Options Chain for ALDEYRA THERAPEUTICS INC COM (ALDX) - $1.56 as of 8/17/2026 12:56:31 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 | 1.25 | 1.10 | 1.06 | +0.19 | +21.84% | 2.20 | 1 | 5 | 0.00 | 1.00 | 0.00 | 0.00 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |
| 1.00 | 0.35 | 0.65 | 0.50 | 0.52 | 0.00 | 0.00% | 0.50 | 0 | 4 | 5.53 | 0.98 | 0.15 | 0.00 | 8/14/2026 | 8/17/2026 3:59:54 PM EST |
| 1.50 | 0.00 | 0.15 | 0.08 | 0.09 | -0.06 | -40.00% | 0.05 | 65 | 1,205 | 1.84 | 0.63 | 1.46 | -0.01 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |
| 2.00 | 0.00 | 0.05 | 0.03 | 0.08 | 0.00 | 0.00% | 0.01 | 0 | 405 | 2.66 | 0.10 | 0.62 | -0.01 | 8/4/2026 | 8/17/2026 3:59:54 PM EST |
| 2.50 | 0.00 | 0.10 | 0.05 | % | 0.02 | 0 | 0 | 4.97 | 0.00 | 0.04 | 0.00 | 8/17/2026 3:59:54 PM EST | |||
| 3.00 | 0.00 | 0.40 | 0.20 | 0.04 | 0.00 | 0.00% | 0.07 | 0 | 127 | 4.85 | 0.00 | 0.01 | 0.00 | 7/22/2026 | 8/17/2026 3:59:54 PM EST |
| 4.00 | 0.00 | 0.20 | 0.10 | 0.11 | 0.00 | 0.00% | 0.03 | 0 | 8 | 0.00 | 0.00 | 0.01 | 0.00 | 7/6/2026 | 8/17/2026 3:59:54 PM EST |
| 5.00 | 0.00 | 0.35 | 0.18 | 0.05 | 0.00 | 0.00% | 0.04 | 0 | 43 | 0.00 | 0.00 | 0.00 | 0.00 | 7/15/2026 | 8/17/2026 3:59:54 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 | 0.05 | 0.00 | 0.00% | 0.06 | 0 | 11 | 0.00 | 0.00 | 0.00 | 0.00 | 8/11/2026 | 8/17/2026 3:59:54 PM EST |
| 1.00 | 0.00 | 0.10 | 0.05 | 0.04 | 0.00 | 0.00% | 0.05 | 0 | 1 | 4.39 | -0.02 | 0.15 | 0.00 | 7/27/2026 | 8/17/2026 3:59:54 PM EST |
| 1.50 | 0.05 | 0.10 | 0.08 | 0.05 | -0.07 | -58.34% | 0.05 | 11 | 149 | 1.60 | -0.37 | 1.46 | -0.01 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |
| 2.00 | 0.15 | 0.65 | 0.40 | 0.57 | -0.21 | -26.93% | 0.20 | 1 | 3 | 5.36 | -0.90 | 0.62 | -0.01 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |
| 2.50 | 0.65 | 1.30 | 0.98 | % | 0.39 | 0 | 0 | 9.20 | -1.00 | 0.04 | 0.00 | 8/17/2026 3:59:54 PM EST | |||
| 3.00 | 1.30 | 1.60 | 1.45 | 1.48 | -0.17 | -10.31% | 0.48 | 1 | 20 | 7.10 | -1.00 | 0.01 | 0.00 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |
| 4.00 | 2.25 | 2.75 | 2.50 | 2.53 | +0.12 | +4.98% | 0.62 | 2 | 4 | 0.00 | -1.00 | 0.01 | 0.00 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |
| 5.00 | 3.20 | 3.80 | 3.50 | 3.49 | +0.13 | +3.87% | 0.70 | 3 | 2 | 0.00 | -1.00 | 0.00 | 0.00 | 8/17/2026 | 8/17/2026 3:59:54 PM EST |