The OMX Stockholm 30 Index is a major stock market index which tracks the performance of 30 stocks that have the largest volume of the trading on the Stockholm Stock Exchange. It is a free float, capitalization weighted index. The OMX 30 index has a base value of 125 as of September 30, 1986. The index has been split by 4 on April 27, 1998. This page provides - Sweden Stock Market (OMX 30) - actual values, historical data, forecast, chart, statistics, economic calendar and news. Sweden Stock Market (OMX 30) - actual data, historical chart and calendar of releases - was last updated on June of 2018.