Options Chain for COLUMBIA BKG SYS INC COM (COLB) - $30.70 as of 11/2/2026 9:45:30 AM 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 14.20 | 18.40 | 16.30 | % | 1.09 | 0 | 0 | 2.64 | 1.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 17.50 | 11.70 | 15.90 | 13.80 | % | 0.79 | 0 | 0 | 2.21 | 1.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 20.00 | 9.30 | 13.40 | 11.35 | % | 0.57 | 0 | 0 | 1.84 | 1.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 22.50 | 6.70 | 10.90 | 8.80 | % | 0.39 | 0 | 0 | 1.51 | 1.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 25.00 | 4.20 | 7.60 | 5.90 | % | 0.24 | 0 | 0 | 0.97 | 1.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 30.00 | 1.70 | 2.05 | 1.88 | 1.39 | 0.00 | 0.00% | 0.06 | 0 | 297 | 0.29 | 0.66 | 0.12 | -0.01 | 10/30/2026 | 11/2/2026 3:59:55 PM EST |
| 35.00 | 0.10 | 0.30 | 0.20 | 0.15 | % | 0.01 | 16 | 0 | 0.28 | 0.13 | 0.07 | -0.01 | 11/2/2026 | 11/2/2026 3:59:55 PM EST | |
| 40.00 | 0.00 | 2.15 | 1.08 | % | 0.03 | 0 | 0 | 1.11 | 0.01 | 0.01 | 0.00 | 11/2/2026 3:59:55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 0.00 | 2.15 | 1.08 | % | 0.07 | 0 | 0 | 2.54 | 0.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 17.50 | 0.00 | 0.95 | 0.48 | % | 0.03 | 0 | 0 | 1.55 | 0.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 20.00 | 0.00 | 0.95 | 0.48 | % | 0.02 | 0 | 0 | 1.27 | 0.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 22.50 | 0.00 | 1.75 | 0.88 | % | 0.04 | 0 | 0 | 1.32 | 0.00 | 0.00 | 0.00 | 11/2/2026 3:59:55 PM EST | |||
| 25.00 | 0.00 | 0.50 | 0.25 | 0.30 | 0.00 | 0.00% | 0.01 | 0 | 3 | 0.49 | 0.00 | 0.00 | 0.00 | 10/19/2026 | 11/2/2026 3:59:55 PM EST |
| 30.00 | 0.70 | 0.85 | 0.78 | 0.80 | 0.00 | 0.00% | 0.03 | 0 | 5 | 0.29 | -0.34 | 0.12 | -0.01 | 10/30/2026 | 11/2/2026 3:59:55 PM EST |
| 35.00 | 2.90 | 5.50 | 4.20 | % | 0.12 | 0 | 0 | 0.69 | -0.87 | 0.07 | -0.01 | 11/2/2026 3:59:55 PM EST | |||
| 40.00 | 7.80 | 11.10 | 9.45 | % | 0.24 | 0 | 0 | 1.13 | -0.99 | 0.01 | 0.00 | 11/2/2026 3:59:55 PM EST |