| Symbol | Strike | Price | Change $ | Bid | Ask | Volume | Open Interest |
|---|---|---|---|---|---|---|---|
| BKS130720C00020000 | 20.00 | 2.950 | +0.15 | 2.900 | 3.100 | 769 | 18,725 |
| BKS130720C00021000 | 21.00 | 2.550 | +0.35 | 2.350 | 2.450 | 45 | 4,167 |
| BKS130720C00022000 | 22.00 | 2.100 | +0.30 | 1.900 | 1.950 | 665 | 5,286 |
| BKS130720C00023000 | 23.00 | 1.600 | +0.48 | 1.400 | 1.550 | 300 | 3,721 |
| BKS130720C00024000 | 24.00 | 1.300 | +0.29 | 1.100 | 1.200 | 122 | 572 |
| Symbol | Strike | Price | Change $ | Bid | Ask | Volume | Open Interest |
|---|---|---|---|---|---|---|---|
| BKS130720P00020000 | 20.00 | 1.000 | -0.29 | 1.050 | 1.150 | 181 | 5,636 |
| BKS130720P00021000 | 21.00 | 1.400 | -0.48 | 1.450 | 1.550 | 75 | 77 |
| BKS130720P00022000 | 22.00 | 1.950 | -0.35 | 1.950 | 2.050 | 5 | 41 |
| BKS130720P00023000 | 23.00 | 2.550 | -0.45 | 2.100 | 2.650 | 6 | 572 |
| BKS130720P00024000 | 24.00 | 3.150 | -0.95 | 3.200 | 3.400 | 10 | 13 |