Benzinga's M&A Chatter for Tuesday May 5, 2015

The following are the M&A deals, rumors and chatter circulating on Wall Street for Tuesday May 5, 2015:

:

TASER International

announced Tuesday, it has agreed to acquire MediaSolv Solutions Corp., for $8 million cash at close, plus up to $5 million of earn-outs for shareholders and employees, employee retention and relocation payments. MediaSolv provides interview room video, CCTV, in-car and on premises digital evidence management. Taser shares rose more than 2.5% Tuesday, closing at $34.60.

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PTC

today announced it has signed a definitive agreement to acquire ColdLight, a visionary in big data machine learning and predictive analytics, for approximately $105 million. The acquisition of ColdLight's Neuron automated predictive analytics platform will enrich PTC's technology portfolio and extend PTC's position as a leader in the Internet of Things market. PTC shares lost 1% Tuesday, closing at $38.21.

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Shares of Salesforce.com

spiked higher Tuesday, before being halted on a circuit-breaker, as

reported that Microsoft

was evaluating a bid for the company led by CEO March Benioff. Another potential buyer had reportedly approached Salesforce prior to Microsoft. Sources say Salesforce is working with two investment banks to handle offers. Microsoft is said not to currently be in talks with Salesforce and a deal is not imminent. Several companies, including IBM

and Oracle

, have been mentioned as potential buyers in recent weeks. Spokesperson for Salesforce and Microsoft declined comment on the rumor. Salesforce shares rose 1.61% Tuesday, closing at $72.75. Salesforce shares had traded as high as $76.18 prior to the halt.

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Pitney Bowes Inc.

announced Tuesday, that it has signed a definitive agreement to acquire global ecommerce solutions company, Borderfree

, for $14.00 per share in cash or approximately $395 million, net of expected cash and investments on Borderfree's balance sheet at the time of closing. The deal is expected to close in Q2 of 2015. BorderFree shares rose more almost 5% during regular market hours on Tuesday and rose 102% after-hours.