The MSM 30 Index is a major stock market index which tracks the performance of 30 most profitable companies traded in the Muscat Securities Market. It is a capitalization-weighted index. The MSM 30 Index has a base value of OMR1000 as of June 1, 1990. This page provides - Oman Stock Market (MSM 30) - actual values, historical data, forecast, chart, statistics, economic calendar and news. Oman Stock Market (MSM 30) - actual data, historical chart and calendar of releases - was last updated on May of 2018.