KADANT INC (KAI) Implied Volatility
KADANT INC (KAI) options trade at a 30-day at-the-money implied volatility of 34.6%, an IV rank of 67 out of 100 over the past year. This page breaks down KAI'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 Aug 24, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Implied Volatility & Expected Move
KAI 30-day at-the-money implied volatility, past year.
| ATM IV — front expiration | 34.6% |
| IV rank (1 year) | 67 / 100 |
| IV percentile (1 year) | 4% |
| Expected move (front expiration) | ±$33.13 (±9.9%) |
| Historical volatility — 10 day | 69.6% |
| Historical volatility — 21 day | 140.6% |
| Historical volatility — 30 day | 187.8% |
| Historical volatility — 60 day | 187.8% |
| IV / HV ratio | 0.18 |
| 25Δ skew (front) | +4.9 pts |
An IV rank of 67 places current implied volatility in the middle of its 52-week range. With an IV/HV ratio of 0.18, options currently price in less movement than the stock has recently realized.
KAI IV Rank History
KAI IV rank (0–100), past year.
IV rank has risen from 35 in Feb '26 to 67 today. An IV percentile of 4% means implied volatility was lower than today on 4% of trading days in the past year.
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KAI Options FAQ
What is the implied volatility of KAI options?
KAI options trade at a 30-day at-the-money implied volatility of 34.6% as of Aug 24, 2026. That is an IV rank of 67 out of 100, meaning implied volatility is elevated relative to its own 52-week range.
Is KAI implied volatility high or low right now?
By its own 52-week standards, KAI implied volatility is currently moderate: IV rank is 67 out of 100 as of Aug 24, 2026. Compared with realized movement, the IV/HV ratio of 0.18 shows options pricing less movement than the stock has recently delivered.
What move do KAI options imply before the next expiration?
Front-expiration KAI options imply a one-standard-deviation move of ±$33.13 (±9.9%) as of Aug 24, 2026, derived from at-the-money option prices.
What is the difference between KAI's IV rank and IV percentile?
IV rank (currently 67) measures where today's implied volatility sits between its 52-week low and high. IV percentile (currently 4%) 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.