MARKET PULSE-Athenahealth, Tableau Software, Merck, Barclays
(For more market insights, including options activity, click on ; for the Day Ahead newsletter link.reuters.com/mex49s; for the Morning News Call newsletter, link.reuters.com/nex49s) U.S. stock index futures were little changed on Tuesday. Dow Jones industrial average futures were down 0.01 percent at 16,443, S&P 500 futures were up 0.02 percent at 1,876.1 and Nasdaq 100 futures were up 0.01 percent at 3,591.25.
** ATHENAHEALTH INC Monday close $126.78, -11.66 pct premarket
Hedge fund manager David Einhorn said on Monday that athenahealth is one of the companies in which his firm, Greenlight Capital, has taken a short position.
** TABLEAU SOFTWARE INC, Monday close $57.99, +8.47 pct premarket
The company reported a much smaller-than-expected quarterly loss as the data analysis software maker added 1,800 new customers.
** MERCK & CO INC, Monday close $58.63, +0.63 pct premarket Continued...