Top After-Market NYSE Movers (Navistar, Texas Industries, Nordion, NQ Mobile, Dean Foods, Trulia, GMX Resources, CommonWealth, Williams Partners, Royal Bank of Scotland)

The top after-market NYSE gainers Monday were Navistar International Corp, Texas Industries, Nordion Inc, NQ Mobile and Dean Foods Co. The top after-market NYSE losers were Trulia Inc, GMX Resources, CommonWealth REIT, Williams Partners LP and Royal Bank of Scotland Group Plc.

Gainers

Navistar International Corp. (NYSE:NAV) shares climbed 5.25 percent to $24.85 in post-market trading. The stock has a 52-week low of $18.17, a 52-week high of $43.06 and $1.89 billion in market capitalization.

Texas Industries, Inc. (NYSE:TXI) shares surged 3.87 percent to $64.90 in post-market trading. The stock has a 52-week low of $30.10, a 52-week high of $62.83 and $1.76 billion in market capitalization.

Nordion Inc. (NYSE:NDZ) shares gained 3.64 percent to $6.83 in post-market trading. The company’s stock plunged more than 4 percent in regular trading.

NQ Mobile Inc. (NYSE:NQ) shares advanced 2.85 percent to $8.30 in post-market trading. The stock climbed nearly 17 percent in regular trading after the company announced that America Movil would offer NQ Mobile's products -- NQ Mobile Security, NQ Mobile Vault and NQ Family Guardian -- to its 262 million subscribers located in 18 countries, including Mexico and Latin America.

Dean Foods Co. (NYSE:DF) shares rose 1.90 percent to $17.18 in post-market trading. The company stock was upgraded to a “buy” rating from a “hold” rating at KeyBanc Capital Markets with a price target of $21.00.

Losers

Trulia, Inc. (NYSE:TRLA) shares plunged 5.36 percent to $26.50 in post-market trading. The company announced Monday that it had filed a registration statement with the Securities and Exchange Commission for a proposed public offering of its common stock.

GMX Resources, Inc. (NYSE:GMXR) shares plunged 4.35 percent to $2.42 in post-market trading. The company announced Monday that it had been notified by the New York Stock Exchange (NYSE) that it is not in compliance with one of the continued listing standards of the NYSE. The company is considered below the criteria established by the NYSE because the its total market capitalization had been less than $50 million over a consecutive 30 trading-day period and its last reported shareholders' equity was less than $50 million.

CommonWealth REIT (NYSE:CWH) shares declined 4.27 percent to $22.88 in post-market trading. The stock has a 52-week low of $13.46, a 52-week high of $25.25 and $2.0 billion in market capitalization.

Williams Partners L.P. (NYSE:WPZ) shares fell 3.20 percent to $48.93 in post-market trading. The company announced that it intends to commence an underwritten public offering of 10,000,000 common units representing limited-partner interests.

Royal Bank of Scotland Group plc. (NYSE:RBS) shares declined 3.18 percent to $9.12 in post-market trading. The stock has a 52-week low of $6.01, a 52-week high of $11.84 and $52.61 billion in market capitalization.