The forward indices follow the same rules, weights and calculation methodology as the S&P GSCI Energy Index, with the exception that the Designated Contract Expirations are advanced by one month.
Top 10 Constituents by Index WeightExport
*Based on GICS sectors
The weightings for each sector of the index are rounded to the nearest tenth of a percent, therefore, the aggregate weights for the index may not equal to 100%.
*Based on GICS Sectors