Options Chain for PROTAGONIST THERAPEUTICS INC COM (PTGX) - $57.48 as of 8/22/2025 8:32:08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20.00 | 35.60 | 39.20 | 37.40 | 16.50 | 0.00 | 0.00% | 1.87 | 0 | 44 | 2.30 | 1.00 | 0.00 | 0.00 | 2/25/2025 | 8/22/2025 3:59:47 PM EST |
| 22.50 | 33.00 | 37.20 | 35.10 | 31.50 | 0.00 | 0.00% | 1.56 | 0 | 1 | 2.24 | 1.00 | 0.00 | 0.00 | 7/11/2025 | 8/22/2025 3:59:47 PM EST |
| 25.00 | 30.50 | 34.70 | 32.60 | % | 1.30 | 0 | 0 | 2.01 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 30.00 | 25.50 | 29.60 | 27.55 | % | 0.92 | 0 | 0 | 1.60 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 35.00 | 20.50 | 24.70 | 22.60 | 12.60 | 0.00 | 0.00% | 0.65 | 0 | 2 | 1.31 | 1.00 | 0.00 | 0.00 | 4/24/2025 | 8/22/2025 3:59:47 PM EST |
| 40.00 | 15.50 | 19.90 | 17.70 | 14.08 | 0.00 | 0.00% | 0.44 | 0 | 6 | 1.08 | 0.99 | 0.00 | -0.01 | 7/1/2025 | 8/22/2025 3:59:47 PM EST |
| 45.00 | 11.00 | 15.10 | 13.05 | 13.90 | 0.00 | 0.00% | 0.29 | 0 | 7 | 0.86 | 0.95 | 0.01 | -0.02 | 6/30/2025 | 8/22/2025 3:59:47 PM EST |
| 50.00 | 6.80 | 10.80 | 8.80 | 8.00 | 0.00 | 0.00% | 0.18 | 0 | 20 | 0.72 | 0.84 | 0.03 | -0.03 | 7/21/2025 | 8/22/2025 3:59:47 PM EST |
| 55.00 | 2.95 | 7.00 | 4.98 | 4.57 | 0.00 | 0.00% | 0.09 | 0 | 35 | 0.61 | 0.67 | 0.04 | -0.04 | 8/18/2025 | 8/22/2025 3:59:47 PM EST |
| 60.00 | 1.00 | 4.40 | 2.70 | 2.40 | 0.00 | 0.00% | 0.05 | 0 | 233 | 0.39 | 0.45 | 0.04 | -0.04 | 8/20/2025 | 8/22/2025 3:59:47 PM EST |
| 65.00 | 0.10 | 4.80 | 2.45 | 1.42 | 0.00 | 0.00% | 0.04 | 0 | 13 | 0.50 | 0.26 | 0.04 | -0.03 | 4/25/2025 | 8/22/2025 3:59:47 PM EST |
| 70.00 | 0.00 | 4.90 | 2.45 | 1.60 | 0.00 | 0.00% | 0.04 | 0 | 3 | 0.99 | 0.13 | 0.02 | -0.02 | 4/7/2025 | 8/22/2025 3:59:47 PM EST |
| 75.00 | 0.00 | 4.90 | 2.45 | 2.35 | 0.00 | 0.00% | 0.03 | 0 | 2 | 1.12 | 0.06 | 0.01 | -0.01 | 3/17/2025 | 8/22/2025 3:59:47 PM EST |
| 80.00 | 0.00 | 4.90 | 2.45 | % | 0.03 | 0 | 0 | 1.24 | 0.02 | 0.01 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 85.00 | 0.00 | 4.90 | 2.45 | 3.35 | 0.00 | 0.00% | 0.03 | 0 | 1 | 1.34 | 0.01 | 0.00 | 0.00 | 3/12/2025 | 8/22/2025 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20.00 | 0.00 | 4.90 | 2.45 | % | 0.12 | 0 | 0 | 3.46 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 22.50 | 0.00 | 4.90 | 2.45 | % | 0.11 | 0 | 0 | 3.12 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 25.00 | 0.00 | 4.90 | 2.45 | % | 0.10 | 0 | 0 | 2.82 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 30.00 | 0.00 | 4.90 | 2.45 | 5.00 | 0.00 | 0.00% | 0.08 | 0 | 44 | 2.34 | 0.00 | 0.00 | 0.00 | 2/25/2025 | 8/22/2025 3:59:47 PM EST |
| 35.00 | 0.00 | 4.90 | 2.45 | 1.65 | 0.00 | 0.00% | 0.07 | 0 | 2 | 1.94 | 0.00 | 0.00 | 0.00 | 3/17/2025 | 8/22/2025 3:59:47 PM EST |
| 40.00 | 0.00 | 4.90 | 2.45 | 5.10 | 0.00 | 0.00% | 0.06 | 0 | 19 | 1.59 | -0.01 | 0.00 | -0.01 | 4/9/2025 | 8/22/2025 3:59:47 PM EST |
| 45.00 | 0.00 | 4.90 | 2.45 | 2.30 | 0.00 | 0.00% | 0.05 | 0 | 30 | 1.28 | -0.05 | 0.01 | -0.02 | 6/11/2025 | 8/22/2025 3:59:47 PM EST |
| 50.00 | 0.00 | 4.00 | 2.00 | 3.20 | 0.00 | 0.00% | 0.04 | 0 | 85 | 0.88 | -0.16 | 0.03 | -0.03 | 7/23/2025 | 8/22/2025 3:59:47 PM EST |
| 55.00 | 0.85 | 4.10 | 2.48 | 4.20 | 0.00 | 0.00% | 0.05 | 0 | 107 | 0.43 | -0.33 | 0.04 | -0.04 | 7/21/2025 | 8/22/2025 3:59:47 PM EST |
| 60.00 | 3.20 | 6.50 | 4.85 | 13.00 | 0.00 | 0.00% | 0.08 | 0 | 2 | 0.41 | -0.55 | 0.04 | -0.04 | 3/28/2025 | 8/22/2025 3:59:47 PM EST |
| 65.00 | 6.60 | 10.50 | 8.55 | % | 0.13 | 0 | 0 | 0.68 | -0.74 | 0.04 | -0.03 | 8/22/2025 3:59:47 PM EST | |||
| 70.00 | 11.00 | 15.00 | 13.00 | % | 0.19 | 0 | 0 | 0.77 | -0.87 | 0.02 | -0.02 | 8/22/2025 3:59:47 PM EST | |||
| 75.00 | 15.50 | 19.80 | 17.65 | % | 0.24 | 0 | 0 | 0.87 | -0.94 | 0.01 | -0.01 | 8/22/2025 3:59:47 PM EST | |||
| 80.00 | 20.50 | 25.00 | 22.75 | % | 0.28 | 0 | 0 | 1.01 | -0.98 | 0.01 | 0.00 | 8/22/2025 3:59:47 PM EST | |||
| 85.00 | 25.50 | 30.00 | 27.75 | 27.40 | 0.00 | 0.00% | 0.33 | 0 | 0 | 1.12 | -0.99 | 0.00 | 0.00 | 3/12/2025 | 8/22/2025 3:59:47 PM EST |