Options Chain for ALECTOR INC COM (ALEC) - $1.47 as of 10/24/2025 7:02:54 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 | 0.45 | 1.45 | 0.95 | % | 1.90 | 0 | 0 | 0.00 | 0.99 | 0.03 | 0.00 | 10/24/2025 3:59:57 PM EST | |||
| 1.00 | 0.00 | 1.00 | 0.50 | % | 0.50 | 0 | 0 | 5.88 | 0.86 | 0.30 | 0.00 | 10/24/2025 3:59:57 PM EST | |||
| 1.50 | 0.00 | 1.00 | 0.50 | % | 0.33 | 0 | 0 | 6.98 | 0.60 | 0.53 | -0.01 | 10/24/2025 3:59:57 PM EST | |||
| 2.00 | 0.00 | 1.00 | 0.50 | % | 0.25 | 0 | 0 | 3.94 | 0.37 | 0.51 | 0.00 | 10/24/2025 3:59:57 PM EST | |||
| 2.50 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.02 | 1 | 541 | 1.98 | 0.21 | 0.40 | 0.00 | 10/24/2025 | 10/24/2025 3:59:57 PM EST |
| 5.00 | 0.00 | 0.05 | 0.03 | 0.04 | 0.00 | 0.00% | 0.01 | 0 | 1,634 | 2.77 | 0.01 | 0.05 | 0.00 | 10/23/2025 | 10/24/2025 3:59:57 PM EST |
| 7.50 | 0.00 | 0.35 | 0.18 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 9 | 5.70 | 0.00 | 0.00 | 0.00 | 10/22/2025 | 10/24/2025 3:59:57 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 | 3.51 | -0.01 | 0.03 | 0.00 | 10/24/2025 3:59:57 PM EST | |||
| 1.00 | 0.00 | 0.05 | 0.03 | % | 0.03 | 0 | 0 | 1.58 | -0.14 | 0.30 | 0.00 | 10/24/2025 3:59:57 PM EST | |||
| 1.50 | 0.00 | 0.15 | 0.08 | % | 0.05 | 0 | 0 | 0.92 | -0.40 | 0.53 | -0.01 | 10/24/2025 3:59:57 PM EST | |||
| 2.00 | 0.15 | 1.15 | 0.65 | % | 0.33 | 0 | 0 | 4.95 | -0.63 | 0.51 | 0.00 | 10/24/2025 3:59:57 PM EST | |||
| 2.50 | 0.60 | 1.15 | 0.88 | 1.15 | +0.11 | +10.58% | 0.35 | 41 | 1,808 | 2.38 | -0.79 | 0.40 | 0.00 | 10/24/2025 | 10/24/2025 3:59:57 PM EST |
| 5.00 | 3.10 | 3.80 | 3.45 | 3.50 | 0.00 | 0.00% | 0.69 | 0 | 304 | 4.76 | -0.99 | 0.05 | 0.00 | 10/22/2025 | 10/24/2025 3:59:57 PM EST |
| 7.50 | 5.50 | 6.50 | 6.00 | % | 0.80 | 0 | 0 | 6.70 | -1.00 | 0.00 | 0.00 | 10/24/2025 3:59:57 PM EST |