Exegy Adds IEX Data to X-Port Service PR Newswire ST. LOUIS, March 6, 2017 ST. LOUIS , March 6, 2017 /PRNewswire/ -- Exegy Inc., a leading provider of managed services and technology for real-time financial market data, announced today the addition of IEX data to its X-Port market data vending service. The Exegy X-Port service provides low-latency access to direct feed products from US equities, options, and futures markets at major co-location data centers. "We're excited to work with Exegy to...