Options Chain for ZAI LAB LTD ADR (ZLAB) - $19.97 as of 11/26/2025 9:08:28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.50 | 5.00 | 9.40 | 7.20 | % | 0.58 | 0 | 0 | 1.73 | 0.92 | 0.02 | -0.02 | 11/26/2025 3:59:58 PM EST | |||
| 15.00 | 3.00 | 7.50 | 5.25 | % | 0.35 | 0 | 0 | 1.63 | 0.85 | 0.03 | -0.03 | 11/26/2025 3:59:58 PM EST | |||
| 17.50 | 1.20 | 5.50 | 3.35 | 3.60 | 0.00 | 0.00% | 0.19 | 0 | 1 | 1.27 | 0.74 | 0.04 | -0.04 | 11/24/2025 | 11/26/2025 3:59:58 PM EST |
| 20.00 | 0.20 | 5.00 | 2.60 | 2.40 | 0.00 | 0.00% | 0.13 | 0 | 1 | 1.52 | 0.63 | 0.05 | -0.04 | 11/24/2025 | 11/26/2025 3:59:58 PM EST |
| 22.50 | 0.80 | 5.00 | 2.90 | 0.88 | 0.00 | 0.00% | 0.13 | 0 | 1 | 1.16 | 0.52 | 0.05 | -0.04 | 11/24/2025 | 11/26/2025 3:59:58 PM EST |
| 25.00 | 0.00 | 5.00 | 2.50 | % | 0.10 | 0 | 0 | 2.08 | 0.42 | 0.05 | -0.04 | 11/26/2025 3:59:58 PM EST | |||
| 30.00 | 0.00 | 5.00 | 2.50 | % | 0.08 | 0 | 0 | 2.46 | 0.26 | 0.04 | -0.03 | 11/26/2025 3:59:58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.50 | 0.00 | 4.00 | 2.00 | % | 0.16 | 0 | 0 | 3.38 | -0.08 | 0.02 | -0.02 | 11/26/2025 3:59:58 PM EST | |||
| 15.00 | 0.00 | 5.00 | 2.50 | % | 0.17 | 0 | 0 | 3.15 | -0.15 | 0.03 | -0.03 | 11/26/2025 3:59:58 PM EST | |||
| 17.50 | 0.00 | 5.00 | 2.50 | % | 0.14 | 0 | 0 | 2.49 | -0.26 | 0.04 | -0.04 | 11/26/2025 3:59:58 PM EST | |||
| 20.00 | 0.20 | 5.00 | 2.60 | 2.20 | 0.00 | 0.00% | 0.13 | 0 | 1 | 1.02 | -0.37 | 0.05 | -0.04 | 11/24/2025 | 11/26/2025 3:59:58 PM EST |
| 22.50 | 1.30 | 5.90 | 3.60 | % | 0.16 | 0 | 0 | 1.55 | -0.48 | 0.05 | -0.04 | 11/26/2025 3:59:58 PM EST | |||
| 25.00 | 3.00 | 7.80 | 5.40 | % | 0.22 | 0 | 0 | 1.76 | -0.58 | 0.05 | -0.04 | 11/26/2025 3:59:58 PM EST | |||
| 30.00 | 7.70 | 12.50 | 10.10 | % | 0.34 | 0 | 0 | 2.08 | -0.74 | 0.04 | -0.03 | 11/26/2025 3:59:58 PM EST |