Hidroelectrica (H2O.RO), the largest electricity producer in Romania, ended the first half of 2024 with net profit of RON2.69 billion, compared with RON4 billion in the year-earlier period, while revenues dropped 26% on the year to RON5.15 billion, amid a 22% decline in the energy output, as per the company's half-yearly financial report published at the Bucharest Stock Exchange on August 13.