Operating revenue was 1.6% higher at an annual comparison basis, standing at 39 million marka in the first three months of the year, Elektrokrajina said in a bourse filing.
Operating costs went down 1.8% on the year to 38.6 million marka in the first quarter of 2024.
Elektrokrajina's shares last traded on the BLSE on Friday, when they closed 2.44% higher at 0.126 marka.
Elektrokrajina is a unit of Elektroprivreda Republike Srpske (ERS), the power utility company of Bosnia's Serb Republic entity.
The Serb Republic is one of two autonomous entities that form Bosnia and Herzegovina. The other one is the Serb Republic.
(1 euro = 1.956 marka)