Exit watch, week of Feb. 15, 2010

Exar pays $10M for Neterion

(Nasdaq: EXAR) has agreed to acquire Neterion, a Sunnyvale, Calif.-based provider of 10 gigabit Ethernet network adapter solutions optimized for virtualized data centers. The deal is valued at between $10 million and $11 million. Neterion has raised about $65 million in venture funding from Menlo Ventures, VenGrowth Capital Growth, Business Development Bank of Canada and JAFCO Ventures.

Windstream wraps up $643M acquisition of NuVox

Windstream Corp. (NYSE: WIN) has completed its previously-announced acquisition of NuVox Inc., a Greenville, S.C.-based competitive local exchange carrier. The deal is valued at $643 million, including $280 million in cash, $183 million in stock and the assumption of $180 million in debt. NuVox had raised nearly $500 million in venture capital funding from M/C Venture Partners, KKR, Columbia Capital and Wachovia Capital Partners.

Allergan acquires Serica

(NYSE: AGN) has acquired Serica Technologies Inc., a Medford, Mass.-based developer of a silk-based biomaterial platform for connective tissue repair. No financial terms were disclosed. Serica had raised about $14.5 million in VC funding, from Prism VentureWorks, Morningside Technology Ventures and Ivy Capital Partners.

BioMarin buys drug company LEAD

(Nasdaq: BMRN) has agreed to acquire LEAD Therapeutics Inc., a San Bruno, Calif.-based drug company whose lead product is for patients with rare, genetically defined cancers. The deal could be worth upwards of $97 million, including an $18 million up-front payment. LEAD previously raised about $22 million in VC funding from ProQuest Investments, Pappas Ventures and Mustang Ventures.