US equities |

Altimmune, Inc. - Common Stock (NQ:ALT)

2.215 -0.085 (-3.70%)
Delayed Quote Updated: 3:20 PM EDT, Oct 21, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 3,113,181
Open 2.310
Bid (Size) 2.210 (22,800)
Ask (Size) 2.220 (20,100)
Prev. Close 2.300
Today's Range 2.190 - 2.350
52wk Range 2.170 - 6.440
Shares Outstanding 95,598,665
Dividend Yield N/A

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Performance

52-Week Range 65.6% below 52-week high
2.215
2.1752W Low 6.4452W High
1 Week 8.1% below 1-week high
2.171W Low 2.411W High

Altimmune, Inc. - Common Stock (ALT) traded between $2.17 and $6.44 over the past 52 weeks and last traded at $2.21, 65.6% below its 52-week high. Over the past week it ranged between $2.17 and $2.41.

Past 12 Months
-4.1%
-32.3%
-21.5%
-35.0%
-36.9%
-44.6%
1W -$0.10
1M -$1.06
3M -$0.60
6M -$1.20
YTD -$1.29
1Y -$1.79

ALT was -44.6% over the past year, -35.0% over six months, -36.9% year to date, -4.1% in the last week.

12 Months vs Market
ALT
-44.6%
DIA
+12.7%
SPY
+15.0%
QQQ
+18.5%
IWM
+11.3%

Over the past 12 months ALT returned -44.6% versus DIA (Dow) +12.7%, SPY (S&P 500) +15.0%, QQQ (Nasdaq 100) +18.5% and IWM (Russell 2000) +11.3%.

Volume & Liquidity 0.73× 3-mo avg
Today 3,113,181 3-mo avg 4.2M
1W
3.6M
1M
3.8M
3M
4.2M
6M
4.3M
YTD
4.3M
1Y
4.2M

ALT most recently traded 3,113,181 shares against a 3-month average daily volume of 4.2M.

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Frequently Asked Questions

Is Altimmune, Inc. - Common Stock publicly traded?
Yes, Altimmune, Inc. - Common Stock is publicly traded.
What exchange does Altimmune, Inc. - Common Stock trade on?
Altimmune, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Altimmune, Inc. - Common Stock?
The ticker symbol for Altimmune, Inc. - Common Stock is ALT on the Nasdaq Stock Market
What is the current price of Altimmune, Inc. - Common Stock?
The current price of Altimmune, Inc. - Common Stock is 2.215
When was Altimmune, Inc. - Common Stock last traded?
The last trade of Altimmune, Inc. - Common Stock was at 10/21/26 03:20 PM ET
What is the market capitalization of Altimmune, Inc. - Common Stock?
The market capitalization of Altimmune, Inc. - Common Stock is 211.75M
How many shares of Altimmune, Inc. - Common Stock are outstanding?
Altimmune, Inc. - Common Stock has 212M shares outstanding.