iShares S&P GSCI Commodity-Indexed Trust (GSG)

Last Closing Price: 33.65 (2026-08-20)

Put-Call Implied Volatility Ratio (180-Day)

Put-Call Implied Volatility Ratio: The ratio of implied volatilities of the at-the-money puts to the at-the-money calls.

iShares S&P GSCI Commodity-Indexed Trust (GSG) had 180-Day Put-Call Implied Volatility Ratio of 1.1739 for 2026-08-20.