 NEW YORK, June 07, 2021 GLOBE NEWSWIRE -- MarketAxess Holdings Inc. Nasdaq: MKTX, the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced that it will participate in the Piper Sandler Global Exchange FinTech Conference on June 9, 2021. 