Belgrade Stock Exchange (BELEX) API
Live Serbian equity data from the Belgrade Stock Exchange (BELEX): real-time quotes for any listed stock by ticker (price, % change, intraday OHLC, volume, market cap in Serbian dinar RSD), a ranking screener for gainers, losers, most-active and top market-cap local primary listings, and the BELEX index family (BELEX 15 and BELEXline). Foreign depositary receipts are filtered out so you get only genuine Serbian companies such as Aerodrom Nikola Tesla, Messer Tehnogas, Dunav Osiguranje and Fintel Energija.
api.oanor.com/serbia-stock-api