NEW YORK (AP) _ Some of the stocks that are moving substantially or trading heavily today on the New York Stock Exchange, Nasdaq Stock Market, and American Stock Exchange.

NYSE

Eastman Kodak, down 4 1/16 at 62 3/16

The photo-imaging company plans to eliminate 10,000 jobs, or 10.5 percent of its work force, as part of a restructuring effort aimed at cutting costs by at least $1 billion. Kodak plans to set aside at least $1 billion during the fourth quarter for expenses related to the restructuring.

Caterpillar, down 2 1/4 at 47 15/16

CIBC Oppenheimer downgraded Caterpillar to ``underperform'' from ``hold,'' citing discussions with Brazilian equipment dealers that indicated slower Latin American sales, the Dow Jones News Service reported.

Pennzoil, down 7 3/4 at 67 3/4

Union Pacific Resources Group threatened to withdraw its $84-a-share cash offer for Pennzoil on Nov. 17, alleging that Pennzoil's value has eroded sharply with its failure to find crude oil at a project in the Caspian Sea. Pennzoil has refused to discuss the matter, Union Pacific Group said.

NASDAQ

Cardima, up 2 5/16 at 5 1/16

The FDA cleared Cardima to market its Revelation endocardial microcatheter for the diagnosis of atrial cardiac arrhythmias. Cardima is based in Fremont, Calif.

Global Pharmaceutical, up 5/8 at 3 5/8

The drugmaker hired an investment bank to explore strategic alternatives, including a potential sale of the company. Global, based in Philadelphia, makes generic prescription and over-the-counter drugs.

Unison Healthcare, down 5/8 at 2 1/8

The health-care facilities operator said it missed a debt payment and is considering a financial restructuring. Unison, based in Scottsdale, Ariz., blamed its inability to get mortgage refinancing, which would have provided the funds to make the payment.