Options Chain for COLUMBIA BKG SYS INC COM (COLB) - $29.71 as of 4/10/2026 7:07:51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 13.20 | 16.80 | 15.00 | % | 1.00 | 0 | 0 | 3.16 | 1.00 | 0.00 | 0.00 | 4/17/2026 4:00:12 PM EST | |||
| 17.50 | 10.70 | 14.30 | 12.50 | % | 0.71 | 0 | 0 | 2.62 | 1.00 | 0.00 | 0.00 | 4/17/2026 4:00:12 PM EST | |||
| 20.00 | 8.80 | 10.30 | 9.55 | % | 0.48 | 0 | 2 | 1.35 | 1.00 | 0.00 | 0.00 | 4/17/2026 4:00:12 PM EST | |||
| 22.50 | 6.30 | 7.90 | 7.10 | % | 0.32 | 0 | 8 | 1.10 | 1.00 | 0.00 | 0.00 | 4/17/2026 4:00:12 PM EST | |||
| 25.00 | 4.10 | 5.30 | 4.70 | 4.70 | +0.45 | +10.59% | 0.19 | 8 | 2,865 | 0.75 | 0.95 | 0.03 | -0.01 | 4/17/2026 | 4/17/2026 4:00:12 PM EST |
| 30.00 | 0.90 | 1.15 | 1.03 | 1.14 | +0.49 | +75.39% | 0.03 | 29 | 542 | 0.36 | 0.47 | 0.13 | -0.02 | 4/17/2026 | 4/17/2026 4:00:12 PM EST |
| 35.00 | 0.00 | 0.15 | 0.08 | 0.03 | -0.12 | -80.00% | 0.00 | 1 | 244 | 0.34 | 0.05 | 0.04 | -0.01 | 4/17/2026 | 4/17/2026 4:00:12 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 | 1.35 | 0.68 | % | 0.05 | 0 | 2 | 2.60 | 0.00 | 0.00 | 0.00 | 4/17/2026 4:00:12 PM EST | |||
| 17.50 | 0.00 | 0.10 | 0.05 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 189 | 1.07 | 0.00 | 0.00 | 0.00 | 4/1/2026 | 4/17/2026 4:00:12 PM EST |
| 20.00 | 0.00 | 0.95 | 0.48 | 0.15 | 0.00 | 0.00% | 0.02 | 0 | 26 | 1.52 | 0.00 | 0.00 | 0.00 | 3/26/2026 | 4/17/2026 4:00:12 PM EST |
| 22.50 | 0.05 | 0.75 | 0.40 | 0.21 | 0.00 | 0.00% | 0.02 | 0 | 143 | 0.81 | 0.00 | 0.00 | 0.00 | 4/13/2026 | 4/17/2026 4:00:12 PM EST |
| 25.00 | 0.10 | 0.25 | 0.18 | 0.18 | -0.20 | -52.64% | 0.01 | 15 | 305 | 0.48 | -0.05 | 0.03 | -0.01 | 4/17/2026 | 4/17/2026 4:00:12 PM EST |
| 30.00 | 0.55 | 2.20 | 1.38 | 1.65 | 0.00 | 0.00% | 0.05 | 0 | 55 | 0.36 | -0.53 | 0.13 | -0.02 | 4/16/2026 | 4/17/2026 4:00:12 PM EST |
| 35.00 | 4.00 | 7.00 | 5.50 | % | 0.16 | 0 | 0 | 1.05 | -0.95 | 0.04 | -0.01 | 4/17/2026 4:00:12 PM EST |