NEW YORK (AP) _ Stocks that were moving substantially or trading heavily Wednesday on the New York Stock Exchange and Nasdaq Stock Market.

NYSE

Blockbuster Inc., down $6.27 at $13.13

The world's largest video store chain cut its fourth-quarter and full-year estimates, citing a slowdown in rentals during the holiday season.

The Bank of New York Company Inc., down $4.11 at $22.39

The bank said it would a take a fourth-quarter charge of $240 million, citing its exposure to the troubled aviation industry including United Airlines, which filed for bankruptcy last week.

Kinder Morgan Inc., down 1.25 cents at $41.40

The pipeline company said it expects to meet or beat Wall Street's expectations for the fourth quarter and full year.

NASDAQ

Activision Inc., down $3.10 at $12.63

The video game maker cut its earnings outlook for 2003 and 2004, prompting several analyst downgrades.

MedImmune Inc., up $2.71 at $27.70

A Food and Drug Administration panel recommended government approval of the company's nasal-spray flu vaccine.

Corixa Corp., up 37 cents at $7.62

A Food and Drug Administration panel recommended government approval of Bexxar, a lymphoma drug.