Viacom is upgraded to 'outperform,' and Marvell is downgraded to 'sector perform.'
An analyst says the weight-loss drug Qsymia can't live up to investors' expectations.
UBS initiates Dell with a 'neutral' and Hewlett-Packard with a 'sell.'
A website promoting an FDA-approved drug caused excitement in the stock. But there's no official clearance and the company said the site went live by mistake.
Vivus becomes the second pharma this year approved to sell a weight-loss treatment.
Caterpillar is downgraded to 'hold,' while Vivus is upgraded to 'hold.'
As Americans get fatter, so might your wallet.
VIDEO ON MSN MONEY
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Bill Stiritz has experienced an estimated $145 million in paper losses on his investment in the company.
The Market Dispatches column has been discontinued. Here's where to find the latest stock and business news on MSN Money, and the latest from market writer Charley Blaine.
MONEY & POLITICS
Breaking up big banks is an untested solution to the too big to fail problem that attempts to isolate and dismantle large, troubled institutions while protecting the rest of the economy.
Buy a new refrigerator, and you could see your utility bills drop because of new energy-efficiency standards.
Six weeks later, most Americans have forgotten about the 2014 tax season -- except those who didn't file by the April 15 deadline.
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