MarketAxess Holdings Inc., operator of a trading system for fixed-income securities, is exploring a sale, a person familiar with the situation said. A spokesman did not immediately return a call from Bloomberg News seeking comment. MarketAxess competes with Bloomberg LP, parent of Bloomberg News. JPMorgan Chase & Co. is the largest shareholder, with 15 percent. The stock hit the highest since the company went public in 2004.![]()
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