Options Chain for ALECTOR INC COM (ALEC) - $1.33 as of 11/28/2025 8:42:18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.50 | 0.30 | 1.30 | 0.80 | % | 1.60 | 0 | 0 | 0.00 | 0.93 | 0.10 | 0.00 | 11/28/2025 12:59:58 PM EST | |||
| 1.00 | 0.00 | 1.00 | 0.50 | 0.55 | 0.00 | 0.00% | 0.50 | 0 | 21 | 5.98 | 0.78 | 0.25 | 0.00 | 11/26/2025 | 11/28/2025 12:59:58 PM EST |
| 1.50 | 0.00 | 0.50 | 0.25 | 0.20 | +0.05 | +33.34% | 0.17 | 5 | 106 | 3.01 | 0.61 | 0.35 | 0.00 | 11/28/2025 | 11/28/2025 12:59:58 PM EST |
| 2.00 | 0.00 | 1.00 | 0.50 | % | 0.25 | 0 | 0 | 7.09 | 0.48 | 0.36 | 0.00 | 11/28/2025 12:59:58 PM EST | |||
| 2.50 | 0.00 | 0.25 | 0.13 | 0.10 | 0.00 | 0.00% | 0.05 | 0 | 914 | 2.64 | 0.34 | 0.35 | 0.00 | 11/26/2025 | 11/28/2025 12:59:58 PM EST |
| 5.00 | 0.00 | 0.10 | 0.05 | 0.01 | 0.00 | 0.00% | 0.01 | 0 | 1,468 | 2.73 | 0.10 | 0.16 | 0.00 | 11/14/2025 | 11/28/2025 12:59:58 PM EST |
| 7.50 | 0.00 | 0.50 | 0.25 | 0.50 | 0.00 | 0.00% | 0.03 | 0 | 55 | 2.76 | 0.03 | 0.07 | 0.00 | 10/17/2025 | 11/28/2025 12:59:58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.50 | 0.00 | 0.95 | 0.48 | % | 0.96 | 0 | 0 | 0.00 | -0.07 | 0.10 | 0.00 | 11/28/2025 12:59:58 PM EST | |||
| 1.00 | 0.00 | 0.95 | 0.48 | % | 0.48 | 0 | 0 | 0.00 | -0.22 | 0.25 | 0.00 | 11/28/2025 12:59:58 PM EST | |||
| 1.50 | 0.00 | 1.00 | 0.50 | % | 0.33 | 0 | 0 | 5.06 | -0.39 | 0.35 | 0.00 | 11/28/2025 12:59:58 PM EST | |||
| 2.00 | 0.35 | 1.35 | 0.85 | % | 0.42 | 0 | 0 | 4.56 | -0.52 | 0.36 | 0.00 | 11/28/2025 12:59:58 PM EST | |||
| 2.50 | 0.70 | 1.70 | 1.20 | 1.10 | 0.00 | 0.00% | 0.48 | 0 | 1,618 | 4.07 | -0.66 | 0.35 | 0.00 | 10/23/2025 | 11/28/2025 12:59:58 PM EST |
| 5.00 | 3.10 | 4.10 | 3.60 | 3.41 | 0.00 | 0.00% | 0.72 | 0 | 1 | 4.60 | -0.90 | 0.16 | 0.00 | 10/22/2025 | 11/28/2025 12:59:58 PM EST |
| 7.50 | 5.70 | 6.70 | 6.20 | % | 0.83 | 0 | 0 | 5.68 | -0.97 | 0.07 | 0.00 | 11/28/2025 12:59:58 PM EST |