HARMONY GOLD MINING CO LTD (HMY) Implied Volatility
HARMONY GOLD MINING CO LTD (HMY) options trade at a 30-day at-the-money implied volatility of 56.7%, an IV rank of 35 out of 100 over the past year. This page breaks down HMY'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 9, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Implied Volatility & Expected Move
HMY 30-day at-the-money implied volatility, past year.
| ATM IV — front expiration | 56.7% |
| ATM IV — 2 month | 42.4% |
| ATM IV — 3 month | 41.1% |
| IV rank (1 year) | 35 / 100 |
| IV percentile (1 year) | 12% |
| Expected move (front expiration) | ±$1.33 (±7.9%) |
| Historical volatility — 10 day | 33.7% |
| Historical volatility — 21 day | 48.4% |
| Historical volatility — 30 day | 58.5% |
| Historical volatility — 60 day | 55.8% |
| IV / HV ratio | 0.97 |
| Term slope (front − 3M) | +15.6 pts |
| 25Δ skew (front) | +9.2 pts |
An IV rank of 35 places current implied volatility in the lower part of its 52-week range. An IV/HV ratio of 0.97 means implied volatility is roughly in line with recent realized volatility. The term structure is in backwardation — front-month IV exceeds 3-month IV, a pattern often seen around near-term events.
HMY IV Rank History
HMY IV rank (0–100), past year.
IV rank has fallen from 55 in Feb '26 to 35 today. An IV percentile of 12% means implied volatility was lower than today on 12% of trading days in the past year.
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HMY Options FAQ
What is the implied volatility of HMY options?
HMY options trade at a 30-day at-the-money implied volatility of 56.7% as of Oct 9, 2026. That is an IV rank of 35 out of 100, meaning implied volatility is subdued relative to its own 52-week range.
Is HMY implied volatility high or low right now?
By its own 52-week standards, HMY implied volatility is currently low: IV rank is 35 out of 100 as of Oct 9, 2026. Compared with realized movement, the IV/HV ratio of 0.97 shows options pricing less movement than the stock has recently delivered.
What move do HMY options imply before the next expiration?
Front-expiration HMY options imply a one-standard-deviation move of ±$1.33 (±7.9%) as of Oct 9, 2026, derived from at-the-money option prices.
What is the difference between HMY's IV rank and IV percentile?
IV rank (currently 35) measures where today's implied volatility sits between its 52-week low and high. IV percentile (currently 12%) 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.