NEW YORK (AP) — Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and Nasdaq Stock Market:

NYSE

Dean Foods Co., up $5.04 at $17.46

The food maker posted a second-quarter profit, raised its 2012 guidance and announced an initial public offering of one of its subsidiaries.

Macy's Inc., up $1.01 at $38.01

The department store chain posted a nearly 16 percent increase in second-quarter net income and raised its 2012 earnings guidance.

The New York Times Co., up 49 cents at $8.57

The newspaper publisher plans to sell its struggling website About.com to Answers.com for $270 million, according to a source.

Alpha Natural Resources Inc., down 60 cents at $6.30

The coal producer said it lost $2.2 billion in the second quarter on restructuring charges and the declining value of some assets.

Nasdaq

Zillow Inc., down $3.52 at $38.24

Due to acquisition-related costs, the real estate information website company said that its net income fell about 19 percent.

Priceline.com Inc., down $117.48 at $562.32

The discount travel website said that its second-quarter profit rose, but it offered a weak forecast for third-quarter results.

A123 Systems Inc., up 3 cents at 50 cents

The electric vehicle battery maker reached an agreement with a Chinese auto parts maker for an investment of up to $450 million.

Fossil Inc., down $4.36 at $87.41

A Citi analyst downgraded the watch maker's stock to "Neutral" from "Buy" after it rose Tuesday on its second-quarter results.