Keefe Bruyette, a financial-services specialist, launched coverage of eBay, the online auction site that also owns the PayPal payment system. The move sends a message to Visa and MasterCard, which have long dominated the area.
A representative of activist investor Carl Icahn will join the board of embattled natural-gas giant Chesapeake Energy, according to people familiar with the matter.
Crude-oil futures slipped 0.9%, trimming early losses, as news of the euro-zone credit crisis and its potential to squelch oil demand dominated the market.
Spain's 10-year bond yield crossed 7% and equities eked out meager gains after relief from the Greek election faded and bad debts held by Spanish banks rose to an 18-year high in April.
The trader at the center of J.P. Morgan's losses at times resisted sharing some details of his positions with superiors, while another trading executive has a history of clashing with colleagues.
An IBM supercomputer installed at a U.S. laboratory achieved the top speed rating in the world, ending Japan's one-year reign atop a ranking that is considered crucial for scientific research and national defense.
Exxon said it has dropped further shale exploration in Poland after two wells failed to yield commercial quantities of natural gas, a hit for the country's efforts to reduce its dependence on imports from Russia.
Fairfax Media plans to eliminate 1,900 jobs, or nearly 20% of the Australian newspaper publisher's workforce. The cuts are part of measures to save the company $237 million annually by June 2015.
Microsoft is set to announce plans to sell a tablet computer under its own brand, as the software maker continues to play catch-up in the mobile markets.
U.K. telecommunications operator Cable & Wireless Worldwide secured approval for an agreed upon takeover by mobile giant Vodafone after its largest shareholder swung behind the deal.