Authorities confirmed on Wednesday that rescue crews had retrieved four bodies from the wreckage of a superyacht which sank off the coast of Sicily on Monday.

Although there are media reports that two of the bodies found belong to British technology tycoon Mike Lynch and his 18-year-old daughter Hannah, the news has not been confirmed. The death toll currently stands at five.

Lynch’s £30 million, 56-meter family yacht the Bayesian was sailing under a British flag with 22 people on board.

The luxury vessel capsized during a fierce storm on Monday morning.

Four other superyacht passengers remain missing among them Morgan Stanley executive Jonathan Bloomer and his wife Judy, and Chris and Neda Morvillo.

The 59-year-old Lynch, also referred to as ‘Britain’s Bill Gates’, was celebrating the was celebrating his legal victory in the US over the £8.3 billion sale of his company, software firm Autonomy, to Hewlett-Packard.

Meanwhile, Italian prosecutors are questioning survivors.