Benzinga's M&A Chatter for Wednesday December 10, 2014

The following are the M&A deals, rumors and chatter circulating on Wall Street for Wednesday December 10, 2014

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Shares of The Mosaic Company

rose Wednesday, on unconfirmed market chatter of a potential bid from BHP Billiton Limited

of $56.00 per share. Sources report Mosaic is considering the offer. A Mosaic spokesperson declined comment on the rumor. A BHP spokesperson was unavailable for comment. Mosaic shares closed Wednesday at $45.91, a gain of 1%.

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Shares of TIM Participacoes S.A. (TSU) spiked higher Wednesday, following a

report that Oi SA

, Telefonica SA

and Claro SA are planning to make an offer that would value TIM at around $15 billion, according to sources. Oi has agreed to sell its Portuguese assets to Altice SA ahead of a potential deal. Spokespersons for the parties declined comment on the report. TIM Participacoes shares closed Wednesday at $23.49, a gain of $1.27.

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Tyco International plc

announced Wednesday that it has agreed to acquire maker gas and flame detection gear, Industrial Safety Technologies, from Battery Ventures, for $329.5 million in cash. The transaction is expected to close in Tyco's FY Q2. Tyco closed Wednesday at $42.40, a loss of 2%.