SSO – ProShares Ultra S&P500

ProShares Ultra S&P500 (SSO) is a Trading--Leveraged Equity ETF, issued by ProShares, $8.5B in assets, 0.93% expense ratio.

Returns as of Oct 23, 2026: 1 week -1.1%, 1 year +22.6%.

Aims for daily returns consistent with S&P 500, a measure of large-cap U.S. stock market performance.

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