Check out which companies are making headlines before the bell:
General Motors—CEO Mary Barra will be on Capitol Hill testifying about the company's handling of its ignition switch recall. GM also announced another recall late yesterday, involving 1.3 million vehicles which may have an issue related to power steering.
United Continental—UBS has upgraded the airline's shares to "buy" from "neutral", predicting accelerated revenue growth during the second quarter.
BHP Billiton—The mining giant is considering a variety of "structural options" to increase shareholder value, although it didn't elaborate on what those options might be.
Marvell Technology—The company was ordered to pay almost $1.54 billion for infringing two hard disk drive patents held by Carnegie Mellon University, an amount nearly one third higher than previously awarded by a jury. A judge called Marvell's behavior "egregious" in making that ruling.
JPMorgan Chase—The bank will have to face a securities fraud lawsuit related to the "London Whale" case, following a judge's ruling late Monday. Separately, the same judge dismissed a lawsuit against the bank over losses by employees who held the bank's stock in their retirement accounts.
Yahoo–The search engine is in preliminary talks to buy online video service News Distribution Net, according to the Wall Street Journal.
Verint–The customer service software maker reported fourth quarter earnings of 91 cents per share, excluding certain items, beating estimates of 84 cents. Verint also saw revenue come in above analyst forecasts.
Wynn Resorts, Las Vegas Sands–Casino stocks with interests in Macau could be active today, following reports that gambling revenues rose 13 percent in March compared to a year ago, at the high end of analyst estimates.
Citigroup–The troubled mega bank fired two bond traders after uncovering rogue trading last year, according to a Reuters report. The subsidiary – Banamex – suffered losses that may have run into the tens of millions of dollars from those trades.
Hewlett-Packard–HP will pay $57 million to settle a shareholder lawsuit. That suit had been filed after former CEO Leo Apotheker announced in 2011 that the company would focus on business services and products.
Eli Lilly–The drug maker won a victory in court when a U.S. district judge upheld the validity of its patent for the lung cancer drug Alimta.
Nvidia–JMP Securities upgraded the graphics chipmaker's shares to "market outperform" from "market perform".
—By CNBC's Peter Schacknow
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