Deals of the day-Mergers and acquisitions

(Adds: Merck, Everbridge, Novo Holdings; Updates: Stellantis)

Feb 5 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1430 GMT on Monday:

** Merck said it would buy Elanco Animal Health's aqua business for $1.3 billion in cash, strengthening its portfolio of aquatic pet health products.

** Everbridge said it would be bought by U.S. private equity firm Thoma Bravo in an all-cash transaction that valued the software company at about $1.5 billion.

** Novo Holdings, parent of Novo Nordisk, will buy contract drugmaker Catalent for $11.5 billion in cash to help meet the strong demand for its popular weight-loss drug Wegovy, the companies said.

** Stellantis Chairman John Elkann denied the carmaker was hatching merger plans, responding to press speculation about a possible French-led tie-up with rival Renault.

** Steelmaker Acerinox has agreed to buy U.S. alloys manufacturer Haynes International for $798 million, the Spanish company said.

** Chinese conglomerate Fosun International is exploring the sale of a minority stake in its luxury resort chain Club Med, targeting a valuation of $800 million for the whole business, according to two people with knowledge of the matter.

** South Africa's MultiChoice Group said it will not continue talks with Vivendi's Canal Plus after the board concluded that its offer significantly undervalues the company.

** Australia's Lynas Rare Earths said confidential talks have ended with U.S.-based MP Materials for a possible merger that industry sources said would have been difficult for the sides to agree on a value.

** Keppel Infrastructure Trust (KIT) said that it will acquire an around 98.6% stake in Ventura Motors, the largest bus service business in Victoria, Australia, for an enterprise value of A$600 million ($390 million).

** Australian gold miner Red 5 will takeover rival Silver Lake Resources to build a mid tier gold company valued at $1.5 billion, the two companies said in a joint statement.

** Australia's Metcash said it entered deals to acquire three separate businesses, including private-equity firm Quadrant-owned Superior Food, for a total enterprise value of A$558.5 million ($363.47 million).

** Zee Entertainment can ask an Indian tribunal to enforce a $10 billion merger with Sony's Indian unit after a Singapore arbitration centre rejected an emergency petition by the Japanese company for a stay of proceedings, Zee said on Sunday. (Compiled by Rajarshi Roy and Pratyush Thakur in Bengaluru)