Deals of the day-Mergers and acquisitions

March 3 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2100 GMT on Tuesday:

Nvidia-backed NVDA.O Ayar Labs, which develops chips that transmit data using light, said it has raised $500 million in a series E round at a valuation of $3.75 billion.

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The acquisition of Webster Financial by Santander could be stalled by president Trump's decision to suspend trade with Spain, Wells Fargo bank analyst Mike Mayo said in a note to clients.

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Banijay Group BNJ.AS and All3Media, owned by investment firm RedBird IMI, have agreed to merge their entertainment production businesses to create one of Europe's largest multimedia production groups, the companies said.

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Sequoia Capital-backed Grow Therapy has raised $150 million in fresh funding, valuing the mental health startup at $3 billion, it said.

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Spain's Criteria has bought a 2.5% stake in energy firm Naturgy NTGY.MC for 611 million euros, lifting its holding to 28.5%, the Spanish holding company said.

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Italy's Banco BPM BAMI.MI unveiled the slate of candidates that its outgoing board will propose for the April board renewal, including the current chief executive and chairman, both expected to secure another three‑year mandate.

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The UK's development finance vehicle British International Investment is preparing to take a controlling stake in Zambian food producer Zambeef in its push to back companies that help strengthen food supply in the region, its Africa head Chris Chijiutomi told Reuters.

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CRC Group completed its acquisition of Euclid Transactional, the wholesale and specialty insurance distributor said.

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Ziff Davis said it will sell its Connectivity division — the unit behind brands such as Ookla, Speedtest and Downdetector — to Accenture for $1.2 billion in cash.

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Norway's sovereign wealth fund has agreed to buy a 33.3% stake in a portfolio of operating renewable energy assets in North America.

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British investor Rosebank Industries said it would buy two U.S.-based industrial businesses, MW Components and CPM, in a deal worth $3.05 billion.

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British aerospace supplier Senior Plc said it had received a takeover proposal from U.S.-based investment firm Tinicum and Blackstone , adding to a flurry of approaches in recent months by potential suitors.

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French oil major TotalEnergies TTEF.PA has sold a 50% stake in 11 battery projects under construction in Germany to Allianz Global Investors ALVG.DE, the companies said, as interest grows in Germany's fast-growing renewables market. nL6N3ZR0M2

BlackRock BLK.N sold its remaining 11.4% stake in Spanish energy firm Naturgy NTGY.MC for 2.79 billion euros ($3.25 billion), a market filing showed. nL1N3ZQ12B

A BlackRock-backed consortium is pushing to complete its acquisition of CK Hutchison's 0001.HK global ports business without two terminals in Panama, after authorities seized the assets, Financial Times reported. nL4N3ZR0E6

U.S. private equity firm Thoma Bravo is in advanced talks to buy third-party logistics provider WWEX Group to create a shipping technology business worth as much as $12 billion, Bloomberg News reported on Monday, citing people familiar with the matter. [ nL6N3ZR03S]

Amazon AMZN.O unit Amazon Data Services is acquiring George Washington University's Virginia Science and Technology campus for $427 million, the university said on Monday, part of a rapid expansion of infrastructure to support artificial intelligence. nL1N3ZQ1DJ

Fidelis Insurance Holdings Limited has entered into a definitive agreement to repurchase all remaining common shares held by CVC Falcon Holdings, one of its founding shareholders, for an aggregate $163.4 million. nL6N3ZQ1D2