Altimmune Inc. (ALT)
Showing Closing Date Range from Oct 20 to Oct 27, 2026 compared to Oct 12 to Oct 19, 2026.
Compare Last 7 Days with Previous Period
Investor Relations:altimmune.com
Current Period Close
$2.04
Oct 20, 2026 - Oct 27, 2026
Previous Period Close
$2.23
Oct 12, 2026 - Oct 19, 2026
Net Comparison Delta
$-0.19 (-8.52%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(6 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 27, 2026 | $2.04 | Oct 19, 2026 | $2.23 | -8.52% |
| Oct 26, 2026 | $2.05 | Oct 16, 2026 | $2.20 | -6.82% |
| Oct 23, 2026 | $2.12 | Oct 15, 2026 | $2.36 | -10.17% |
| Oct 22, 2026 | $2.17 | Oct 14, 2026 | $2.31 | -6.06% |
| Oct 21, 2026 | $2.23 | Oct 13, 2026 | $2.43 | -8.23% |
| Oct 20, 2026 | $2.30 | Oct 12, 2026 | $2.56 | -10.16% |