May 12 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 0930 GMT on Tuesday:

** Lufthansa Group <LHAG.DE> will exercise an option to lift its stake in Italy's ITA Airways to 90%, tightening its grip on the Rome-based carrier as industry consolidation accelerates in Europe.

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** Swedish private equity group EQT AB <EQTAB.ST> made a sweetened and final 9.4 billion pound ($12.7 billion) takeover proposal for Intertek <ITRK.L> on Tuesday, after three of its earlier bids were rejected by the British product testing company.

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** Britain's Picton Property Income <PCTN.L> said on Tuesday it has agreed to a 403-million-pound ($546.4 million) all‑share takeover offer from a consortium comprising LondonMetric Property <LMPL.L> and Schroder REIT <SREI.L>.

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** Dubai Holding, owned by Dubai's ruler, has become Emaar Properties' EMAR.DU top shareholder after completing the purchase of a 22.27% stake from the emirate's main sovereign wealth fund, the companies announced late on Monday.