They seek daily investment results that correspond to twice the performance of those indexes, before fees and expenses. (proshares.com)
The investment seeks to provide daily investment results (before fees and expenses) that correspond to twice (200 %) the daily performance of silver bullion as measured by the U.S. Dollar fixing price for delivery in London. (borntosell.com)
For those who are bearish on TIPS and want to obtain a short position on them, the ProShares UltraShort TIPS fund offers daily investment results that correspond to two times the inverse, or -2 x, of the daily performance of the Barclays U.S. Treasury Inflation Protected Securities TIPS Index. (investopedia.com)