Options Chain for ALECTOR INC COM (ALEC) - $1.94 as of 1/23/2026 8:43:59 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 | 0.95 | 1.95 | 1.45 | % | 2.90 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 1.00 | 0.45 | 1.45 | 0.95 | % | 0.95 | 0 | 0 | 6.04 | 1.00 | 0.01 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 1.50 | 0.00 | 1.00 | 0.50 | 0.80 | 0.00 | 0.00% | 0.33 | 0 | 1 | 4.24 | 0.90 | 0.41 | 0.00 | 1/8/2026 | 1/23/2026 3:59:59 PM EST |
| 2.00 | 0.05 | 0.25 | 0.15 | 0.20 | 0.00 | 0.00% | 0.07 | 0 | 27 | 0.81 | 0.50 | 0.92 | 0.00 | 1/22/2026 | 1/23/2026 3:59:59 PM EST |
| 2.50 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.02 | 17 | 15 | 1.23 | 0.16 | 0.55 | 0.00 | 1/23/2026 | 1/23/2026 3:59:59 PM EST |
| 5.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 2.22 | 0.00 | 0.00 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 7.50 | 0.00 | 0.25 | 0.13 | % | 0.02 | 0 | 0 | 4.25 | 0.00 | 0.00 | 0.00 | 1/23/2026 3:59:59 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 | 1.00 | 0.50 | % | 1.00 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 1.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.03 | 0 | 100 | 2.11 | 0.00 | 0.01 | 0.00 | 1/21/2026 | 1/23/2026 3:59:59 PM EST |
| 1.50 | 0.00 | 0.10 | 0.05 | % | 0.03 | 0 | 0 | 1.41 | -0.10 | 0.41 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 2.00 | 0.00 | 1.00 | 0.50 | 0.59 | 0.00 | 0.00% | 0.25 | 0 | 20 | 4.80 | -0.50 | 0.92 | 0.00 | 12/23/2025 | 1/23/2026 3:59:59 PM EST |
| 2.50 | 0.15 | 1.15 | 0.65 | % | 0.26 | 0 | 0 | 3.37 | -0.84 | 0.55 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 5.00 | 0.70 | 5.50 | 3.10 | % | 0.62 | 0 | 0 | 0.00 | -1.00 | 0.00 | 0.00 | 1/23/2026 3:59:59 PM EST | |||
| 7.50 | 3.10 | 8.00 | 5.55 | % | 0.74 | 0 | 0 | 0.00 | -1.00 | 0.00 | 0.00 | 1/23/2026 3:59:59 PM EST |