OMX uses a common classification of indexes for the Nordic and Baltic markets. The OMX Baltic index family includes all share, tradable, benchmark and sector indices. The indexes are calculated in euros and gross (GI) indices.

All indexes are chain-linked, meaning that they are calculated based on the price level of the previous trading day. All OMX Baltic indexes have base values of 100 and the base date is 31.12.1999. The base date of the OMX Tallinn index is 03.06.1996. The composition of the tradable and benchmark indexes is revised twice a year based on the trading activity of the shares. 

Historical time series of indexes are available on the website of NASDAQ OMX Tallinn.

For more information on OMX Baltic indexes please visit the website of NASDAQ OMX Tallinn