Fuel Tech, Inc. (FTEK)

Last Closing Price: 1.48 (2026-07-20)

Implied Volatility (Puts) (30-Day)

Implied Volatility (Puts): The forecasted future volatility of the security over the selected time frame, derived from the pricing of the at-the-money put options with the relevant expiration date.

Fuel Tech, Inc. (FTEK) had 30-Day Implied Volatility (Puts) of 1.3890 for 2026-07-20.