(Adds Vivendi, Fanatics, Cielo SA, Advent International Corp;...

(Adds Vivendi, Fanatics, Cielo SA, Advent International Corp; Updates DuPont, Macquarie)

Feb 18 (Reuters) - The following bids, mergers, acquisitions and disposa ls were reported by 1450 GMT on Friday:

** French media company Vivendi VIV.PA , in which billionaire Vincent Bollore has the biggest individual stake, is considering raising its cash offer for Paris Match magazine owner Lagardere LAGA.PA , as Vivendi progresses towards a Lagardere takeover.

** U.S. sports merchandise retailer Fanatics said it had acquired 118-year-old Mitchell & Ness, known for its jersey replicas and streetwear, along with American rapper Jay-Z and other celebrities.

** DuPont DD.N said it would sell most of its mobility and materials business for $11 billion to Celanese Corp CE.N , as the industrial materials maker continues to tweak its portfolio to focus on high-margin operations.

** Australian financial conglomerate Macquarie (MQG) is looking to buy a controlling stake in the gas transmission business of Britain's National Grid NG.L , Bloomberg News reported.

** Brazilian payment processor Cielo SA CIEL3.SA said it has agreed to sell its stake in U.S. firm Merchant e-Solutions Inc to a unit of Integrum Holdings LP for up to $290 million, as it aims to focus on its core business in Brazil.

** Private equity firm Advent International Corp has acquired a 25% stake in Brazilian construction materials manufacturer Tigre Group for 1.35 billion reais ($262 million), both companies said, eyeing an expected infrastructure boom in the U.S. and Brazil.

** Kuwait-based National Aviation Services has bought a 13.2% stake in John Menzies MNZS.L for 73.4 million pounds ($100 million), bolstering shares of the British airport services group as investors bet on a sweetened takeover offer.

** Warren Buffett said Berkshire Hathaway Inc's BRKa.N recent investment in Activision Blizzard Inc ATVI.O has been "no bonanza" for Berkshire, and was made without knowing the video-game maker would receive a takeover offer from Microsoft Corp MSFT.O .

** U.S. cybersecurity firm NortonLifeLock Inc NLOK.O delayed the expected completion date for its buyout of London-listed rival Avast Plc AVST.L to April 4, saying it was awaiting regulatory nods in the United Kingdom and Spain.

** Brazilian energy company Energisa Transmissao de Energia SA ENGI11.SA said it has agreed to acquire power transmission company Gemini Energy SA in a deal worth around 822 million reais ($158.94 million).

** Brazilian meatpacker JBS SA JBSS3.SA said it withdrew a proposal to acquire the remaining shares of its U.S.-based subsidiary Pilgrim's Pride PPC.O .