Qiagen NV (Nasdaq: QGEN) has acquired Ingenuity Systems Inc., a Redwood City, Calif.–based provider of software solutions to analyze and interpret the biological meaning of genomic data, for approximately $105 million in cash. Ingenuity Systems raised over $14 million in VC funding from Accel Partners, Morgan Stanley Venture Partners and Three Arch Partners. www.qiagen.com
Alibaba has agreed to acquire an 18% stake in Weibo, the Chinese micro-messaging service owned by Sina Corp. (Nasdaq: SINA). www.us.weibo.com
Best Buy Co. Inc. (NYSE: BBY) has agreed to sell its 50% interest in Best Buy Europe to joint venture partner Carphone Warehouse Group PLC (LSE: CPW), for £500 million. www.bestbuy.com
Cablevision Systems Corp. (NYSE: CVC) has agreed to sell its 41-unit Clearview movie theaters to family-owned theater operator Bow Tie Cinemas. www.cablevision.com
Aspire Capital is planning to sell BG Medicine Inc. (Nasdaq: BGMD), a Waltham, Mass.-based developer of molecular diagnostics based on biomarkers, raised around $35 million in its IPO. It priced 5 million shares at $7 per share, for an initial market cap of approximately $129 million. Lazard Capital Markets served as lead underwriter. BG Medicine had raised over $37 million in VC funding since 2000, from firms like Flagship Ventures, Gilde Investment Management and Koniklijke Philips Electronics.www.bgmedicine.com
UniCredit has agreed to acquire the Romanian retail banking operations of RBS for an undisclosed amount. The unit has approximately €315 million in assets under management. www.unicredit.com
Telefónica SA has agreed to sell a 40% stake in its Central American business to Corporacion Multi Inversiones of Guatemala, for $500 million. www.telefonica.com
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