New York - US stocks finished mixed on Thursday but some selling pressure continued to dog the technology sector amid worries about overvaluations.
The Dow Jones Industrial Average finished up 32.43 points (0.20%) to 16 570.97.
The broad-based S&P 500 slipped 2.58 (0.14%) to 1 875.63, while the tech-rich Nasdaq Composite lost 16.18 (0.40%) to 4 051.50.
Trade was heavy in Twitter, which rebounded 3.7% after two days of sharp selling sparked by the end of a blackout period for pre-IPO investors like employees to sell their shares.
AT&T picked up 1.8% amid signs that DirecTV (-1.8%) might be open to a takeover by the telecom giant.
Drug maker Merck meanwhile sank 1.8%, continuing its fall since announcing a deal to sell its consumer-care business to Bayer for $14.2bn.
Tesla, the electric sports car maker whose first quarter earnings and outlook disappointed investors, led the Nasdaq losses with a 11.3% drop.
Also falling were online travel booker Priceline (-2.1%), Facebook (-1.1%) and Apple (-0.7%).
Kuerig Green Mountain Coffee jolted 12% higher on its strong earnings of $1.08 a share, handily beating forecasts of 95 cents.
Disney, the entertainment and theme park giant, pushed up 1.6%, reversing a profit-taking sell-off that came after its buoyant quarterly earnings report Tuesday.
Bond prices fell after the Treasury on Thursday faced unexpectedly weak demand in its auction of $16bn worth of 30-year bonds.
The yield on the 10-year US Treasury rose to 2.61% from 2.59% on Wednesday, while the 30-year rose to 3.43% from 3.40%. Bond prices and yields move inversely.