89bio Inc. (ETNB)
NASDAQ: ETNB
· Real-Time Price · USD
9.34
-0.02 (-0.21%)
At close: Aug 27, 2025, 3:59 PM
9.34
0.00%
After-hours: Aug 27, 2025, 05:42 PM EDT
ETNB Option Overview
Overview for all option chains of ETNB. As of August 27, 2025, ETNB options have an IV of 162.37% and an IV rank of 108.32%. The volume is 28 contracts, which is 4.71% of average daily volume of 595 contracts. The volume put-call ratio is 1, indicating a neutral sentiment in the market.
Implied Volatility
Implied Volatility (30d)
162.37%IV Rank
108.32%Historical Volatility
42.37%IV Low
75.01% on Aug 30, 2024IV High
155.66% on Apr 09, 2025Open Interest (OI)
Today's Open Interest
17,248Put-Call Ratio
0.31Put Open Interest
4,128Call Open Interest
13,120Open Interest Avg (30-day)
10,835Today vs Open Interest Avg (30-day)
159.19%Option Volume
Today's Volume
28Put-Call Ratio
1Put Volume
14Call Volume
14Volume Avg (30-day)
595Today vs Volume Avg (30-day)
4.71%Option Chain Statistics
This table provides a comprehensive overview of all ETNB options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Sep 19, 2025 | 11 | 0 | 0 | 4,313 | 33 | 0.01 | 162.37% | 10 |
| Oct 17, 2025 | 0 | 0 | 0 | 1 | 3 | 3 | 97.05% | 7.5 |
| Nov 21, 2025 | 2 | 4 | 2 | 4,478 | 3,086 | 0.69 | 85.3% | 10 |
| Dec 19, 2025 | 0 | 0 | 0 | 3,967 | 834 | 0.21 | 89.88% | 7.5 |
| Feb 20, 2026 | 1 | 10 | 10 | 361 | 172 | 0.48 | 78.55% | 10 |