Options Chain for PROTAGONIST THERAPEUTICS INC COM (PTGX) - $76.69 as of 10/29/2025 9:11:13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30.00 | 45.70 | 49.00 | 47.35 | % | 1.58 | 0 | 0 | 3.25 | 1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 35.00 | 40.60 | 44.00 | 42.30 | % | 1.21 | 0 | 0 | 2.76 | 1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 40.00 | 35.50 | 39.00 | 37.25 | % | 0.93 | 0 | 0 | 2.36 | 1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 45.00 | 30.50 | 34.00 | 32.25 | % | 0.72 | 0 | 0 | 1.99 | 1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 50.00 | 25.50 | 29.50 | 27.50 | % | 0.55 | 0 | 0 | 1.81 | 1.00 | 0.00 | -0.01 | 10/29/2025 4:00:05 PM EST | |||
| 55.00 | 20.70 | 24.50 | 22.60 | 21.72 | 0.00 | 0.00% | 0.41 | 0 | 47 | 1.50 | 0.99 | 0.00 | -0.04 | 10/17/2025 | 10/29/2025 4:00:05 PM EST |
| 60.00 | 15.80 | 18.70 | 17.25 | 17.94 | 0.00 | 0.00% | 0.29 | 0 | 4 | 1.04 | 0.95 | 0.01 | -0.06 | 10/14/2025 | 10/29/2025 4:00:05 PM EST |
| 65.00 | 11.20 | 15.00 | 13.10 | 20.00 | 0.00 | 0.00% | 0.20 | 0 | 78 | 1.04 | 0.90 | 0.02 | -0.08 | 10/13/2025 | 10/29/2025 4:00:05 PM EST |
| 70.00 | 7.50 | 10.50 | 9.00 | 6.20 | 0.00 | 0.00% | 0.13 | 0 | 38 | 0.56 | 0.79 | 0.03 | -0.09 | 10/23/2025 | 10/29/2025 4:00:05 PM EST |
| 75.00 | 3.70 | 5.70 | 4.70 | 5.00 | +1.10 | +28.21% | 0.06 | 5 | 100 | 0.44 | 0.63 | 0.04 | -0.10 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 80.00 | 2.15 | 3.20 | 2.68 | 2.60 | -0.90 | -25.72% | 0.03 | 35 | 429 | 0.49 | 0.41 | 0.04 | -0.09 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 85.00 | 0.50 | 1.35 | 0.93 | 1.20 | +0.20 | +20.00% | 0.01 | 4 | 648 | 0.42 | 0.23 | 0.03 | -0.07 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 90.00 | 0.30 | 0.80 | 0.55 | 0.53 | -0.12 | -18.47% | 0.01 | 5 | 1,024 | 0.45 | 0.11 | 0.02 | -0.04 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 95.00 | 0.00 | 0.25 | 0.13 | 0.25 | -0.10 | -28.58% | 0.00 | 2 | 833 | 0.44 | 0.05 | 0.01 | -0.02 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 100.00 | 0.00 | 1.95 | 0.98 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 21 | 1.04 | 0.02 | 0.00 | -0.01 | 10/24/2025 | 10/29/2025 4:00:05 PM EST |
| 105.00 | 0.00 | 1.95 | 0.98 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 114 | 1.16 | 0.01 | 0.00 | 0.00 | 10/24/2025 | 10/29/2025 4:00:05 PM EST |
| 110.00 | 0.00 | 0.95 | 0.48 | % | 0.00 | 0 | 0 | 1.03 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 115.00 | 0.00 | 1.35 | 0.68 | % | 0.01 | 0 | 0 | 1.23 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 120.00 | 0.00 | 1.35 | 0.68 | % | 0.01 | 0 | 0 | 1.32 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 125.00 | 0.00 | 1.95 | 0.98 | % | 0.01 | 0 | 0 | 1.55 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 130.00 | 0.00 | 1.35 | 0.68 | % | 0.01 | 0 | 0 | 1.48 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 135.00 | 0.00 | 1.35 | 0.68 | % | 0.01 | 0 | 0 | 1.56 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30.00 | 0.00 | 1.95 | 0.98 | % | 0.03 | 0 | 0 | 3.12 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 35.00 | 0.00 | 0.75 | 0.38 | % | 0.01 | 0 | 0 | 2.09 | 0.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 40.00 | 0.00 | 0.75 | 0.38 | 0.12 | 0.00 | 0.00% | 0.01 | 0 | 2 | 1.78 | 0.00 | 0.00 | 0.00 | 10/13/2025 | 10/29/2025 4:00:05 PM EST |
| 45.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 1 | 1.51 | 0.00 | 0.00 | 0.00 | 10/10/2025 | 10/29/2025 4:00:05 PM EST |
| 50.00 | 0.00 | 0.75 | 0.38 | 0.15 | 0.00 | 0.00% | 0.01 | 0 | 11 | 1.26 | 0.00 | 0.00 | -0.01 | 10/22/2025 | 10/29/2025 4:00:05 PM EST |
| 55.00 | 0.00 | 0.65 | 0.33 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 14 | 0.94 | -0.01 | 0.00 | -0.04 | 10/23/2025 | 10/29/2025 4:00:05 PM EST |
| 60.00 | 0.20 | 0.60 | 0.40 | 0.25 | 0.00 | 0.00% | 0.01 | 0 | 650 | 0.69 | -0.05 | 0.01 | -0.06 | 10/28/2025 | 10/29/2025 4:00:05 PM EST |
| 65.00 | 0.35 | 0.95 | 0.65 | 0.70 | 0.00 | 0.00% | 0.01 | 0 | 423 | 0.59 | -0.10 | 0.02 | -0.08 | 10/27/2025 | 10/29/2025 4:00:05 PM EST |
| 70.00 | 0.80 | 1.70 | 1.25 | 1.49 | -0.01 | -0.67% | 0.02 | 32 | 1,126 | 0.52 | -0.21 | 0.03 | -0.09 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 75.00 | 1.00 | 3.20 | 2.10 | 2.70 | -0.90 | -25.00% | 0.03 | 1 | 339 | 0.41 | -0.37 | 0.04 | -0.10 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 80.00 | 5.10 | 6.00 | 5.55 | 5.50 | +0.90 | +19.57% | 0.07 | 39 | 1,700 | 0.52 | -0.59 | 0.04 | -0.09 | 10/29/2025 | 10/29/2025 4:00:05 PM EST |
| 85.00 | 7.00 | 10.50 | 8.75 | 10.12 | 0.00 | 0.00% | 0.10 | 0 | 103 | 0.72 | -0.77 | 0.03 | -0.07 | 10/24/2025 | 10/29/2025 4:00:05 PM EST |
| 90.00 | 11.00 | 14.50 | 12.75 | 13.10 | 0.00 | 0.00% | 0.14 | 0 | 40 | 0.72 | -0.89 | 0.02 | -0.04 | 10/14/2025 | 10/29/2025 4:00:05 PM EST |
| 95.00 | 16.00 | 19.40 | 17.70 | 20.00 | 0.00 | 0.00% | 0.19 | 0 | 18 | 0.84 | -0.95 | 0.01 | -0.02 | 10/27/2025 | 10/29/2025 4:00:05 PM EST |
| 100.00 | 21.00 | 24.40 | 22.70 | % | 0.23 | 0 | 0 | 0.97 | -0.98 | 0.00 | -0.01 | 10/29/2025 4:00:05 PM EST | |||
| 105.00 | 26.00 | 29.70 | 27.85 | % | 0.27 | 0 | 0 | 1.16 | -0.99 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 110.00 | 31.00 | 34.50 | 32.75 | 31.60 | 0.00 | 0.00% | 0.30 | 0 | 0 | 1.23 | -1.00 | 0.00 | 0.00 | 10/13/2025 | 10/29/2025 4:00:05 PM EST |
| 115.00 | 36.00 | 39.40 | 37.70 | % | 0.33 | 0 | 0 | 1.30 | -1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 120.00 | 41.00 | 44.50 | 42.75 | % | 0.36 | 0 | 0 | 1.43 | -1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 125.00 | 46.00 | 49.40 | 47.70 | % | 0.38 | 0 | 0 | 1.49 | -1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 130.00 | 51.00 | 54.40 | 52.70 | % | 0.41 | 0 | 0 | 1.57 | -1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST | |||
| 135.00 | 56.00 | 59.40 | 57.70 | % | 0.43 | 0 | 0 | 1.66 | -1.00 | 0.00 | 0.00 | 10/29/2025 4:00:05 PM EST |