The Intrinio NASDAQ UTP Level 1 Real-Time Stock Prices API is a consolidated Last Sale and national best bid/ask (NBBO) data feed (for the NASDAQ Stock Market). Data about a stock's prices across exchanges is also included (UTP stock prices). The stream is provided by using WebSockets. Intrinio offers payment plans for individuals, startups, developers, and enterprises. Intrinio is a provider of financial services that delivers data collection, data entry, and data analysis tools.