NetScout, Alco Stores, Atlas and AES are big market movers

Markets Associated Press

Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market:

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NYSE

Atlas Energy LP, up $4.84 to $37.25

Targa Resources is buying the energy company and a pipeline company in a deal valued at nearly $6 billion, creating a big energy transportation company.

CSX Corp., up $1.76 to $31.70

The Wall Street Journal reported that the rail company rejected a possible merger with rival Canadian Pacific Railway.

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Statoil ASA, up 2 cents to $24.37

The Norwegian energy company sold its stake in a gas project in Azerbaijan to Malaysian company Petronas for $2.25 billion.

J.C. Penney Co., down 3 cents to $7.09

The department store operator named Home Depot executive Marvin Ellison as its next CEO. Ellison will succeed Mike Ullman next year.

The AES Corp., down 11 cents to $13.14

The Virginia utility company is selling its stake in a Turkish joint venture for $125 million as it retreats from overseas markets.

Nasdaq

Outerwall Inc., up $1.91 to $53.28

An analyst at B. Riley upgraded his investment rating on shares of the operator of DVD rental kiosk Redbox to "Neutral" from "Sell."

Alco Stores Inc., down $1.21 to 44 cents

The small-town discount retailer filed for Chapter 11 bankruptcy protection, but plans to stay in business while it reorganizes.

NetScout Systems Inc., down $2.75 to $39.16

The seller of products that gauge network performance said it is buying Danaher's communications business in a deal worth about $2.6 billion.