ReleaseWire

Organovo Holdings Inc. (PINKSHEETS: ONVO), a developer of three-dimensional (3D) bioprinting technology for creating functional human tissues on demand for research and medical applications, is down sharply in mid-day trading today, reversing some of the gains from earlier in the week. ONVO had finished higher in each of the previous three trading sessions.

AMR Corporation (OTCQB: AAMRQ), the parent company of American Airlines, is seeing a pullback in mid-day trading today after the huge rally on Wednesday. AAMRQ had finished nearly 43% higher on Wednesday after the company said that its improving business prospects mean that shareholders might get something back when the company emerges from bankruptcy. AAMRQ had filed for bankruptcy in November 2011.

North American Palladium Ltd. (AMEX: PAL), a precious metal producer operating its flagship Lac des lles mine in Ontario, Canada, is up sharply in mid-day trading today. At last check, PAL was trading 5.92% higher at $1.61 on volume of 2.46 million, which is well above the daily average volume of 2.13 million. The stock has gained more than 7% in the last three trading sessions.

Quiksilver Inc. (NYSE: ZQK), a diversified company engaged in the design, development and distribution of branded apparel, footwear, accessories and related products, is up sharply in mid-day trading today, extending its gains from the previous trading sessions.

Lloyds Banking Group Plc (ADR) (NYSE: LYG), a provider of banking and financial services to personal and corporate customers mainly in the U.K., is up sharply in mid-day trading today, extending its gains for the week.

Broadleaf Capital Partners Inc. (OTCQB: BDLF), a diversified investment holding company, is down sharply in mid-day trading, reversing some of its gains from the previous trading session. BDLF had gained 526% in Tuesday’s trading session. The pullback today could be due to some profit booking after Tuesday’s rally.

NuVasive Inc. (NASDAQ:NUVA), a medical device company engaged in the development of minimally disruptive surgical products and procedures for the spine, is rallying in mid-day trading today after reported its preliminary unaudited full-year 2012 revenue results.

Canadian Solar Inc. (NASDAQ:CSIQ), a company engaged in the design, development, manufacture and sale of solar power products in Canada and internationally, is seeing a huge rally in mid-day trading today after the company announced that its submission of the 148 MW solar park PV project in southern Brandenburg, Germany was named the 2012 winter Solar Project of the Year Award by POWER-GEN International.

AMR Corporation (OTC:AAMRQ), the parent company of American Airlines, is seeing a huge rally in mid-day trading today after the company said that its business prospects have improved significantly and therefore equity holders might receive some value from its Chapter 11 reorganization. AAMRQ had filed for bankruptcy in November 2011.

LDK Solar Co. Ltd. (ADR) (NYSE:LDK) is another Chinese solar stock that is rallying in mid-day trading today. LDK is also soaring on report that China will increase its solar installation in 2013. Chinese government has been supporting Chinese solar firms through subsidies. Earlier this week, LDK also announced that it regained compliance with New York Stock Exchange’s (NYSE) continued listing requirement.

Aeropostale Inc. (NYSE:ARO), a mall-based, specialty retailer of casual apparel and accessories, is up sharply in mid-day trading today. At last check, ARO was trading 1.94% higher at $13.13 on volume of 2.63 million, which is above the daily average volume of 2.26 million. Despite the sharp rise today, ARO has fallen more than 1% for the week.

Clearwire Corporation (NASDAQ: CLWR), a provider of fourth-generation (4G) wireless broadband services, is soaring in mid-day trading today after the company received a takeover offer from DISH Network Corp. (NASDAQ: DISH).

Echo Automotive Inc. (OTCQB: ECAU), a manufacturer of cost reduction technology for converting fleet vehicles into highly fuel efficient plug-in hybrids, are up sharply in mid-day trading today. At last check, ECAU was trading 2.70% higher at $0.760 on volume of 111,720, which is nearly two times the daily average volume of 61,846. The stock has gained more than 4% in the last five trading sessions.

An investigation on behalf of investors of Epocrates, Inc. (NASDAQ:EPOC) in connection with the proposed takeover was announced and NASDAQ:EPOC stockholders should contact the Shareholders Foundation.

An investigation for current investors in shares of PennantPark Investment Corp. (NASDAQ:PNNT) over potential breaches of fiduciary duties at PennantPark Investment Corp. was announced and current NASDAQ:PNNT stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

An investigation for current long-term investors in shares of Pulse Electronics Corp (NYSE:PULS) over potential wrongdoing by certain officers and directors of Pulse Electronics Corp was announced and current NYSE:PULS stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

An investigation on behalf of investors of The Greenbrier Companies (NYSE:GBX) in connection with a potential takeover was announced and The Greenbrier Companies (NYSE:GBX stockholders should contact the Shareholders Foundation.

An investigation for current long-term investors in shares of Bottomline Technologies (NASDAQ:EPAY) over potential wrongdoing by certain officers and directors of Bottomline Technologies was announced and current NASDAQ:EPAY stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

An investigation for investors in Herbalife Ltd. (NYSE:HLF) shares over potential securities laws violations was announced and NYSE:HLF stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

A lawsuit was filed by a current investor in shares of Suntech Power Holdings Co., Ltd. (ADR) (NYSE:STP) against the CEO of Suntech Power Holdings Co and other current long term NYSE:STP stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

An investigation for current long-term investors in shares of Dolby Laboratories, Inc. (NYSE:DLB) over potential wrongdoing by certain officers and directors of Dolby Laboratories, Inc. was announced and current long-term NYSE:DLB stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

A lawsuit was filed by an investors in shares of Mindspeed Technologies, Inc. (NASDAQ:MSPD) over alleged breaches of fiduciary duties and current long-term NASDAQ:MSPD stockholders should contact the Shareholders Foundation.

An investigation for investors in Accuray Incorporated (NASDAQ:ARAY) shares over potential securities laws violations by Accuray Incorporated was announced and NASDAQ:ARAY stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

An investigation for investors in Verisign, Inc. (NASDAQ:VRSN) shares over potential securities laws violations. was announced and NASDAQ:VRSN stockholders should contact the Shareholders Foundation at mail@shareholdersfoundation.com

Magnum Hunter Resources Corp. (NYSE: MHR) stock closed its latest trading session at $4.20, up 1.45 percent from its previous close of $4.14. However, its today’s volume of 1.705 million shares was significantly lower than its usual trading volume of 3.357 million shares. The stock opened the session at $4.12 and touched its highest price point at $4.20. Magnum Hunter Resources shows bullish trend and its stock can touch $4.31 in the coming sessions. After breaching this level, it may go as high as $4.73. The company is an oil and gas outfit. It was earlier known as Petro Resources Corporation and changed its name in 2009.