Spero Therapeutics Inc. (SPRO)
NASDAQ: SPRO
· Real-Time Price · USD
2.05
0.02 (0.99%)
At close: Oct 03, 2025, 3:59 PM
2.05
0.00%
After-hours: Oct 03, 2025, 04:10 PM EDT
SPRO Open Interest Chart
Open interest breakdown by expiration date for SPRO
options contracts. Displaying data for 4
active expiration dates with future expiry.
Total open interest across all expiries is
9,815
contracts, with 7,876
call contracts and
1,939 put contracts.
Open Interest Table
| Expiry Date | Call OI | Put OI | P/C OI |
|---|---|---|---|
| Oct 17, 2025 | 4,012 | 1,277 | 0.32 |
| Nov 21, 2025 | 13 | 0 | 0.00 |
| Jan 16, 2026 | 3,172 | 552 | 0.17 |
| Apr 17, 2026 | 679 | 110 | 0.16 |