Zenas BioPharma Inc. (ZBIO)
NASDAQ: ZBIO
· Real-Time Price · USD
21.76
0.81 (3.87%)
At close: Oct 03, 2025, 3:59 PM
22.09
1.52%
After-hours: Oct 03, 2025, 05:15 PM EDT
ZBIO Option Overview
Overview for all option chains of ZBIO. As of October 05, 2025, ZBIO options have an IV of 405.48% and an IV rank of 193.4%. The volume is 0 contracts, which is n/a of average daily volume of 10 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
405.48%IV Rank
100%Historical Volatility
106.51%IV Low
110.85% on Aug 15, 2025IV High
263.19% on Oct 01, 2025Open Interest (OI)
Today's Open Interest
178Put-Call Ratio
0.1Put Open Interest
16Call Open Interest
162Open Interest Avg (30-day)
163Today vs Open Interest Avg (30-day)
109.2%Option Volume
Today's Volume
0Put-Call Ratio
0Put Volume
0Call Volume
0Volume Avg (30-day)
10Today 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 |
| Oct 17, 2025 | 0 | 0 | 0 | 44 | 3 | 0.07 | 405.48% | 20 |
| Nov 21, 2025 | 0 | 0 | 0 | 14 | 6 | 0.43 | 201.87% | 15 |
| Feb 20, 2026 | 0 | 0 | 0 | 104 | 7 | 0.07 | 153.47% | 15 |
| May 15, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 129.01% | 2.5 |