NYSE EURONEXT NYX (NYSE)

(NEW YORK)Shares of LaBranche & Co., a market maker on the New York Stock Exchange floor, continued to slide Monday after the company reported worse-than-expected second-quarter results Frid...READ MORE

(NEW YORK)Specialist firm LaBranche & Co. Inc. on Friday posted a narrower second-quarter loss, but adjusted results showed profit fell sharply, missing Wall Street expectations.READ MORE

(NEW YORK)A Piper Jaffray analyst said Thursday that shares of stock exchange operators NYSE Euronext Inc. and Nasdaq OMX Group Inc. should recover after the broader market stabilizes.READ MORE

(NEW YORK)Shares of NYSE Euronext Inc. fell to a new year low for a second day in a row Tuesday after Goldman Sachs removed the stock from its influential "Conviction Buy" list.READ MORE

(NEW YORK)Exchange operator CME Group will list its common stock solely on the Nasdaq, dropping a dual listing on the New York Stock Exchange. Nasdaq OMX Group Inc. said the change takes eff...READ MORE

(WASHINGTON)NYSE Euronext Inc. spent $250,000 in the first quarter lobbying on financial services regulation, according to a recent disclosure report. The company, which owns the New York Stoc...READ MORE

(NEW YORK)Shares of stock-exchange operators declined even more than the struggling broader market Thursday, despite recent deals by companies allowing them to expand operations.READ MORE