The ProShares Short Financials (Ticker: SEF) seeks daily investment results, before fees and expenses, that correspond the INVERSE (opposite) of the daily performance of the Dow Jones U.S. Financials Index. The index measures the performance of the financial services segment of the U.S. equity market, including real estate and general finance. The index is a subset of the Dow Jones U.S. Total Market Index and is capitalization weighted. Component companies are adjusted for available float and must meet objective criteria for inclusion in the index.