Chain
GRBK options
Options Chain
Active GRBK contracts expiring in the next 7–45 days, strikes within ±25% of the current price.
| Expiration | Days to expiry | Contracts |
|---|---|---|
| 2026-08-21 | 22 | 14 |
| Type | Strike | Expiry | Open interest | Close |
|---|---|---|---|---|
| Call | $55.00 | 2026-08-21 | 14 | $14.60 |
| Call | $60.00 | 2026-08-21 | 31 | $13.20 |
| Call | $65.00 | 2026-08-21 | 8 | $7.35 |
| Call | $70.00 | 2026-08-21 | 37 | $4.50 |
| Call | $75.00 | 2026-08-21 | 65 | $2.30 |
| Call | $80.00 | 2026-08-21 | 84 | $1.00 |
| Call | $85.00 | 2026-08-21 | 48 | $0.82 |
| Put | $55.00 | 2026-08-21 | 44 | $0.48 |
| Put | $60.00 | 2026-08-21 | 91 | $0.55 |
| Put | $65.00 | 2026-08-21 | 143 | $1.02 |
| Put | $70.00 | 2026-08-21 | 124 | $1.90 |
| Put | $75.00 | 2026-08-21 | 35 | $4.16 |
| Put | $80.00 | 2026-08-21 | 7 | $8.30 |
| Put | $85.00 | 2026-08-21 | 2 | $14.00 |