Options Chain for COLUMBIA BKG SYS INC COM (COLB) - $24.07 as of 10/17/2025 3:04:40 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.50 | 10.80 | 13.90 | 12.35 | % | 0.99 | 0 | 0 | 2.90 | 1.00 | 0.00 | 0.00 | 10/17/2025 1:59:02 PM EST | |||
| 15.00 | 8.30 | 10.90 | 9.60 | 8.20 | 0.00 | 0.00% | 0.64 | 0 | 2 | 2.01 | 1.00 | 0.00 | 0.00 | 6/23/2025 | 10/17/2025 1:59:02 PM EST |
| 17.50 | 5.90 | 9.00 | 7.45 | 5.71 | 0.00 | 0.00% | 0.43 | 0 | 0 | 1.86 | 1.00 | 0.00 | 0.00 | 6/17/2025 | 10/17/2025 1:59:02 PM EST |
| 20.00 | 3.50 | 6.60 | 5.05 | 5.70 | 0.00 | 0.00% | 0.25 | 0 | 3 | 1.46 | 0.96 | 0.03 | -0.01 | 10/16/2025 | 10/17/2025 1:59:02 PM EST |
| 22.50 | 1.25 | 4.20 | 2.73 | 3.00 | 0.00 | 0.00% | 0.12 | 0 | 48 | 1.07 | 0.78 | 0.10 | -0.01 | 10/13/2025 | 10/17/2025 1:59:02 PM EST |
| 25.00 | 0.70 | 1.10 | 0.90 | 0.96 | +0.21 | +28.00% | 0.04 | 21 | 472 | 0.37 | 0.45 | 0.14 | -0.02 | 10/17/2025 | 10/17/2025 1:59:02 PM EST |
| 30.00 | 0.00 | 0.30 | 0.15 | 0.09 | 0.00 | 0.00% | 0.01 | 0 | 846 | 0.57 | 0.05 | 0.03 | 0.00 | 10/16/2025 | 10/17/2025 1:59:02 PM EST |
| 35.00 | 0.00 | 0.20 | 0.10 | 0.02 | 0.00 | 0.00% | 0.00 | 0 | 35 | 0.76 | 0.00 | 0.00 | 0.00 | 10/15/2025 | 10/17/2025 1:59:02 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.50 | 0.00 | 0.30 | 0.15 | 0.33 | 0.00 | 0.00% | 0.01 | 0 | 14 | 1.55 | 0.00 | 0.00 | 0.00 | 5/15/2025 | 10/17/2025 1:59:02 PM EST |
| 15.00 | 0.00 | 1.20 | 0.60 | 0.35 | 0.00 | 0.00% | 0.04 | 0 | 3 | 1.87 | 0.00 | 0.00 | 0.00 | 5/21/2025 | 10/17/2025 1:59:02 PM EST |
| 17.50 | 0.10 | 0.20 | 0.15 | 0.12 | +0.02 | +20.00% | 0.01 | 1 | 226 | 0.74 | 0.00 | 0.00 | 0.00 | 10/17/2025 | 10/17/2025 1:59:02 PM EST |
| 20.00 | 0.00 | 0.65 | 0.33 | 0.07 | 0.00 | 0.00% | 0.02 | 0 | 44 | 0.81 | -0.04 | 0.03 | -0.01 | 10/6/2025 | 10/17/2025 1:59:02 PM EST |
| 22.50 | 0.25 | 0.80 | 0.53 | 0.69 | 0.00 | 0.00% | 0.02 | 0 | 158 | 0.44 | -0.22 | 0.10 | -0.01 | 10/16/2025 | 10/17/2025 1:59:02 PM EST |
| 25.00 | 1.30 | 1.45 | 1.38 | 1.25 | -0.65 | -34.22% | 0.06 | 103 | 189 | 0.37 | -0.55 | 0.14 | -0.02 | 10/17/2025 | 10/17/2025 1:59:02 PM EST |
| 30.00 | 3.80 | 6.90 | 5.35 | 3.60 | 0.00 | 0.00% | 0.18 | 0 | 9 | 1.05 | -0.95 | 0.03 | 0.00 | 9/24/2025 | 10/17/2025 1:59:02 PM EST |
| 35.00 | 9.30 | 12.70 | 11.00 | % | 0.31 | 0 | 0 | 1.70 | -1.00 | 0.00 | 0.00 | 10/17/2025 1:59:02 PM EST |