Options Chain for ZAI LAB LTD ADR (ZLAB) - $26.43 as of 9/21/2026 9:13:00 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 | 11.50 | 16.30 | 13.90 | % | 1.11 | 0 | 0 | 4.37 | 1.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST | |||
| 15.00 | 9.00 | 13.80 | 11.40 | % | 0.76 | 0 | 0 | 3.57 | 1.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST | |||
| 17.50 | 6.60 | 11.50 | 9.05 | % | 0.52 | 0 | 0 | 3.01 | 1.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST | |||
| 20.00 | 4.30 | 9.00 | 6.65 | 7.27 | 0.00 | 0.00% | 0.33 | 0 | 27 | 2.42 | 1.00 | 0.00 | 0.00 | 9/4/2026 | 9/21/2026 4:00:02 PM EST |
| 22.50 | 2.25 | 6.80 | 4.53 | 4.10 | +0.30 | +7.90% | 0.20 | 2 | 4 | 2.02 | 1.00 | 0.00 | 0.00 | 9/21/2026 | 9/21/2026 4:00:02 PM EST |
| 25.00 | 0.10 | 3.20 | 1.65 | 1.55 | 0.00 | 0.00% | 0.07 | 0 | 29 | 1.07 | 0.73 | 0.20 | -0.01 | 9/15/2026 | 9/21/2026 4:00:02 PM EST |
| 30.00 | 0.00 | 1.00 | 0.50 | 0.80 | -0.15 | -15.79% | 0.02 | 2 | 22 | 0.91 | 0.04 | 0.03 | 0.00 | 9/21/2026 | 9/21/2026 4:00:02 PM EST |
| 35.00 | 0.00 | 5.00 | 2.50 | % | 0.07 | 0 | 0 | 2.91 | 0.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST | |||
| 40.00 | 0.00 | 5.00 | 2.50 | % | 0.06 | 0 | 0 | 3.27 | 0.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 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 | 5.00 | 2.50 | % | 0.20 | 0 | 0 | 5.91 | 0.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST | |||
| 15.00 | 0.00 | 5.00 | 2.50 | 0.20 | 0.00 | 0.00% | 0.17 | 0 | 1 | 4.82 | 0.00 | 0.00 | 0.00 | 9/1/2026 | 9/21/2026 4:00:02 PM EST |
| 17.50 | 0.00 | 5.00 | 2.50 | 2.30 | 0.00 | 0.00% | 0.14 | 0 | 2 | 3.97 | 0.00 | 0.00 | 0.00 | 9/18/2026 | 9/21/2026 4:00:02 PM EST |
| 20.00 | 0.00 | 5.00 | 2.50 | 0.21 | 0.00 | 0.00% | 0.12 | 0 | 5 | 3.24 | 0.00 | 0.00 | 0.00 | 9/18/2026 | 9/21/2026 4:00:02 PM EST |
| 22.50 | 0.00 | 5.00 | 2.50 | 2.70 | 0.00 | 0.00% | 0.11 | 0 | 7 | 2.61 | 0.00 | 0.00 | 0.00 | 9/18/2026 | 9/21/2026 4:00:02 PM EST |
| 25.00 | 0.75 | 1.00 | 0.88 | 1.40 | 0.00 | 0.00% | 0.04 | 0 | 66 | 0.43 | -0.27 | 0.20 | -0.01 | 9/18/2026 | 9/21/2026 4:00:02 PM EST |
| 30.00 | 1.80 | 6.50 | 4.15 | 4.70 | 0.00 | 0.00% | 0.14 | 0 | 39 | 1.35 | -0.96 | 0.03 | 0.00 | 9/18/2026 | 9/21/2026 4:00:02 PM EST |
| 35.00 | 6.30 | 11.00 | 8.65 | % | 0.25 | 0 | 0 | 1.58 | -1.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST | |||
| 40.00 | 11.30 | 16.00 | 13.65 | % | 0.34 | 0 | 0 | 1.91 | -1.00 | 0.00 | 0.00 | 9/21/2026 4:00:02 PM EST |