Options Chain for ULTRAGENYX PHARMACEUTICAL INC COM (RARE) - $34.58 as of 12/26/2025 3:38:00 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 17.40 | 21.50 | 19.45 | 23.00 | 0.00 | 0.00% | 1.30 | 0 | 112 | 2.51 | 0.96 | 0.00 | -0.02 | 12/9/2025 | 12/26/2025 3:59:55 PM EST |
| 17.50 | 15.30 | 19.10 | 17.20 | 13.80 | 0.00 | 0.00% | 0.98 | 0 | 101 | 2.17 | 0.93 | 0.01 | -0.02 | 11/7/2025 | 12/26/2025 3:59:55 PM EST |
| 20.00 | 13.00 | 17.00 | 15.00 | 16.55 | 0.00 | 0.00% | 0.75 | 0 | 47 | 1.98 | 0.89 | 0.01 | -0.03 | 12/9/2025 | 12/26/2025 3:59:55 PM EST |
| 22.50 | 11.30 | 15.10 | 13.20 | 11.30 | 0.00 | 0.00% | 0.59 | 0 | 83 | 1.85 | 0.85 | 0.01 | -0.04 | 11/10/2025 | 12/26/2025 3:59:55 PM EST |
| 25.00 | 9.70 | 13.60 | 11.65 | 12.10 | 0.00 | 0.00% | 0.47 | 0 | 12 | 1.24 | 0.80 | 0.01 | -0.05 | 12/23/2025 | 12/26/2025 3:59:55 PM EST |
| 27.50 | 8.40 | 12.40 | 10.40 | 12.00 | 0.00 | 0.00% | 0.38 | 0 | 32 | 1.35 | 0.75 | 0.02 | -0.06 | 12/3/2025 | 12/26/2025 3:59:55 PM EST |
| 30.00 | 8.00 | 11.30 | 9.65 | 10.00 | 0.00 | 0.00% | 0.32 | 0 | 114 | 1.48 | 0.70 | 0.02 | -0.06 | 12/16/2025 | 12/26/2025 3:59:55 PM EST |
| 32.50 | 6.90 | 10.00 | 8.45 | 8.50 | -0.73 | -7.91% | 0.26 | 5 | 83 | 1.47 | 0.65 | 0.02 | -0.07 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 35.00 | 6.10 | 9.40 | 7.75 | 8.13 | +0.63 | +8.40% | 0.22 | 15 | 2,943 | 1.52 | 0.60 | 0.02 | -0.07 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 37.50 | 5.00 | 8.50 | 6.75 | 6.60 | +0.30 | +4.77% | 0.18 | 2 | 95 | 1.50 | 0.55 | 0.02 | -0.07 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 40.00 | 4.70 | 7.70 | 6.20 | 5.80 | -0.25 | -4.14% | 0.15 | 2 | 1,590 | 1.54 | 0.50 | 0.02 | -0.07 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 42.50 | 2.90 | 6.00 | 4.45 | 3.80 | 0.00 | 0.00% | 0.10 | 0 | 290 | 1.33 | 0.46 | 0.02 | -0.07 | 12/23/2025 | 12/26/2025 3:59:55 PM EST |
| 45.00 | 2.90 | 5.60 | 4.25 | 4.25 | 0.00 | 0.00% | 0.09 | 0 | 46 | 1.40 | 0.42 | 0.02 | -0.07 | 12/24/2025 | 12/26/2025 3:59:55 PM EST |
| 47.50 | 2.70 | 5.70 | 4.20 | 5.10 | 0.00 | 0.00% | 0.09 | 0 | 9 | 1.49 | 0.38 | 0.02 | -0.07 | 12/8/2025 | 12/26/2025 3:59:55 PM EST |
| 50.00 | 1.10 | 5.20 | 3.15 | 2.97 | 0.00 | 0.00% | 0.06 | 0 | 1,115 | 1.35 | 0.35 | 0.02 | -0.06 | 12/19/2025 | 12/26/2025 3:59:55 PM EST |
| 55.00 | 2.00 | 3.00 | 2.50 | 2.50 | 0.00 | 0.00% | 0.05 | 0 | 1,221 | 1.40 | 0.29 | 0.02 | -0.06 | 12/24/2025 | 12/26/2025 3:59:55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 0.00 | 2.20 | 1.10 | % | 0.07 | 0 | 0 | 2.46 | -0.04 | 0.00 | -0.02 | 12/26/2025 3:59:55 PM EST | |||
| 17.50 | 0.05 | 2.35 | 1.20 | 0.30 | 0.00 | 0.00% | 0.07 | 0 | 883 | 1.49 | -0.07 | 0.01 | -0.02 | 12/9/2025 | 12/26/2025 3:59:55 PM EST |
| 20.00 | 0.05 | 1.45 | 0.75 | 0.60 | 0.00 | 0.00% | 0.04 | 1 | 1,393 | 1.09 | -0.11 | 0.01 | -0.03 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 22.50 | 0.65 | 2.15 | 1.40 | 1.65 | 0.00 | 0.00% | 0.06 | 0 | 661 | 1.22 | -0.15 | 0.01 | -0.04 | 12/17/2025 | 12/26/2025 3:59:55 PM EST |
| 25.00 | 1.00 | 3.60 | 2.30 | 2.85 | 0.00 | 0.00% | 0.09 | 0 | 2,309 | 1.26 | -0.20 | 0.01 | -0.05 | 12/23/2025 | 12/26/2025 3:59:55 PM EST |
| 27.50 | 2.30 | 4.40 | 3.35 | 3.70 | +0.10 | +2.78% | 0.12 | 7 | 1,559 | 1.30 | -0.25 | 0.02 | -0.06 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 30.00 | 4.60 | 6.70 | 5.65 | 5.03 | 0.00 | 0.00% | 0.19 | 0 | 786 | 1.55 | -0.30 | 0.02 | -0.06 | 12/23/2025 | 12/26/2025 3:59:55 PM EST |
| 32.50 | 4.70 | 8.50 | 6.60 | 6.60 | -0.70 | -9.59% | 0.20 | 19 | 26 | 1.46 | -0.35 | 0.02 | -0.07 | 12/26/2025 | 12/26/2025 3:59:55 PM EST |
| 35.00 | 6.20 | 10.20 | 8.20 | 7.50 | 0.00 | 0.00% | 0.23 | 0 | 451 | 1.48 | -0.40 | 0.02 | -0.07 | 12/23/2025 | 12/26/2025 3:59:55 PM EST |
| 37.50 | 8.70 | 11.70 | 10.20 | 8.55 | 0.00 | 0.00% | 0.27 | 0 | 72 | 1.55 | -0.45 | 0.02 | -0.07 | 12/9/2025 | 12/26/2025 3:59:55 PM EST |
| 40.00 | 10.30 | 12.70 | 11.50 | 10.00 | 0.00 | 0.00% | 0.29 | 0 | 103 | 1.47 | -0.50 | 0.02 | -0.07 | 12/12/2025 | 12/26/2025 3:59:55 PM EST |
| 42.50 | 12.00 | 15.10 | 13.55 | 12.00 | 0.00 | 0.00% | 0.32 | 0 | 10 | 1.51 | -0.54 | 0.02 | -0.07 | 12/4/2025 | 12/26/2025 3:59:55 PM EST |
| 45.00 | 12.90 | 16.90 | 14.90 | % | 0.33 | 0 | 0 | 1.40 | -0.58 | 0.02 | -0.07 | 12/26/2025 3:59:55 PM EST | |||
| 47.50 | 14.70 | 18.80 | 16.75 | % | 0.35 | 0 | 0 | 1.36 | -0.62 | 0.02 | -0.07 | 12/26/2025 3:59:55 PM EST | |||
| 50.00 | 16.60 | 20.70 | 18.65 | % | 0.37 | 0 | 0 | 1.32 | -0.65 | 0.02 | -0.06 | 12/26/2025 3:59:55 PM EST | |||
| 55.00 | 21.00 | 25.00 | 23.00 | % | 0.42 | 0 | 0 | 1.28 | -0.71 | 0.02 | -0.06 | 12/26/2025 3:59:55 PM EST |