The top after-market NASDAQ losers Tuesday were: Zynga, Sapient, Golar LNG, FormFactor, Peet's Coffee & Tea, Compuware Corp, A123 Systems, Almost Family Inc, Amylin Pharmaceuticals and Quest Software.

Zynga Inc. (ZNGA) stock plunged 6.98 percent to $13.35 in aftermarket trading session. The company swung to fourth quarter net loss of $435.0 million or $1.22 per share compared to net income of $43.0 million or $0.05 per share in the same quarter a year ago. Adjusted net income declined to $37.2 million or $0.05 per share from $63.2 million or $0.09 per share last year, while analysts expected adjusted net profit of $0.03 per share.

Sapient Corp. (SAPE) stock plunged 6.27 percent to $12.10 in post market trading session. The company reported fourth quarter net profit of $27.2 million or $0.19 per share compared to $15.7 million to $0.11 per share in the same quarter a year earlier.

Golar LNG Ltd. (GLNG) stock plunged 5.75 percent to $44.00 in post market trading session. The company stock gained more than 5 percent in regular trading session. FormFactor Inc. (FORM) stock declined 4.91 percent to $5.08 in aftermarket trading session.

Peet's Coffee & Tea Inc. (PEET) stock declined 4.07 percent to $65.50 in post market trading session. The company reported fourth quarter net income of $5.65 million or $0.42 per share compared to $6.43 million or $0.48 per share in the same period a year ago and against analysts’ estimation of $0.43 per share.

Compuware Corp. (CPWR) stock declined 3.11 percent to $8.48 in post market trading session. The stock has a 52-week low of $6.97, a 52-week high of $11.71 and $1.91 billion in market capitalization.

A123 Systems Inc. (AONE) stock declined 3.04 percent to $2.07 in post market trading session.

Almost Family Inc. (AFAM) stock declined 3.04 percent to $19.16 in aftermarket trading session.

Amylin Pharmaceuticals Inc. (AMLN) stock declined 3 percent to $16.50 in post market trading session. The stock has a 52-week low of $8.03, a 52-week high of $18.30 and $2.49 billion in market capitalization.

Quest Software Inc. (QSFT) stock declined 2.45 percent to $21.12 in aftermarket trading session. Its fourth quarter adjusted net profit declined to $42.6 million or $0.51 per share from $44.8 million or $0.47 per share in the same period a year earlier, while analysts expected the company to report net profit of $0.52 per share.