Benzinga's M&A Chatter for Thursday May 30, 2013

The following are the M&A deals, rumors and chatter circulating on Wall Street for Thursday May 30, 2013:

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DISH Network Corporation

announced Wednesday that DISH Acquisition Holding Corporation has commenced a tender offer to purchase all outstanding shares of Class A Common Stock of Clearwire Corporation

for $4.40 per share. Sprint

had offered $3.40 per share for Clearwire on May 21. Shareholder Crest Financial urged the wireless company on Thursday to recommend against Sprint Nextel Corp's buyout offer after Dish Network Corp made a counter bid. The tender offer is scheduled to expire on June 28, 2013 at 12:00 Midnight ET, unless extended or terminated in accordance with the terms and conditions of the offer. A Sprint spokesperson was not available for comment on the Dish offer. Clearwire closed at $4.50 Thursday, a gain of 29% on 10 times average volume.

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Nuance Communications

announced Thursday it has signed an agreement to acquire Tweddle Connect for $80 million in cash. The transaction is expected to close in Q3 2013. Tweddle Connect is an application and content service delivery platform for in-car infotainment systems. Nuance Communications closed at $19.59 Thursday, a gain of 1% on lower than average volume.

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MasTec

announced Thursday that it has acquired Big Country Energy Services for approximately $103 million in cash, the assumption of approximately $24 million in debt, plus a 5-year contingent earn-out. MasTec will provide additional details during its Q2 2013 earnings call on August 2. MasTec closed at $31.79 Thursday, a gain of 2.5% on average volume.