CORRECTED-BRIEF-Marketaxess Holdings Set To Join S&P 500 By: Reuters: Company News June 24, 2019 at 18:29 PM EDT * MARKETAXESS HOLDINGS SET TO JOIN S&P 500; AXON ENTERPRISE TO JOIN S&P MIDCAP 400; OTHERS TO JOIN S&P SMALLCAP 600 Read More >> Related Stocks: Dga Absolute Return ETF Jx Luxventure Ltd Lionheart III Corp Cl A Marketaxess Holdings Usana Health Sciences Inc Xencor Inc