Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and Nasdaq Stock Market:
American International Group Inc., up 59 cents at $30.39
The insurer is selling part of its stake in AIA Group, raising $6 billion, as it repays its $182 billion government bailout.
Superior Industries International Inc., up $1.14 at $18.95
Fourth-quarter net income at the auto parts maker jumped 30 percent on higher sales and a tax benefit. Its revenue beat expectations.
Big Lots Inc., up $1.44 at $44.15
A Wedbush analyst raised her price target on the discount retailer $3 to $50, citing the company's strong fourth-quarter results.
CF Industries Holdings Inc. Co., down $10.27 at $177.98
A Citi analyst downgraded the fertilizer maker's rating to "Neutral" from "Buy" because it may have locked in gas prices too soon.
Nature's Sunshine Products Inc., up $2.34 at $16.97
The nutrition supplement maker reported a $7.6 million fourth-quarter profit, reversing a loss in the same quarter last year.
Leap Wireless International Inc., down 79 cents at $9.76
A Sanford Bernstein analyst downgraded the parent of the Cricket cellphone service citing the company's intense competition.
Archipelago Learning Inc., up $2.05 at $11.09
Education software maker Plato Learning will buy the online education company for about $291 million to increase its customers.
US Airways Group Inc., down 64 cents at $6.99
The airline's passenger revenue growth slowed in February. It may be having a hard time raising fares to offset higher oil prices.