Implied Volatility
The 30-day options-implied volatility of CSTL / Castle Biosciences, Inc. is 54.04.
54.04%
| Date | IV30 | IV90 | HV20 |
|---|---|---|---|
| 2025-09-05 | 0.54 | 0.40 | |
| 2025-09-04 | 0.55 | 0.42 | |
| 2025-09-03 | 0.57 | 1.04 | |
| 2025-09-02 | 0.49 | 1.05 | |
| 2025-08-29 | 0.49 | 1.07 |
| Date | IV30 | IV90 | HV20 |
|---|---|---|---|
| 2025-08-28 | 0.47 | 1.10 | |
| 2025-08-27 | 0.52 | 1.10 | |
| 2025-08-26 | 0.48 | 1.10 | |
| 2025-08-25 | 0.49 | 1.09 | |
| 2025-08-22 | 0.44 | 1.09 |
| Date | IV30 | IV90 | HV20 |
|---|---|---|---|
| 2025-08-21 | 0.29 | 1.10 | |
| 2025-08-20 | 0.49 | 1.10 | |
| 2025-08-19 | 0.44 | 1.10 | |
| 2025-08-18 | 0.49 | 1.09 | |
| 2025-08-15 | 0.51 | 1.11 |
Volatility Smile
A volatility smile is a common graph shape that results from plotting the strike price and implied volatility of a group of options with the same underlying asset and expiration date.
