The top after-market NYSE losers on Tuesday are: Plantronics, Las Vegas Sands, USEC, St. Joe, Polypore International, Precision Drilling, Western Refining, GMX Resources, JinkoSolar Holding and Great Plains Energy.

Plantronics, Inc. (NYSE:PLT) shares slumped 11.58 percent to $31.53 in post market trading session as its first quarter guidance missed estimates. The company expects first quarter earnings to be in the range of $0.52 to $0.56 per share on revenue of $168 million to $173 million, while analysts’ expect earnings of $0.62 per share on revenues of $181.46 million.

Las Vegas Sands Corp. (NYSE:LVS) shares plunged 10.01 percent to $4128 in aftermarket trading session as its first quarter earnings fell short of analysts’ expectations. Net income rose to $299.4 million or $0.37 per share compared to $53.5 million or $0.07 per share in the same quarter last year, while analysts’ expected net income of $0.44 per share.

USEC Inc. (NYSE:USU) shares declined 6.32 percent to $4.00 in post market trading session. The company reaffirmed fiscal 2011 guidance and expects revenue of approximately $1.7 billion and to report a net loss of $0.28 per share.

St. Joe Co. (NYSE:JOE) shares declined 3.77 percent to $25.00 in aftermarket trading session.

Polypore International Inc. (NYSE:PPO) shares declined 3.51 percent to $56.10 in post market trading session.

Precision Drilling Corp. (NYSE:PDS) shares declined 3.24 percent to $14.02 in aftermarket trading session.

Western Refining, Inc. (NYSE:WNR) shares declined 3.15 percent to $15.35 in aftermarket trading session. The stock has a 52 week low of $4.01 and 52 week high of $19.50 and has $1.44 billion market capitalization.

GMX Resources, Inc. (NYSE:GMXR) shares declined 3.14 percent to $5.55 in after market trading session.

JinkoSolar Holding Co. Ltd. (NYSE:JKS) shares declined 3 percent to $25.20 in post market trading session. Brean Murray maintained Buy rating on shares of JKS and raised price target to $35 from $32.

Great Plains Energy Inc. (NYSE:GXP) shares advanced 2.64 percent to $20.30 in post market trading session. Its first quarter net profit declined to $2.0 million or $0.01 per share compared to $19.9 million or $0.15 per share in the same quarter last year.

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