NEW YORK (AP) -- Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and Nasdaq Stock Market:
H.J. Heinz Co., up $12.02 at $72.50
Warren Buffett's Berkshire Hathaway and investment firm 3G Capital is buying the ketchup company in a deal worth $23.3 billion.
Barnes & Noble Inc., down $1.06 at $13.14
Due to increasing competition, the book seller expects losses from its Nook e-reader business to be larger in 2013 than last year.
Skechers USA Inc., up $2.40 at $21.97
The footwear company reported results for the fiscal fourth quarter that exceeded what Wall Street analysts were expecting.
Weight Watchers International Inc., down $9.20 at $44.91
The weight loss company warned investors that fewer people than it had expected are signing up for its programs this year.
Barrick Gold Corp., up 82 cents at $32.41
The Canadian mining company posted a $3.06 billion fourth-quarter loss, but its adjusted profit beat Wall Street predictions.
Alpha Natural Resources Inc., up $1.18 at $9.67
The coal producer said its fourth-quarter loss narrowed, and its adjusted results and revenue beat Wall Street's expectations.
Zillow Inc., up $3.33 at $42.30
The online real estate information company said its fourth-quarter financial performance exceeded market expectations.
Whole Foods Market Inc., down $9.40 at $87.50
The natural grocery store chain said that it expects fiscal 2013 revenue to rise less than it previously expected.
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