The SPDR® S&P® Oil & Gas Equipment & Services ETF seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of the S&P® Oil & Gas Equipment & Services Select Industry® Index
The S&P Oil & Gas Equipment & Services Select Industry® Index represents the oil and gas equipment and services sub-industry portion of the S&P Total Markets IndexTM. The S&P TMI tracks all the U.S. common stocks listed on the NYSE, AMEX, NASDAQ® National Market and NASDAQ Small Cap exchanges. The Oil & Gas Equipment Index is a modified equal weight index.