The markets tumbled during the midday with the Dow plunging 138 points to 11,851 as the nation's economy expanded by a less than expected 3.2% in the fourth quarter. Nasdaq plummeted 59 points to 2695.
On the upside
Shares of Savvis (Nasdaq: SVVS) climbed after rival data center operator Terremark (Nasdaq: TMRK) agreed to be acquired by Verizon (NYSE: VZ).
Shares of mobile marketing and advertising technology provider Velti (Nasdaq: VELT) surged on its first trading day.