Ribbon Communications Inc. (RBBN)

Last Closing Price: 2.81 (2026-01-16)

Implied Volatility (Puts) (180-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.

Ribbon Communications Inc. (RBBN) had 180-Day Implied Volatility (Puts) of 0.7328 for 2026-01-16.