End of Day Top Percentage Gainers and Losers (CAAS, GENE, TPX, SYMX, GY, SCOK, YONG, HERO, AIB, QXM)

Best 1) China Automotive Systems CAAS: Skyrocketing 38.57% to $11.28 after reporting that preliminary Q4 sales were ahead of consensus estimates. Looks like a short squeeze is taking place. 2) Genetic Technologies GENE: Currently up 15.85% to $3.09. Shares have been surging (up 23% at one point) since the opening bell. 3) Tempur-Pedic International TPX: Gaining 13.36% to $57.80 after raising its 2011 forecast yesterday afternoon. 4) Synthesis Energy Systems SYMX: The stock has vaulted 13.6% to $3.09 since 10:35 a.m. EST. 5) GenCorp GY: Shares are holding on to early gains. Currently up 12.93% to $6.89. Worst 1) SinoCoking Coal & Coke Chemical Industries SCOK: Currently down 21.28% to $6.03. Shares have been extending their losses throughout the day. 2) Yongye International YONG: Under heavy selling pressure since the opening bell. Shares are currently down 12.25% to $4.80. Cut from Buy to Neutral at Roth Capital. 3) Hercules Offshore HERO: Dropping 12.38% to $5.59. News of an investigation by the Justice Department and the Securities and Exchange Commission for potential violation of the Foreign Corrupt Practices Act has taken its toll. 4) Qiao Xing Mobile Communication QXM: Losing 10% to $3.15. Stock continues to fall after yesterday's shareholder debacle, which ended the company's bid to go private. 5) Allied Irish Banks AIB: Equity is plunging 9.45%% to $3.93. A notice from the National Pensions Reserve Fund Commission requiring the company to convert 10,489,899,564 convertible non-voting shares into ordinary shares is the reason for the drop.