The top after-market NYSE gainers Monday were Realogy Holdings Corp, Cosan Ltd, Laredo Petroleum Holdings, Atlas Pipeline Partners, L.P and Credit Suisse Group AG. The top after-market NYSE Losers were Bankrate Inc, Bridgepoint Education, Costamare Inc, Alon USA Energy and Government Properties Income Trust.

Gainers

Realogy Holdings Corp. (RLGY) shares surged 2.81 percent to $34.44 in post-market trading. The stock has a 52-week low of $32.50, a 52-week high of $35.33 and $4.36 billion in market capitalization.

Cosan Ltd. (CZZ) shares gained 2.72 percent to $15.92 in post-market trading. The company stock plunged more than 4 percent in regular trading.

Laredo Petroleum Holdings, Inc. (LPI) shares rose 2.39 percent to $21.49 in post-market trading. The stock has a 52-week low of $17.25, a 52-week high of $27.91 and $2.69 billion in market capitalization.

Atlas Pipeline Partners, L.P. (APL) shares advanced 2.19 percent to $36.00 in post-market trading.

Credit Suisse Group AG (CS) shares gained 1.91 percent to $23.50 in post-market trading. The company stock was upgraded to a “neutral” rating from an “underperform” at Exane BNP Paribas.

Losers

Bankrate, Inc. (RATE) shares tumbled 23.59 percent to $11.08 in post-market trading after reporting third quarter earnings guidance below estimates. The company expects third quarter net profit to $0.02 to $0.04 per share on revenues of $115.5 to $117.5 million, well below analysts’ estimate of $0.20 per share on revenues of $132.74 million.

Bridgepoint Education Inc. (BPI) shares slumped 10.94 percent to $9.77 in post-market trading. Bridgepoint said Monday that the Department of Justice was investigating the compensation of its admissions personnel, three months after its flagship college was denied accreditation for not complying with certain standards, Reuters reported.  

Costamare Inc. (CMRE) plunged 9.26 percent to $13.82 in post-market trading. The company announced Monday that it plans to offer 7,000,000 shares of its common stock

Alon USA Energy, Inc. (ALJ) shares plunged 4.19 percent to $12.88 in post-market trading. The company stock surged more than 4.5 percent in regular trading.   

Government Properties Income Trust (GOV) fell 3.45 percent to $23.51 in post-market trading. The company announced Monday that it commenced a public offering of 7,000,000 common shares.