Options Chain for ALECTOR INC COM (ALEC) - $2.23 as of 10/30/2026 7:23:03 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 | 1.20 | 2.20 | 1.70 | 1.46 | 0.00 | 0.00% | 3.40 | 0 | 1 | 0.00 | 1.00 | 0.00 | 0.00 | 10/19/2026 | 10/30/2026 3:59:48 PM EST |
| 1.00 | 0.70 | 1.70 | 1.20 | 0.88 | 0.00 | 0.00% | 1.20 | 0 | 6 | 7.63 | 1.00 | 0.00 | 0.00 | 10/19/2026 | 10/30/2026 3:59:48 PM EST |
| 1.50 | 0.25 | 1.25 | 0.75 | 0.55 | 0.00 | 0.00% | 0.50 | 0 | 20 | 5.13 | 0.99 | 0.07 | 0.00 | 10/27/2026 | 10/30/2026 3:59:48 PM EST |
| 2.00 | 0.20 | 0.30 | 0.25 | 0.50 | 0.00 | 0.00% | 0.12 | 0 | 1,562 | 0.85 | 0.74 | 0.84 | 0.00 | 10/29/2026 | 10/30/2026 3:59:48 PM EST |
| 2.50 | 0.00 | 0.15 | 0.08 | 0.15 | 0.00 | 0.00% | 0.03 | 0 | 179 | 1.20 | 0.26 | 0.88 | 0.00 | 10/29/2026 | 10/30/2026 3:59:48 PM EST |
| 5.00 | 0.00 | 0.05 | 0.03 | 0.04 | +0.01 | +33.34% | 0.01 | 1 | 7 | 2.25 | 0.00 | 0.00 | 0.00 | 10/30/2026 | 10/30/2026 3:59:48 PM EST |
| 7.50 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 2 | 2.98 | 0.00 | 0.00 | 0.00 | 10/9/2026 | 10/30/2026 3:59:48 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 | 0.05 | 0.03 | % | 0.06 | 0 | 0 | 4.80 | 0.00 | 0.00 | 0.00 | 10/30/2026 3:59:48 PM EST | |||
| 1.00 | 0.00 | 1.00 | 0.50 | % | 0.50 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 10/30/2026 3:59:48 PM EST | |||
| 1.50 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.03 | 0 | 11 | 1.99 | -0.01 | 0.07 | 0.00 | 10/27/2026 | 10/30/2026 3:59:48 PM EST |
| 2.00 | 0.00 | 0.10 | 0.05 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 265 | 0.94 | -0.26 | 0.84 | 0.00 | 10/29/2026 | 10/30/2026 3:59:48 PM EST |
| 2.50 | 0.00 | 1.00 | 0.50 | 0.75 | 0.00 | 0.00% | 0.20 | 0 | 4 | 3.91 | -0.74 | 0.88 | 0.00 | 10/6/2026 | 10/30/2026 3:59:48 PM EST |
| 5.00 | 2.30 | 3.30 | 2.80 | % | 0.56 | 0 | 0 | 4.93 | -1.00 | 0.00 | 0.00 | 10/30/2026 3:59:48 PM EST | |||
| 7.50 | 4.80 | 5.80 | 5.30 | % | 0.71 | 0 | 0 | 5.84 | -1.00 | 0.00 | 0.00 | 10/30/2026 3:59:48 PM EST |