Euronext Lisbon (PSI 20) API
Live Portuguese equity data from Euronext Lisbon: real-time quotes for any listed stock by ticker (price, % change, intraday OHLC, volume, market cap in EUR), a ranking screener for gainers, losers, most-active and top market-cap local primary listings, and the Lisbon index family (PSI 20 and PSI All-Share). Foreign depositary receipts are filtered out so you get only genuine Portuguese companies such as EDP, EDP Renewables, Galp Energia, Banco Comercial Portugues and Jeronimo Martins.
api.oanor.com/portugal-stock-api