Options Chain for COYA THERAPEUTICS INC COMMON STOCK (COYA) - $4.49 as of 2/2/2026 7:36:31 AM 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.10 | 4.90 | 2.50 | % | 1.00 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 2/2/2026 9:59:04 AM EST | |||
| 5.00 | 0.00 | 4.30 | 2.15 | 1.05 | 0.00 | 0.00% | 0.43 | 0 | 143 | 0.00 | 0.45 | 0.39 | -0.01 | 12/29/2025 | 2/2/2026 9:59:04 AM EST |
| 7.50 | 0.00 | 1.25 | 0.63 | 0.69 | 0.00 | 0.00% | 0.08 | 0 | 146 | 4.61 | 0.02 | 0.05 | 0.00 | 1/22/2026 | 2/2/2026 9:59:04 AM EST |
| 10.00 | 0.00 | 4.90 | 2.45 | 0.67 | 0.00 | 0.00% | 0.25 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 1/22/2026 | 2/2/2026 9:59:04 AM EST |
| 12.50 | 0.00 | 4.90 | 2.45 | 0.30 | 0.00 | 0.00% | 0.20 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 9/4/2025 | 2/2/2026 9:59:04 AM 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.05 | 0.10 | 0.08 | 0.10 | +0.05 | +100.00% | 0.03 | 10 | 174 | 2.19 | 0.00 | 0.00 | 0.00 | 2/2/2026 | 2/2/2026 9:59:04 AM EST |
| 5.00 | 0.30 | 0.80 | 0.55 | 0.55 | 0.00 | 0.00% | 0.11 | 0 | 2,362 | 0.95 | -0.55 | 0.39 | -0.01 | 1/23/2026 | 2/2/2026 9:59:04 AM EST |
| 7.50 | 0.80 | 4.90 | 2.85 | 2.50 | 0.00 | 0.00% | 0.38 | 0 | 1 | 6.87 | -0.98 | 0.05 | 0.00 | 11/5/2025 | 2/2/2026 9:59:04 AM EST |
| 10.00 | 3.00 | 7.50 | 5.25 | % | 0.53 | 0 | 0 | 9.01 | -1.00 | 0.00 | 0.00 | 2/2/2026 9:59:04 AM EST | |||
| 12.50 | 5.50 | 10.00 | 7.75 | % | 0.62 | 0 | 0 | 9.26 | -1.00 | 0.00 | 0.00 | 2/2/2026 9:59:04 AM EST |