Benzinga's Weekend M&A Chatter

The following are the M&A deals, rumors and chatter circulating on Wall Street for Friday December 4 through Sunday December 6, 2015:

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Shares of Relypsa, Inc.

surged higher Friday, on a report from

that Merck & Co

was preparing to submit an offer for the Redwood City, CA biotech company. No price was mentioned. A source familiar with the situation, told Benzinga that three to four companies were evaluating Relypsa. Relypsa investor relations declined comment, while Merck did not respond to a request for comments. Relypsa rose more than 30% Friday, closing at $29.14.

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Harley Davidson shares rose Friday, on unconfirmed market chatter that the motorcycle maker was the object of leveraged buyout interest.

reported the company responded to the chatter, saying it "periodically been the subject of marketplace speculation" and it was the company's policy not to comment on rumors. Harley Davidson rose 1.4% Friday, closing at $47.66.

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Global-Tech Advanced Innovations Inc.

announced Friday, that it has entered into an agreement and plan of merger with Timely Star Limited and Timely Merit Limited for $8.85 per share in cash. The buyer group includes company President and CEO John C.K. Sham. The deal expected to close during Q1 of 2016. Global-Tech Advanced Innovations closed at $6.16 Friday, up 1%.