Some of Wednesday's midday movers:
US mutual funds with heavy exposure to Puerto Rico bonds have sold off some of the cash-strapped island's debt.
The Fed chair's first testimony before Congress is the big event for markets in the week ahead, as traders sift through economic data.
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A local currency hit by months of political unrest, and skittish consumers spending less are keeping the pressure on Thai billionaire Dhanin Chearavanont.
"Results are running light, and negative announcements have been off the hook," one analyst said amid a spate of disappointing reports.
After Target's data breach, investors and analysts are now circling companies that could benefit from a major upgrade in credit card technology.
The top four U.S. automakers missed December sales expectations, but 2013 will easily be the industry's best year since the recession.
A potential warning to stock investors of weaker-than-expected 4Q-2013 earnings is shaping up to be the most negative on record. USA Today reports.
Consumers have feasted on discounts this holiday season, but it means thinner profit margins for retailers.
Banks such as Barclays, Citigroup and Royal Bank of Scotland have banned traders from using group chat rooms, the Financial Times reports.
Amid Libor probes big banks are considering banning traders from online chat rooms seen by regulators as venues for collusion and market manipulation.
Take a look at some of Tuesday's midday movers:
As the Fed begins its two-day policy meeting Tuesday, markets will get a look at how consumers behaved just before the government shut down.
Bulls face a trio of challenges: The Fed, earnings from some big names and delayed data due to the shutdown. Will they keep running or lie down?
Groupon CEO Eric Lefkofsky told CNBC on Wednesday the deal company's mobile concentration continues to grow.
September's tepid jobs growth signals a squishy enough employment picture to push any wind down of Fed easing into next year.
JPMorgan's potential $13 billion fine won't end Jamie Dimon's run as chairman and chief executive.
BlackBerry co-founder Mike Lazaridis has increased his company stake and is considering buying the entire company, according to a securities filing.
The Bank of Japan reiterates its upbeat view that the economy is strong enough to weather 2014's tax hike without additional monetary policy measures.