April 27 (SeeNews) - Croatian hotel owner and manager Arena Hospitality [ZSE:ARNT] said on Thursday its EBITDA loss widened to 5.5 million euro ($6.1 million) in the first quarter of 2023, from 4.4 million euro in the same period of 2022 mainly due to lower profitability, which is under pressure of inflation, mostly in utilities expenses.