The top aftermarket NYSE losers on Friday were: Gol Linhas Aereas Inteligentes, Genpact, Advantage Oil & Gas, Skilled Healthcare Group, Lender Processing Services, CoreSite Realty, Williams Companies, Western Asset Bond and Luby's.

Gol Linhas Aereas Inteligentes S.A. (NYSE:GOL) shares plunged 4.84 percent to $7.27 in aftermarket trading session. Barclays Capital reiterated its “overweight” rating on shares of GOL.

Genpact Ltd. (NYSE:G) shares plunged 4.5 percent to $14 in post market trading session. The stock has a 52-week low of $13.09, a 52-week high of $18.16 and $3.25 billion in market capitalization.

Advantage Oil & Gas Ltd. (NYSE:AAV) shares plunged 4.09 percent to $3.75 in aftermarket trading session. The company stock surged more than 5 percent in regular trading session.

Skilled Healthcare Group, Inc. (NYSE:SKH) shares declined 3.84 percent to $5.07 in aftermarket trading session.

Lender Processing Services, Inc. (NYSE:LPS) shares declined 3.08 percent to $13.86 in post market trading session. The company stock slumped nearly 18 percent in regular trading session on news that Nevada’s Attorney General filing suit against LPS for consumer fraud.

CoreSite Realty Corp. (NYSE:COR) shares declined 2.87 percent to $17.25 in aftermarket trading session.

Williams Companies, Inc. (NYSE:WMB) shares declined 2.78 percent to $24.84 in aftermarket trading session. The stock has a 52-week low of $21.90, a 52-week high of $33.47 and $18.27 billion in market capitalization.

Western Asset Bond Fund (NYSE:WEA) shares fell 2.18 percent to $15.72 in aftermarket trading session.

Luby's, Inc. (NYSE:LUB) shares declined 1.97 percent to $4.49 in aftermarket trading session. The company stock surged more than 4 percent in the regular trading session.

Nyse Barclays Attorney general Barclays