The State Street SPDR S&P North American Natural Resources ETF (NANR) aims to replicate the total return performance of the S&P BMI North American Natural Resources Index, before accounting for fees and expenses. This ETF provides investors with access to large and mid-capitalization publicly traded companies within the energy, metals & mining, and agriculture industries located in the United States and Canada. Each quarter, during its index rebalancing, the portfolio's allocation to these sectors is set, specifically maintaining 45% in energy companies, 35% in metals and mining firms, and 20% in the agriculture sector.