Jobless claims unexpectedly dropped to a five year low but the markets opened lower with the Dow losing 25 points to 15,079 after a record close yesterday. Nasdaq slipped 6 points to 3407.

On the upside

TechCrunch reported that Microsoft (Nasdaq: MSFT) may be interested in acquiring the remaining digital assets of Nook Media from Barnes & Noble (NYSE: BKS) that it does not already own for approximately $1 billion.

Groupon (Nasdaq: GRPN) narrowed first quarter losses as revenue rose more than expected.

Green Mountain Coffee Roasters (Nasdaq: GMCR) reported sharply higher second quarter earnings that topped analyst estimates and lifted its full year earnings guidance.

On the downside

Rackspace Hosting (NYSE: RAX) reported higher first quarter revenue and earnings but the results missed expectations prompting downgrades.

LivePerson (Nasdaq: LPSN) fell to an unexpected loss for the first quarter and forecast second quarter results below estimates.

Dendreon (Nasdaq: DNDN) narrowed first quarter losses but the results fell short of expectations.

In the broad market, declining issues outpaced advancers by a margin of more than 9 to 7 on both the NYSE and on Nasdaq. The broader S&P 500 index lost 4 points to 1628.