Ribbon Communications Inc. (RBBN) Implied Volatility
This page breaks down RBBN's implied volatility in plain English: where it sits versus its own history, how it compares with realized movement, and what the term structure and skew are saying.
Data as of Oct 12, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Implied Volatility & Expected Move
RBBN 30-day at-the-money implied volatility, past year.
| ATM IV — 3 month | 109.0% |
| IV rank (1 year) | 50 / 100 |
| IV percentile (1 year) | 97% |
| Historical volatility — 10 day | 56.8% |
| Historical volatility — 21 day | 67.9% |
| Historical volatility — 30 day | 57.3% |
| Historical volatility — 60 day | 56.2% |
An IV rank of 50 places current implied volatility in the middle of its 52-week range.
RBBN IV Rank History
RBBN IV rank (0–100), past year.
IV rank has fallen from 73 in Feb '26 to 50 today. An IV percentile of 97% means implied volatility was lower than today on 97% of trading days in the past year.
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RBBN Options FAQ
Is RBBN implied volatility high or low right now?
By its own 52-week standards, RBBN implied volatility is currently moderate: IV rank is 50 out of 100 as of Oct 12, 2026.
What is the difference between RBBN's IV rank and IV percentile?
IV rank (currently 50) measures where today's implied volatility sits between its 52-week low and high. IV percentile (currently 97%) counts the share of trading days in the past year with lower implied volatility than today. Percentile is less distorted by one-off volatility spikes.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.