It is leading German stock index DAX 30, was introduced on 1st July 1988 under DAX by Frankfurt Stock Exchange. German 30 is comprised of the top 30 largest German companies based on market liquidity and capitalization. If a company want to be included in German 30, it is essential to be listed in Prime Standard, have registered office in Germany and have a seat in EU. Five largest companies based on market capitalization are Bayer (BAYN), Daimler (DAI), BASF (BAS), Allianz (ALV), and Siemens (SIE). German 30 is leading performance indicator, development and progress in DAX 30 are seen as a development of the German economy. Germany economy accounts for almost 1/3 of Eurozone economy, that’s why German 30 growth is seen as a proxy for European economic health.