Zenas BioPharma Inc. (ZBIO)
NASDAQ: ZBIO
· Real-Time Price · USD
16.32
0.47 (2.97%)
At close: Aug 20, 2025, 3:59 PM
16.64
1.96%
After-hours: Aug 20, 2025, 07:16 PM EDT
ZBIO Option Overview
Overview for all option chains of ZBIO. As of August 21, 2025, ZBIO options have an IV of 136.77% and an IV rank of 34.86%. The volume is 0 contracts, which is n/a of average daily volume of 11 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
136.77%IV Rank
34.86%Historical Volatility
88.68%IV Low
114.37% on Aug 15, 2025IV High
178.62% on Aug 19, 2025Open Interest (OI)
Today's Open Interest
212Put-Call Ratio
0.7Put Open Interest
87Call Open Interest
125Open Interest Avg (30-day)
54Today vs Open Interest Avg (30-day)
392.59%Option Volume
Today's Volume
0Put-Call Ratio
0Put Volume
0Call Volume
0Volume Avg (30-day)
11Today vs Volume Avg (30-day)
n/aOption Chain Statistics
This table provides a comprehensive overview of all ZBIO 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 | 0 | 0 | 0 | 69 | 78 | 1.13 | 136.77% | 15 |
| Oct 17, 2025 | 0 | 0 | 0 | 25 | 0 | 0 | 141.45% | 2.5 |
| Nov 21, 2025 | 0 | 0 | 0 | 9 | 4 | 0.44 | 115.61% | 7.5 |
| Feb 20, 2026 | 0 | 0 | 0 | 22 | 5 | 0.23 | 107.05% | 17.5 |