Options Chain for CYTEK BIOSCIENCES INC COM (CTKB) - $5.65 as of 9/28/2026 1:35:08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.70 | 5.50 | 3.10 | 2.22 | 0.00 | 0.00% | 1.24 | 0 | 6 | 0.00 | 0.97 | 0.03 | -0.01 | 5/13/2026 | 9/28/2026 11:59:07 AM EST |
| 5.00 | 0.00 | 3.50 | 1.75 | 0.54 | 0.00 | 0.00% | 0.35 | 0 | 13 | 7.68 | 0.68 | 0.13 | -0.03 | 9/17/2026 | 9/28/2026 11:59:07 AM EST |
| 7.50 | 0.00 | 0.20 | 0.10 | 0.40 | 0.00 | 0.00% | 0.01 | 0 | 20 | 1.45 | 0.36 | 0.14 | -0.03 | 5/21/2026 | 9/28/2026 11:59:07 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 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 2 | 2.76 | -0.03 | 0.03 | -0.01 | 8/27/2026 | 9/28/2026 11:59:07 AM EST |
| 5.00 | 0.05 | 4.10 | 2.08 | 0.80 | 0.00 | 0.00% | 0.42 | 0 | 7 | 0.49 | -0.32 | 0.13 | -0.03 | 9/14/2026 | 9/28/2026 11:59:07 AM EST |
| 7.50 | 0.00 | 4.90 | 2.45 | % | 0.33 | 0 | 0 | 7.48 | -0.64 | 0.14 | -0.03 | 9/28/2026 11:59:07 AM EST |