The Invesco S&P SmallCap 600 GARP ETF (GRPZ) is designed to mirror the performance of the S&P SmallCap 600 GARP Index. To achieve this, the Fund allocates at least 90% of its total assets to the equities included in this benchmark index. The underlying index itself typically holds around 90 companies drawn from the wider S&P SmallCap 600, specifically those identified as having strong combined scores for both quality and value, based on its proprietary selection rules.