Deals of the day-Mergers and acquisitions

March 24 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Monday:

*Abu Dhabi's TAQA TAQA.AD has approached Naturgy Energy Group's NTGY.MC largest shareholder, CriteriaCaixa, to revive an offer for a stake in the Spanish utility, Bloomberg News reported, citing people familiar with the matter. nL3N3Q71DJ

*Three Democratic senators urged the White House to seek authority from Congress to extend a deadline for China's ByteDance to sell TikTok to safeguard the popular video-sharing app from a potential ban. nL2N3Q70T3

* Italy's Banco BPM BAMI.MI has secured more than half of the capital of Anima Holding ANIM.MI in its bid for the fund manager, Reuters calculations showed, thanks to the stake tendered by a leading Anima investor. nL5N3Q71MD

*Tullow Oil TLW.L has signed an agreement with Gabon Oil Company to sell its entire working interests in Gabon for $300 million in cash, the London-listed company said, as it looks to reduce its debt burden. nL3N3Q7183

*France's national railway operator Transilien SNCF Voyageurs said it is suspending deliveries of new trains for Paris' RER system from train maker Alstom SA ALSO.PA, citing high failure rates and poor manufacturing nL2N3Q70NN

*Danish drugmaker Novo Nordisk NOVOb.CO has bought global rights to China-based United Laboratories International's 3933.HK so-called "triple-G" weight-loss drug candidate in a deal worth up to $2 billion. nL3N3Q70PY

*Arthur J Gallagher-owned Risk Placement Services has confirmed its acquisition of El Paso-based independent wholesaler Litchfield Special Risks. nL6N3Q70HB

Fibre-cement maker James Hardie Industries JHX.AX said it will buy U.S. artificial decking maker AZEK AZEK.N for $8.75 billion, sending its shares tumbling amid analysts' concerns of overpaying for exposure to a sputtering U.S. housing market. nL3N3Q70BS

Dun & Bradstreet DNB.N has agreed to be acquired by private equity firm Clearlake Capital for $4.1 billion, the data and analytics provider said on Monday, putting an end to its second stint as a public company after its stock market listing more than four years ago. nL3N3Q70TF

Australia's Gold Road Resources GOR.AX said it had rejected Gold Fields' GFIJ.J $2.1 billion buyout bid because it believed the offer materially undervalued the company and was "highly opportunistic". nL3N3Q70DI

Software firm Roper Technologies ROP.O will acquire healthcare technology company CentralReach from Insight Partners for about $1.65 billion, the company said. nL3N3Q70XB

Indian automaker Mahindra & Mahindra MAHM.NS is in talks to buy Japan's Sumitomo Corp's 8053.T entire 44% stake in heavy vehicle maker SML Isuzu SMLI.NS, CNBC Awaaz reported, citing sources. nL3N3Q70IO