Options Chain for 89BIO INC COM (ETNB) - $14.95 as of 10/30/2025 5:46:36 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 | 10.20 | 15.00 | 12.60 | 12.17 | 0.00 | 0.00% | 5.04 | 0 | 0 | 0.00 | 0.99 | 0.00 | 0.00 | 10/10/2025 | 10/30/2025 3:59:55 PM EST | 
| 4.00 | 8.50 | 13.50 | 11.00 | % | 2.75 | 0 | 0 | 0.00 | 0.96 | 0.01 | -0.01 | 10/30/2025 3:59:55 PM EST | |||
| 5.00 | 8.60 | 12.50 | 10.55 | 11.90 | 0.00 | 0.00% | 2.11 | 0 | 2 | 6.15 | 0.94 | 0.01 | -0.02 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 6.00 | 6.50 | 11.50 | 9.00 | % | 1.50 | 0 | 0 | 7.24 | 0.91 | 0.01 | -0.02 | 10/30/2025 3:59:55 PM EST | |||
| 7.50 | 7.30 | 7.50 | 7.40 | 7.30 | 0.00 | 0.00% | 0.99 | 0 | 132 | 2.83 | 0.86 | 0.02 | -0.03 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 9.00 | 3.80 | 8.50 | 6.15 | % | 0.68 | 0 | 0 | 4.29 | 0.81 | 0.03 | -0.03 | 10/30/2025 3:59:55 PM EST | |||
| 10.00 | 3.10 | 6.10 | 4.60 | 4.70 | 0.00 | 0.00% | 0.46 | 0 | 28 | 1.51 | 0.77 | 0.03 | -0.03 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 11.00 | 1.50 | 6.40 | 3.95 | % | 0.36 | 0 | 0 | 3.15 | 0.73 | 0.03 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 12.50 | 2.30 | 4.80 | 3.55 | 2.35 | 0.00 | 0.00% | 0.28 | 0 | 75 | 1.76 | 0.67 | 0.04 | -0.04 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 14.00 | 0.80 | 4.80 | 2.80 | 0.80 | 0.00 | 0.00% | 0.20 | 0 | 55 | 1.66 | 0.60 | 0.04 | -0.04 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 15.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 6,943 | 0.26 | 0.56 | 0.04 | -0.04 | 10/28/2025 | 10/30/2025 3:59:55 PM EST | 
| 16.00 | 0.00 | 0.55 | 0.28 | % | 0.02 | 0 | 0 | 0.75 | 0.52 | 0.04 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 17.50 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 1,284 | 0.46 | 0.47 | 0.04 | -0.04 | 9/22/2025 | 10/30/2025 3:59:55 PM EST | 
| 19.00 | 0.00 | 0.05 | 0.03 | % | 0.00 | 0 | 0 | 0.56 | 0.43 | 0.04 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 20.00 | 0.00 | 0.05 | 0.03 | 0.04 | 0.00 | 0.00% | 0.00 | 0 | 279 | 0.62 | 0.40 | 0.04 | -0.04 | 9/19/2025 | 10/30/2025 3:59:55 PM EST | 
| 21.00 | 0.00 | 0.05 | 0.03 | % | 0.00 | 0 | 0 | 0.68 | 0.37 | 0.04 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 22.50 | 0.00 | 0.05 | 0.03 | 0.25 | 0.00 | 0.00% | 0.00 | 0 | 2 | 0.76 | 0.34 | 0.04 | -0.03 | 3/7/2025 | 10/30/2025 3:59:55 PM EST | 
| 25.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 1.61 | 0.28 | 0.04 | -0.03 | 10/30/2025 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 2.35 | -0.01 | 0.00 | 0.00 | 10/30/2025 3:59:55 PM EST | |||
| 4.00 | 0.00 | 4.80 | 2.40 | % | 0.60 | 0 | 0 | 0.00 | -0.04 | 0.01 | -0.01 | 10/30/2025 3:59:55 PM EST | |||
| 5.00 | 0.00 | 0.05 | 0.03 | 0.01 | 0.00 | 0.00% | 0.01 | 0 | 11 | 1.40 | -0.06 | 0.01 | -0.02 | 10/27/2025 | 10/30/2025 3:59:55 PM EST | 
| 6.00 | 0.00 | 4.80 | 2.40 | % | 0.40 | 0 | 0 | 8.03 | -0.09 | 0.01 | -0.02 | 10/30/2025 3:59:55 PM EST | |||
| 7.50 | 0.00 | 0.05 | 0.03 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 129 | 0.86 | -0.14 | 0.02 | -0.03 | 10/27/2025 | 10/30/2025 3:59:55 PM EST | 
| 9.00 | 0.00 | 4.80 | 2.40 | % | 0.27 | 0 | 0 | 4.64 | -0.19 | 0.03 | -0.03 | 10/30/2025 3:59:55 PM EST | |||
| 10.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 532 | 0.47 | -0.23 | 0.03 | -0.03 | 9/25/2025 | 10/30/2025 3:59:55 PM EST | 
| 11.00 | 0.00 | 0.05 | 0.03 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 100 | 0.33 | -0.27 | 0.03 | -0.04 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 12.50 | 0.00 | 0.05 | 0.03 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 8,862 | 0.13 | -0.33 | 0.04 | -0.04 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 14.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 6,925 | 0.00 | -0.40 | 0.04 | -0.04 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 15.00 | 0.50 | 0.60 | 0.55 | 0.55 | 0.00 | 0.00% | 0.04 | 0 | 9,549 | 0.00 | -0.44 | 0.04 | -0.04 | 10/29/2025 | 10/30/2025 3:59:55 PM EST | 
| 16.00 | 1.40 | 4.30 | 2.85 | 1.60 | 0.00 | 0.00% | 0.18 | 0 | 4 | 1.23 | -0.48 | 0.04 | -0.04 | 10/7/2025 | 10/30/2025 3:59:55 PM EST | 
| 17.50 | 2.65 | 5.50 | 4.08 | 3.00 | 0.00 | 0.00% | 0.23 | 0 | 2 | 1.25 | -0.53 | 0.04 | -0.04 | 9/22/2025 | 10/30/2025 3:59:55 PM EST | 
| 19.00 | 2.00 | 6.90 | 4.45 | % | 0.23 | 0 | 0 | 1.34 | -0.57 | 0.04 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 20.00 | 3.00 | 7.90 | 5.45 | % | 0.27 | 0 | 0 | 1.44 | -0.60 | 0.04 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 21.00 | 4.00 | 9.00 | 6.50 | % | 0.31 | 0 | 0 | 1.58 | -0.63 | 0.04 | -0.04 | 10/30/2025 3:59:55 PM EST | |||
| 22.50 | 5.50 | 10.50 | 8.00 | % | 0.36 | 0 | 0 | 1.70 | -0.66 | 0.04 | -0.03 | 10/30/2025 3:59:55 PM EST | |||
| 25.00 | 8.00 | 13.00 | 10.50 | % | 0.42 | 0 | 0 | 1.87 | -0.72 | 0.04 | -0.03 | 10/30/2025 3:59:55 PM EST |