ÖkoDAX aims at it from the value development of ten most liquid enterprises from the Prime IG Renewable Energy Index1 which represents the industrial area of the renewable energy to explain. Therefore ÖkoDAX shows a choice index of the German stock exchange.

The enterprises are selected from the industrial group of the renewable energy after the highest market capitalisation and same-weights in the index portfolio taken up. Should an enterprise not fulfil the necessary conditions for remaining in ÖkoDAX any more, a successor with the afterwards following biggest market capitalisation with the weight of the leaving index konstituients is taken up in the ÖkoDAX.

The concatenation and the adaptation of the composition of the index konstituients take place every three months on the third Friday of the March, June, September and December.

The base of ÖkoDAX amounts to 100 and refers to the base date 21st March, 2003. The index history for ÖkoDAX goes back up to the base date on the 21st March, 2003. ÖkoDAX is calculated as a course and Peformanceindex all 60 seconds from 9:00 o'clock to 17:45 o'clock on the basis of Xetra ® to prices.