Zenas BioPharma Inc. (ZBIO)
NASDAQ: ZBIO
· Real-Time Price · USD
16.82
0.06 (0.36%)
At close: Aug 15, 2025, 3:59 PM
17.00
1.07%
After-hours: Aug 15, 2025, 05:40 PM EDT
ZBIO Open Interest Chart
Open interest breakdown by expiration date for ZBIO
options contracts. Displaying data for 3
active expiration dates with future expiry.
Total open interest across all expiries is
87
contracts, with 74
call contracts and
13 put contracts. The
overall put-call open interest ratio is
0.18, indicating a
bullish
bias in positioning. Options expire from
Sep 19, 2025
to
Feb 20, 2026.
Open Interest Table
| Expiry Date | Call OI | Put OI | P/C OI |
|---|---|---|---|
| Sep 19, 2025 | 49 | 4 | 0.08 |
| Nov 21, 2025 | 8 | 4 | 0.50 |
| Feb 20, 2026 | 17 | 5 | 0.29 |