Implied volatility surface
How do tenor and moneyness jointly affect IV?
Download CSV
Sample JSON
Specification JSON
Sample as of
0700.HK Tencent Holdings | Hang Seng Index | 2025-10-16 – 2026-10-16 | HKD
- Highest item: Medium-dated at-the-money
- 39.15 %
- Lowest item: Short-dated out-of-the-money
- 26.33 %
- Average
- 34.15 %
- Number of items
- 4 items
Main chart: implied volatility (%), by DTE and strike price / spot price
Implied volatility (%) (Heatmap)
Secondary chart: valid quote count and interpolation flag
Valid quote count and interpolation flag (Bar)
Detail: data rows, observation dates and missing-value status for the implied volatility surface
Implied volatility (%) and Valid quote count and interpolation flag (Table)
Sample data rows
| DTE and strike price / spot price | Implied volatility (%) | Valid quote count and interpolation flag | Data date (sample) |
|---|---|---|---|
| Short-dated out-of-the-money | 26.33 | 683.38 | 2026-10-16 |
| Short-dated at-the-money | 35.72 | 534.06 | 2026-10-16 |
| Medium-dated at-the-money | 39.15 | 539.05 | 2026-10-16 |
| Long-dated out-of-the-money | 35.41 | 451.79 | 2026-10-16 |