I want to use yfinace to build a historical stock database to test some strategies. No i came across a problem with some historical data while using the api. It mainly happens for stocks which are not traded not a US market. For example if I get the historical data for 'BOE.L' using: boel = yf.Ticker("BOE.L") boelHist = boel.history(period='max') The earliest Close price returned is for 2001-06-11, which is: 2.191053e-06 While, on the yahoo website, this value is: 2,347.00 (for this date) Does anyone know what is going on here? Continue reading...