Deals of the day-Mergers and acquisitions

(Adds Monte dei Paschi di Siena, Frontier Pharma, Marks & Spencer; updates Staples)

Jan 11 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2100 GMT on Monday:

** Monte dei Paschi di Siena BMPS.MI said it would grant access to confidential data to potential merger partners selected by its advisers, as Italy presses ahead with plans to cut its stake in the state-owned bank. Britain's Frontier Pharma and the Baystone investment group have acquired Serbian pharmaceuticals company Zdravlje Leskovac, its owner's Serbia-based business said in a statement. British retailer Marks & Spencer MKS.L has purchased the Jaeger brand from its administrators as part of a strategy to bolster its clothing division with new names, it said. Global Infrastructure Partners, an investment fund that used to own London's Gatwick Airport, has struck a $4.63 billion deal to buy Bill Gates-backed private jet services firm Signature Aviation SIGSI.L , trumping rival suitors private equity giants Blackstone (NYSE: BX ) and Carlyle. Office supplies retailer Staples offered to buy Office Depot owner ODP Corp ODP.O for $2.1 billion in cash, the retail giant's third attempt to take over its smaller rival. Intercontinental Exchange Inc ICE (NYSE: ICE ).N -owned Bakkt said it has agreed to go public through a merger with blank-check firm VPC Impact Acquisition Holdings VIH.O , giving the cryptocurrency platform an enterprise value of $2.1 billion. NCR Corp NCR.N offered to buy Cardtronics Plc CATM.O for about $1.73 billion in cash, threatening to derail the ATM operator's acquisition by private equity firm Apollo Global APO.N and investment firm Hudson Executive Capital. French drugmaker Sanofi SASY.PA has agreed to buy British immunotherapy firm Kymab for up to $1.45 billion, the latest in a string of deals as it belatedly expands in a fast-growing medical area. Private equity firm KKR & Co KKR.N will buy a majority stake in Grammy award winning songwriter and producer Ryan Tedder and American pop rock band OneRepublic's music catalog that includes hits such as "Counting Stars" and "Apologize". Bluebird bio Inc BLUE.O plans to spin off its cancer drugs unit into a new, publicly-traded company later this year to focus on rare genetic diseases, the company said.

** French oil group Total TOTF.PA said it had acquired Fonroche Biogaz, a leading producer of renewable gas in France with nearly 500 gigawatt-hours of installed capacity. Switzerland-based engineering company Sulzer SUN.S said it signed a binding agreement to buy Swedish water purification firm Nordic Water for 128 million Swiss francs ($144 million) to expand its water-treatment business. India's Future Group expects swift regulatory approval of its $3.4 billion deal to sell its retail assets, its chief executive said, even as its warring business partner Amazon.com Inc AMZN.O intensifies efforts to block the deal. Vodafone VOD.L said it would put its 50% stake in Cornerstone, its UK towers joint venture with Telefonica TEF.MC , into its new European infrastructure unit Vantage Towers after reaching a new commercial agreement with the Spanish company. Deutsche Telekom DTEGn.DE is preparing a sale of its Dutch subsidiary T-Mobile Netherlands, Dutch financial daily Financieele Dagblad said.