Deals of the day-Mergers and acquisitions

Dec 24 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2130 GMT on Wednesday:

Nvidia NVDA.O has agreed to buy Groq, a designer of high-performance artificial intelligence accelerator chips, for $20 billion in cash, CNBC reported on Wednesday. nL4N3XU0TD

Sanofi SASY.PA will buy U.S. biotech Dynavax Technologies DVAX.O for around $2.2 billion (1.9 billion euros) in an agreed deal that will add an adult hepatitis B vaccine and a promising experimental shingles shot to its portfolio. nL1N3XU06O

Gold and copper miner SolGold SOLG.L said it had agreed to be acquired by its largest shareholder Jiangxi Copper 600362.SS in a deal valuing it at 867 million pounds ($1.17 billion). nL4N3XU0LW

Britain's Secure Trust Bank STBS.L said it would sell its consumer vehicle finance business to funds managed by European investment fund manager LCM Partners for 458.6 million pounds ($619.48 million). nL4N3XU0KT

Canada Pension Plan Investment Board and U.S. private equity firm Stonepeak will launch an offer to purchase a stake of up to 26% in Castrol's Indian unit, they said, following their deal to acquire the firm from parent BP BP.L. nL4N3XU0KL

U.S. private equity firm Warburg Pincus and India's Bharti Enterprises will together purchase a 49% stake in appliance maker Haier India, the companies said, giving them a foothold in the country's fast-growing electronic appliances market led by Samsung 005930.KS and LG LGEL.NS.nL4N3XU0FP

Pakistan International Airlines (PIA) is expected to be run by a new owner from April next year and receive fresh capital under a deal to privatise the flag carrier, the country's privatisation chief said. nL1N3XU06B

The McGowan Companies has acquired California-based program administrator Westcap Insurance Services through an asset purchase agreement. nL6N3XT0VJ

BP BP.L has agreed to sell a 65% stake in its Castrol lubricants business to U.S. investment firm Stonepeak for about $6 billion, a significant step in the oil major's $20 billion divestment plan aimed at cutting debt and boosting returns.

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South Korea's LG Energy Solution (LGES) said it is selling a factory building and assets in the U.S. state of Ohio to Honda Development and Manufacturing of America.nL1N3XU04S

Japan's Sapporo Holdings 2501.T will sell its real estate business to a consortium led by private equity firms KKR KKR.N and PAG for 477 billion yen ($3.06 billion), Sapporo said in a release.nL1N3XU02F

A South Korean court rejected a request by two major shareholders of Korea Zinc 010130.KS - MBK Partners and YoungPoong 000670.KS - to block the zinc refiner's plan to issue new shares to help fund a $7.4 billion U.S. smelter.

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Malaysian state-owned energy firm Petroliam Nasional IPO-PETO.KL said on Wednesday it would supply Chinese offshore oil and gas company CNOOC 600938.SS with 1 million metric tons per annum of liquefied natural gas (LNG).nL4N3XU025

Monash IVF Group MVF.AX said that a takeover proposal from a consortium valuing the Australian fertility services provider at A$311.7 million ($208.84 million) has been withdrawn, sending its shares to over a one-month low. nL4N3XU008

($1 = 0.8477 euros)