7 Stocks you need to know for Tuesday

UTStarcom (UTSI | charts | news | PowerRating) announced that the company was undergoing an SEC investigation for trading by unnamed third parties.

Lockheed Martin (LMT | charts | news | PowerRating) announced a $635 million deal to help upgrade the Turkish Air Force.

Par Pharmaceutical (PRX | charts | news | PowerRating) announced that the FDA approved its new drug, Ondansetron ODT, which is a generic drug used to battle nausea associated with chemotherapy.

Amazon.com (AMZN | charts | news | PowerRating) announced that the 2006 Christmas shopping season was the company's "best ever." The orders for December 11th alone topped 4 million separate items.

Iron Mountain (IRM | charts | news | PowerRating) and Perry Ellis (PERY | charts | news | PowerRating) have both scheduled a 3:2 stock split for Friday, December 29.

Learning Tree (LTRE | charts | news | PowerRating) is the only major stock reporting earnings next week. LTRE is expected to report $0.03 EPS on Thursday.