Markets advance as oil rebounds

Rebounding crude oil prices boosted the markets during the midday with the Dow soaring 140 points to 17,813. Nasdaq climbed 27 points to 4,744.

On the upside

A surge in crude oil prices lifted shares of SandRidge Energy (NYSE: SD).

E2open (Nasdaq: EOPN) will be acquired by Insight Venture Partners in a deal valued at approximately $273 million.

Tableau Software (NYSE: DATA) impressed with sharply higher fourth quarter earnings and revenue that surpassed analyst expectations by a wide margin.

On the downside

Immunomedics (Nasdaq: IMMU) widened losses for the second quarter and announced plans to offer $85 million in convertible senior notes.

DuPont Fabros Technology (NYSE: DFT) reported higher fourth quarter earnings and revenue but the real estate investment trust forecast full year earnings below expectations.

LifeVantage (Nasdaq: LFVN) disappointed with lower second quarter earnings and revenue.

In the broad market, advancing issues outpaced decliners by a margin of 3 to 1 on the NYSE and by more than 5 to 2 on Nasdaq. The broader S&P 500 gained 13 points to 2055. Bitcoin slipped $8 to $215.