There's a whole boatload of oil based Exchange Traded Funds: http://etf.stock-encyclopedia.com/category/oil-price-etfs.html http://etf.stock-encyclopedia.com/c

There's a whole boatload of oil based Exchange Traded Funds: http://etf.stock-encyclopedia.com/category/oil-price-etfs.html http://etf.stock-encyclopedia.com/category/oil-price-etfs.ht... I've never done this, but I think they should be available to purchase through an online broker like Scottrade, etrade, etc.