Options Chain for NB BANCORP INC COM (NBBK) - $21.21 as of 12/18/2025 2:49:09 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 17.50 | 20.90 | 19.20 | % | 7.68 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 2.50 | 10.90 | 13.30 | 12.10 | 14.20 | 0.00 | 0.00% | 4.84 | 0 | 0 | 11/17/2025 | EST | ||||
| 5.00 | 15.00 | 17.40 | 16.20 | % | 3.24 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 5.00 | 8.90 | 10.40 | 9.65 | 13.60 | 0.00 | 0.00% | 1.93 | 0 | 1 | 11/17/2025 | EST | ||||
| 7.50 | 12.50 | 14.90 | 13.70 | % | 1.83 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 7.50 | 6.40 | 7.90 | 7.15 | 11.10 | 0.00 | 0.00% | 0.95 | 0 | 2 | 11/17/2025 | EST | ||||
| 10.00 | 10.40 | 11.90 | 11.15 | % | 1.11 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 10.00 | 4.00 | 5.20 | 4.60 | 5.00 | 0.00 | 0.00% | 0.46 | 0 | 2 | 11/17/2025 | EST | ||||
| 12.50 | 7.90 | 9.40 | 8.65 | % | 0.69 | 0 | 0 | 8.79 | 1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 12.50 | 1.75 | 2.50 | 2.13 | 3.20 | 0.00 | 0.00% | 0.17 | 0 | 89 | 11/17/2025 | EST | ||||
| 15.00 | 5.40 | 6.90 | 6.15 | 5.55 | 0.00 | 0.00% | 0.41 | 0 | 0 | 6.43 | 1.00 | 0.00 | 0.00 | 12/10/2025 | 12/18/2025 12:58:53 PM EST |
| 15.00 | 0.00 | 0.75 | 0.38 | 2.15 | 0.00 | 0.00% | 0.03 | 0 | 198 | 11/17/2025 | EST | ||||
| 17.50 | 3.10 | 4.30 | 3.70 | % | 0.21 | 0 | 0 | 4.02 | 1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 17.50 | 0.00 | 0.75 | 0.38 | 0.75 | 0.00 | 0.00% | 0.02 | 0 | 2 | 11/17/2025 | EST | ||||
| 20.00 | 1.35 | 1.60 | 1.48 | 1.48 | +0.56 | +60.87% | 0.07 | 40 | 386 | 1.58 | 0.85 | 0.17 | -0.12 | 12/18/2025 | 12/18/2025 12:58:53 PM EST |
| 20.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | EST | |||||||
| 22.50 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 2.54 | 0.23 | 0.21 | -0.18 | 12/18/2025 12:58:53 PM EST | |||
| 22.50 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | EST | |||||||
| 25.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 4.07 | 0.01 | 0.02 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 25.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | EST | |||||||
| 30.00 | 0.00 | 0.75 | 0.38 | % | 0.01 | 0 | 0 | 6.23 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 35.00 | 0.00 | 0.75 | 0.38 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 0.75 | 0.38 | % | 0.15 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 2.50 | 0.00 | 0.75 | 0.38 | % | 0.15 | 0 | 0 | EST | |||||||
| 5.00 | 0.00 | 0.75 | 0.38 | % | 0.08 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 5.00 | 0.00 | 0.75 | 0.38 | % | 0.08 | 0 | 0 | EST | |||||||
| 7.50 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 7.50 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | EST | |||||||
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | EST | |||||||
| 12.50 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 12.50 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | EST | |||||||
| 15.00 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | 7.27 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 15.00 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | EST | |||||||
| 17.50 | 2.20 | 3.40 | 2.80 | % | 0.16 | 0 | 0 | EST | |||||||
| 17.50 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 5.03 | 0.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 20.00 | 0.00 | 0.15 | 0.08 | % | 0.00 | 0 | 0 | 1.31 | -0.15 | 0.17 | -0.12 | 12/18/2025 12:58:53 PM EST | |||
| 20.00 | 4.80 | 6.00 | 5.40 | % | 0.27 | 0 | 0 | EST | |||||||
| 22.50 | 0.20 | 3.20 | 1.70 | % | 0.08 | 0 | 0 | 5.35 | -0.77 | 0.21 | -0.18 | 12/18/2025 12:58:53 PM EST | |||
| 22.50 | 7.10 | 8.60 | 7.85 | 6.60 | 0.00 | 0.00% | 0.35 | 0 | 0 | 11/17/2025 | EST | ||||
| 25.00 | 1.70 | 4.60 | 3.15 | % | 0.13 | 0 | 0 | 4.59 | -0.99 | 0.02 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 25.00 | 9.60 | 11.10 | 10.35 | 9.10 | 0.00 | 0.00% | 0.41 | 0 | 0 | 11/17/2025 | EST | ||||
| 30.00 | 8.10 | 9.60 | 8.85 | % | 0.29 | 0 | 0 | 6.83 | -1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST | |||
| 35.00 | 12.60 | 15.00 | 13.80 | % | 0.39 | 0 | 0 | 9.59 | -1.00 | 0.00 | 0.00 | 12/18/2025 12:58:53 PM EST |