ProShares Ultra S&P500 (SSO) seeks to deliver twice (2x) the daily performance of the S&P 500 Index, which measures the stock performance of 500 large-cap U.S. companies across all sectors. This leveraged equity ETF uses derivatives to amplify exposure to America's largest publicly traded corporations.
How It Works
SSO employs derivatives including swaps, futures contracts, and other financial instruments to achieve 200% daily exposure to S&P 500 movements. The fund rebalances daily to maintain its 2x leverage target, meaning it resets its exposure each trading day. ProShares actively manages the derivative positions to track twice the index's daily returns. Holdings consist primarily of cash collateral and derivative contracts rather than actual stocks.
Key Features
- Provides 2x leveraged exposure to S&P 500 without requiring margin accounts or complex derivative trading knowledge
- Daily rebalancing maintains consistent 2x leverage target, automatically adjusting exposure as market values change
- Established in 2008 with long track record among leveraged ETFs, offering liquidity for tactical trading strategies
Risks
- Daily rebalancing causes compounding decay over time—if S&P 500 drops 10% then rises 10%, SSO does not return to break-even due to mathematical effects of percentage changes
- Volatility drag erodes returns during choppy markets even when underlying index ends flat, making this unsuitable for buy-and-hold periods exceeding days or weeks
- Amplifies S&P 500 downturns by 2x, potentially declining 60-80% during severe bear markets compared to 30-40% for unleveraged index funds
Who Should Own This
Designed for sophisticated traders with high risk tolerance and holding periods measured in days or weeks, not months or years. Requires active monitoring and tactical allocation of 1-5% of portfolio maximum. Best suited for experienced investors seeking short-term amplified exposure to S&P 500 momentum or hedging strategies.