MAKO Surgical Corp (Nasdaq: MAKO) 82.4% HIGHER; announced entering a definitive agreement with Stryker Corporation (NYSE: SYK), by which Stryker will acquire all of the outstanding shares of MAKO for $30.00 per share in cash, for an aggregate purchase price of approximately $1.65 billion.

Pacific Biosciences of California, Inc., (Nasdaq: PACB) 61.0% HIGHER; announced that it has entered into an agreement with Roche Diagnostics (OTCBB: RHHBY) to develop diagnostic products, including sequencing systems and consumables, based on Pacific Biosciences' Single Molecule, Real-Time (SMRT ) technology. Pacific Biosciences will develop and manufacture certain products intended for clinical use, which it will sell exclusively to Roche.

Oncothyreon Inc. (Nasdaq: ONTY) 30.0% HIGHER; announced that Merck Serono, the biopharmaceutical division of Merck KGaA, has decided to continue clinical development of the investigational MUC1 antigen-specific cancer immunotherapy tecemotide (also known as L-BLP25 and formerly known as Stimuvax). For more color, click here.

Quantum Fuel Systems Technologies Worldwide, Inc. (Nasdaq: QTWW) 19.0% HIGHER; announced a record $9.3 million production contract for delivery of Q-Lite CNG storage tanks for heavy-duty truck applications.

Daqo New Energy Corp. (NYSE: DQ) 18.0% LOWER; released the following statement today: In view of the unusual market activity in Daqo New Energy's ADS on September 24, 2013, the New York Stock Exchange has contacted the Company in accordance with its usual practice; Daqo New Energy stated that its policy is not to comment on unusual market activity or speculative matters.

UniPixel, Inc. (Nasdaq: UNXL) 17.1% HIGHER; UniPixel and Kodak (OTCBB: EKDKQ) have made significant progress in their joint effort to commercialize and manufacture UniPixel s next-generation touch-screen sensors, including product rebranding. For more from the release, click here.