(Updates Gilead)
March 2 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Monday:
** U.S. utility Evergy Inc EVRG.N said it would appoint two independent directors and explore options, including a merger, as part of an agreement with activist investor Elliott Management Corp. Vistara, a joint venture between India's Tata Group and Singapore Airlines SIAL.SI , is considering a bid for the government's stake in state-run carrier Air India, Vistara's chairman said, according to local media reports. Gilead Sciences Inc GILD.O said it would buy Forty Seven Inc FTSV.O for $4.9 billion in cash, adding an experimental treatment that targets blood cancer to its portfolio of oncology drugs. Brazil's Hypera Pharma HYPE3.SA said it has signed a contract to buy a portfolio of 18 pharmaceutical products from Japan's Takeda 4502.T for $825 million. Poland's biggest refiner, PKN Orlen PKN.WA , said that the European Commission had restarted the authorisation procedure concerning its potential takeover of Lotos LTSP.WA . WillScot Corp WSC.O , the largest U.S. supplier of mobile office trailers, will combine in an all-share deal with Mobile Mini Inc MINI.O , the biggest U.S. provider of portable storage solutions, the companies said. Brazil energy company Aes Tiete TIET11.SA said that it had received a merger proposal from energy company Eneva ENEV3.SA , which is willing to pay a 13.3% premium to buy out Aes Tiete shareholders. AJN Resources AJN.CD has scrapped a plan to purchase a 10% stake in Congo's biggest gold mine from state-owned gold firm SOKIMO, buckling to pressure from Barrick, the operator and 45% stakeholder of the Kibali mine, which opposed the deal. Online food delivery company Just Eat Takeaway TKWY.AS said it had started arbitration proceedings against a move by rival Delivery Hero DHER.DE to increase its stake in the company because it said it broke a standstill undertaking. South Korean budget carrier Jeju Air Co Ltd 089590.KS said it would acquire a 51% stake in competitor Eastar Jet for 54.5 billion won ($45.49 million), a lower price than previously announced. Caltex Australia Ltd CTX.AX said that the A$3.9 billion-plus ($2.61 billion) proposal from Britain's EG Group undervalued the company but that it was open to more talks for a potential transaction. Intesa Sanpaolo ISP.MI said on Friday it had hired JP Morgan, Morgan Stanley (NYSE:MS), UBS and local broker Equita SIM to complete a team of advisers led by Mediobanca supporting Italy's biggest retail bank in its takeover offer of rival UBI Banca UBI.MI .