Chain
GMAB options
Options Chain
Active GMAB contracts expiring in the next 7–45 days, strikes within ±25% of the current price.
| Expiration | Days to expiry | Contracts |
|---|---|---|
| 2026-08-21 | 22 | 8 |
| Type | Strike | Expiry | Open interest | Close |
|---|---|---|---|---|
| Call | $22.50 | 2026-08-21 | 11 | $6.34 |
| Call | $25.00 | 2026-08-21 | 20 | $4.25 |
| Call | $30.00 | 2026-08-21 | 16,406 | $1.15 |
| Call | $35.00 | 2026-08-21 | 3,037 | $0.25 |
| Put | $22.50 | 2026-08-21 | 14 | $0.45 |
| Put | $25.00 | 2026-08-21 | 1,245 | $0.65 |
| Put | $30.00 | 2026-08-21 | 1,625 | $1.90 |
| Put | $35.00 | 2026-08-21 | 37 | $7.05 |