Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and Nasdaq Stock Market:
Carnival Corp., down $4.68 at $29.60
After one if its ships capsized in Italy, investors worried whether the incident will hurt the cruise operator's bookings.
Citigroup Inc., down $2.53 at $28.22
The bank said its fourth-quarter income fell 11 percent due in part to lower investment banking income and an accounting charge.
McMoRan Exploration Co., up 61 cents at $13.35
The petroleum producer posted a fourth-quarter profit on higher oil prices and a settlement of its 2008 hurricane insurance claims.
Tesla Motors Inc., up $3.81 at $26.60
Analysts from Goldman Sachs and Wunderlich Securities both upgraded their ratings for the electric car maker's stock to "Buy."
R.R. Donnelley & Sons Co., down $2.28 at $12.13
The printing services company expects revenue of $10.6 million for 2011, which is slightly below Wall Street expectations.
Kinross Gold Corp., down $2.38 at $10.27
The Canadian gold miner said it expects production to be flat to slightly higher this year, while production costs will rise.
Forest Laboratories Inc., up $1.18 at $32.08
Despite higher revenue, the drugmaker said that its fiscal third-quarter earnings fell 13 percent as expenses climbed.
Compuware Corp., down 79 cents at $7.49
The software and services company posted fiscal third-quarter and full-year outlooks that fell short of analyst expectations.