Altimmune Inc. (ALT)
NASDAQ: ALT
· Real-Time Price · USD
3.55
-0.08 (-2.20%)
At close: Aug 18, 2025, 3:59 PM
3.53
-0.63%
After-hours: Aug 18, 2025, 07:55 PM EDT
ALT Open Interest Chart
Open interest breakdown by expiration date for ALT
options contracts. Displaying data for 11
active expiration dates with future expiry.
Total open interest across all expiries is
180,668
contracts, with 143,691
call contracts and
36,977 put contracts. The
overall put-call open interest ratio is
0.26, indicating a
bullish
bias in positioning. Options expire from
Aug 22, 2025
to
Jan 15, 2027.
Open Interest Table
| Expiry Date | Call OI | Put OI | P/C OI |
|---|---|---|---|
| Aug 22, 2025 | 1,906 | 515 | 0.27 |
| Aug 29, 2025 | 1,637 | 4,057 | 2.48 |
| Sep 5, 2025 | 467 | 6,181 | 13.24 |
| Sep 12, 2025 | 237 | 159 | 0.67 |
| Sep 19, 2025 | 48,308 | 5,264 | 0.11 |
| Sep 26, 2025 | 319 | 142 | 0.45 |
| Oct 17, 2025 | 20 | 9 | 0.45 |
| Dec 19, 2025 | 8,016 | 2,063 | 0.26 |
| Jan 16, 2026 | 64,673 | 15,800 | 0.24 |
| Mar 20, 2026 | 1,298 | 81 | 0.06 |
| Jan 15, 2027 | 16,810 | 2,706 | 0.16 |