The top after-market NYSE gainers Tuesday were AU Optronics, Genco Shipping & Trading, Beazer Homes USA, Air Lease Corp and EnergySolutions Inc. The top after-market NYSE losers were Teekay Offshore Partners, Vanguard Natural Resources, Pilgrim's Pride Corp, Swift Transportation and General Growth Properties.

Gainers:

AU Optronics Corp. (AUO) shares climbed 5.52 percent to $3.82 in post-market trading. The company will ship approximately 400,000 to 500,000 panels for Apple's reported 7.85-inch iPad in September, DigiTimes reported citing industry supply chain sources.
Genco Shipping & Trading Ltd. (GNK) shares surged 3.05 percent to $3.53 in post-market trading. The company stock plunged nearly 3 percent in regular trading.

Beazer Homes USA Inc. (BZH) shares advanced 2.17 percent to $3.30 in post-market trading.

Air Lease Corp. (AL) shares rose 2.16 percent to $22.72 in post-market trading. The stock has a 52-week low of $17.24, a 52-week high of $26.47 and $2.25 billion in market capitalization.

EnergySolutions Inc. (ES) shares gained 2.15 percent to $2.69 in post-market trading. The stock has a 52-week low of $1.43, a 52-week high of $5.43 and $237.31 million in market capitalization.

Losers:

Teekay Offshore Partners L.P. (TOO) shares plunged 4.62 percent to $27.43 in post-market trading. The company announced Tuesday that it plans to offer 7,000,000 common units, representing limited partner interests, in a public offering.

Vanguard Natural Resources LLC (VNR) shares plunged 4.36 percent to $27.41 in post-market trading. Vanguard Natural announced Tuesday that it has commenced a public offering of 6,000,000 common units representing limited liability company interests in the company, pursuant to an effective shelf registration statement on Form S-3 filed with the Securities and Exchange Commission on Jan. 18, 2012.

Pilgrim's Pride Corp. (PPC) shares declined 3.33 percent to $5.13 in post-market trading. The company stock gained more than 3 percent in regular trading.

Swift Transportation Co. (SWFT) shares fell 3.18 percent to $8.53 in post-market trading. The stock has a 52-week low of $5.39, a 52-week high of $12.81 and $1.23 billion in market capitalization.

General Growth Properties Inc. (GGP) shares declined 2.94 percent to $19.50 in post-market trading. The stock has a 52-week low of $10.68, a 52-week high of $21.25 and $18.85 billion in market capitalization.