaker quotes, orders entered by member firms, and company information and trading activity records.
A service which supports the trading of listed UK equities in which turnover is insufficient for the market making system. It is distributed via a number of screen-based information services. it shows current orders, company information, historical trading activity for each stock and the sole market maker, where only one is registered. It is part of the Exchange's Sequence programme.