The top aftermarket NYSE losers Tuesday were: Yingli Green Energy Holding Co, Basic Energy Services, Northstar Realty Finance, SandRidge Mississippian Trust, Two Harbors Investments, Nabors Industries, Trina Solar, MEMC Electronic Materials and MEMC Electronic Materials.

Yingli Green Energy Holding Co Ltd. (YGE) shares slumped 8.52 percent to $4.40 in aftermarket trading session. The company announced that it expects photovoltaic module shipments to fall by 30 percent from the third quarter to fourth quarter of 2011, worse than its previously provided guidance of a low-to-mid 20s percent decrease.

Basic Energy Services Inc. (BAS) shares plunged 4.88 percent to $18.90 in aftermarket trading session. The company swung to fourth quarter net profit of $0.54 per share compared to net loss of $0.05 per share in the same quarter a year-ago.

Northstar Realty Finance Corp. (NRF) shares plunged 4.84 percent to $5.50 in post market trading session. The company announced that it has commenced an underwritten public offering of 15,000,000 shares of common stock. SandRidge Mississippian Trust I (SDT) shares declined 4.49 percent to $33.40 in post market trading session.

Two Harbors Investments Corp. (TWO) shares declined 3.13 percent to $9.91 in aftermarket trading session. The company announced that it plans to offer, subject to market and other conditions, 30,000,000 shares of its common stock in an underwritten public offering.

Nabors Industries Ltd. (NBR) shares declined 2.7 percent to $19.81 in aftermarket trading session. The company swung to fourth quarter net loss of $105.8 million or $0.36 per share compared to net profit of $50.5 million or $0.17 per share in the same quarter a year-ago.

Trina Solar Ltd. (TSL) shares declined 2.42 percent to $10.08 in aftermarket trading session.

MEMC Electronic Materials, Inc. (WFR) shares declined 2.39 percent to $4.50 in post market trading session. The stock has a 52-week low of $3.65, a 52-week high of $15.04 and $1.06 billion in market capitalization.

Renesola Ltd. (SOL) shares declined 2.32 percent to $2.95 in aftermarket trading session. The company stock surged more than 4 percent in regular trading session.

Nyse Energy