ETF Spotlight on ProShares UltraShort 20+ Year Treasury (NYSEArca: TBT), part of an ongoing series.
Assets: $6.1 billion
Objective: The ProShares UltraShort 20+ Year Treasury fund tries to reflect the daily performance that corresponds with twice (200%) the inverse (opposite) of the Barclays Capital U.S. 20+ Year Treasury Bond Index.