Zenas BioPharma Inc. (ZBIO)
NASDAQ: ZBIO
· Real-Time Price · USD
17.00
0.44 (2.66%)
At close: Aug 26, 2025, 3:59 PM
17.00
0.00%
After-hours: Aug 26, 2025, 04:10 PM EDT
ZBIO Open Interest Chart
Open interest breakdown by expiration date for ZBIO
options contracts. Displaying data for 4
active expiration dates with future expiry.
Total open interest across all expiries is
347
contracts, with 260
call contracts and
87 put contracts. The
overall put-call open interest ratio is
0.33, 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 | 61 | 78 | 1.28 |
| Oct 17, 2025 | 25 | 0 | 0.00 |
| Nov 21, 2025 | 9 | 4 | 0.44 |
| Feb 20, 2026 | 165 | 5 | 0.03 |