Options Chain for KEROS THERAPEUTICS INC COM (KROS) - $15.25 as of 8/29/2025 3:34:09 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 | 12.10 | 14.50 | 13.30 | % | 5.32 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 8/29/2025 3:59:47 PM EST | |||
| 5.00 | 8.30 | 12.10 | 10.20 | % | 2.04 | 0 | 0 | 7.18 | 1.00 | 0.00 | 0.00 | 8/29/2025 3:59:47 PM EST | |||
| 7.50 | 7.10 | 9.90 | 8.50 | 6.00 | 0.00 | 0.00% | 1.13 | 0 | 1 | 5.30 | 1.00 | 0.00 | 0.00 | 8/7/2025 | 8/29/2025 3:59:47 PM EST |
| 10.00 | 3.30 | 6.90 | 5.10 | 5.00 | 0.00 | 0.00% | 0.51 | 0 | 370 | 1.97 | 1.00 | 0.00 | 0.00 | 8/25/2025 | 8/29/2025 3:59:47 PM EST |
| 12.50 | 0.50 | 4.90 | 2.70 | 2.48 | 0.00 | 0.00% | 0.22 | 0 | 1,688 | 1.20 | 0.96 | 0.05 | -0.01 | 8/25/2025 | 8/29/2025 3:59:47 PM EST |
| 15.00 | 0.40 | 2.45 | 1.43 | 1.20 | 0.00 | 0.00% | 0.10 | 0 | 3,885 | 0.87 | 0.59 | 0.22 | -0.02 | 8/27/2025 | 8/29/2025 3:59:47 PM EST |
| 17.50 | 0.05 | 0.75 | 0.40 | 0.30 | 0.00 | 0.00% | 0.02 | 0 | 1,444 | 0.72 | 0.14 | 0.12 | -0.01 | 8/25/2025 | 8/29/2025 3:59:47 PM EST |
| 20.00 | 0.00 | 4.90 | 2.45 | 0.51 | 0.00 | 0.00% | 0.12 | 0 | 190 | 4.40 | 0.01 | 0.02 | 0.00 | 6/9/2025 | 8/29/2025 3:59:47 PM EST |
| 22.50 | 0.00 | 4.90 | 2.45 | 0.36 | 0.00 | 0.00% | 0.11 | 0 | 40 | 4.75 | 0.00 | 0.00 | 0.00 | 6/9/2025 | 8/29/2025 3:59:47 PM EST |
| 25.00 | 0.00 | 0.35 | 0.18 | 0.31 | 0.00 | 0.00% | 0.01 | 0 | 64 | 1.61 | 0.00 | 0.00 | 0.00 | 6/9/2025 | 8/29/2025 3:59:47 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 4.90 | 2.45 | 0.43 | 0.00 | 0.00% | 0.98 | 0 | 5 | 0.00 | 0.00 | 0.00 | 0.00 | 2/10/2025 | 8/29/2025 3:59:47 PM EST |
| 5.00 | 0.00 | 4.90 | 2.45 | % | 0.49 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 8/29/2025 3:59:47 PM EST | |||
| 7.50 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 113 | 1.82 | 0.00 | 0.00 | 0.00 | 6/13/2025 | 8/29/2025 3:59:47 PM EST |
| 10.00 | 0.00 | 4.90 | 2.45 | 0.05 | 0.00 | 0.00% | 0.25 | 0 | 335 | 6.76 | 0.00 | 0.00 | 0.00 | 7/11/2025 | 8/29/2025 3:59:47 PM EST |
| 12.50 | 0.05 | 0.40 | 0.23 | 0.12 | 0.00 | 0.00% | 0.02 | 0 | 7,845 | 0.79 | -0.04 | 0.05 | -0.01 | 8/22/2025 | 8/29/2025 3:59:47 PM EST |
| 15.00 | 0.20 | 0.90 | 0.55 | 0.95 | 0.00 | 0.00% | 0.04 | 0 | 1,888 | 0.48 | -0.41 | 0.22 | -0.02 | 8/25/2025 | 8/29/2025 3:59:47 PM EST |
| 17.50 | 1.75 | 4.50 | 3.13 | % | 0.18 | 0 | 0 | 2.11 | -0.86 | 0.12 | -0.01 | 8/29/2025 3:59:47 PM EST | |||
| 20.00 | 3.30 | 6.90 | 5.10 | % | 0.26 | 0 | 0 | 2.49 | -0.99 | 0.02 | 0.00 | 8/29/2025 3:59:47 PM EST | |||
| 22.50 | 6.00 | 8.40 | 7.20 | % | 0.32 | 0 | 0 | 2.11 | -1.00 | 0.00 | 0.00 | 8/29/2025 3:59:47 PM EST | |||
| 25.00 | 8.00 | 10.50 | 9.25 | 10.50 | 0.00 | 0.00% | 0.37 | 0 | 320 | 2.04 | -1.00 | 0.00 | 0.00 | 7/23/2025 | 8/29/2025 3:59:47 PM EST |