stockNASDAQ: ALT • Today's Updates
Altimmune Inc. (ALT) Today Close
Showing Closing Date Range from Oct 7 to Oct 8, 2026.
Investor Relations:altimmune.com
NASDAQ MarketOfficial Close Wall Street: 8:21 PM ET
Today's Session Settled & Finalized
Official market closing rate settled for Oct 08, 2026. Next session begins at 9:30 AM ET.
Multi-Day Trends:View 28-Day Chart
Started At
Market Open Opening price at session start (9:30 AM ET)
$2.65
Opening Gap$-0.01(-0.38%)
Closed At
OFFICIAL CLOSESettled close for Oct 08, 2026
$2.60
Session DateOct 08, 2026
Lost Today
LOSS Net movement vs previous close
$-0.06 (-2.26%)
Intraday (from open)$-0.05 (-1.89%)
Day's High & Low Range
Session Low
$2.55
Session High
$2.65
Low ($2.55)Closed At ($2.60)High ($2.65)
Trading Activity & Liquidity
Shares Traded
4.92M
4,920,902 shares
Dollar Volume
$12.79M
Close × Volume traded
Session Turnover$12.79M USD
Session Statistics Breakdown
Key opening, settlement, and trading metrics for Altimmune Inc. (ALT).
Oct 08, 2026
Started At (Open)
$2.65
Previous Close
$2.66
Session High
$2.65
Session Low
$2.55
Closed At
$2.60
Gained / Lost ($)
$-0.06
Gained / Lost (%)
-2.26%
Day's Spread
$0.10