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

4.350 -0.110 (-2.47%)
Streaming Delayed Price Updated: 10:55 AM EST, Feb 19, 2026 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 1,673,828
Open 4.470
Bid (Size) 4.340 (2,400)
Ask (Size) 4.350 (1,300)
Prev. Close 4.460
Today's Range 4.270 - 4.530
52wk Range 2.900 - 7.730
Shares Outstanding 95,598,665
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
News headline image
Nasdaq, S&P 500 Futures Edge Higher Ahead Of Fed Decision, Mag 7 Earnings Kick Off: Why NVDA, ASML, ALT, AI, UUU Are On Traders' Radar Today ↗
Retail sentiment on major ETFs such as SPY and QQQ turned ‘extremely bearish’ on Stocktwits. 
Via Stocktwits
Topics Artificial Intelligence ETFs Economy
News headline image
ALT Stock Surges Toward Sixth Straight Day Of Gains: Retail Bets A Buyout Is On The Horizon ↗
Altimmune plans to raise $75 million via a direct offering to bankroll its Phase 3 MASH trial, easing near-term funding risk. 
Via Stocktwits

Performance

YTD
+23.9%
+23.9%
1 Month
+2.8%
+2.8%
3 Month
-5.2%
-5.2%
6 Month
+19.8%
+19.8%
1 Year
-32.9%
-32.9%

More News

Read More
News headline image
Nasdaq, S&P 500 Futures Subdued Ahead Of PMI Data: Why INTC, TSLA, NFLX, VST, MOVE Are On Traders' Radar Today ↗
Via Stocktwits
Topics ETFs Government Lawsuit
News headline image
Earnings Scheduled For November 6, 2025 ↗
Via Benzinga
News headline image
ALT Stock Rallies 4% — What Does Retail Think? ↗
Via Stocktwits
News headline image
Why Are Investors Looking At Altimmune Stock? ↗
Via Benzinga
News headline image
Altimmune Receives FDA’s Breakthrough Therapy Designation For Its Liver Disease Drug ↗
Via Stocktwits
News headline image
Altimmune Stock Soars Over 10% Premarket On Positive Mid-Stage Data For Liver Disease Treatment Drug ↗
Via Stocktwits
News headline image
Altimmune Stock Attracts Strong Retail Buzz As Investors Count Down To 48-Week Data For Its Fatty Liver Treatment ↗
Via Stocktwits
News headline image
Important Notice to Long-Term Shareholders of Altimmune, Inc. (NASDAQ: ALT); Five Below, Inc. (NASDAQ: FIVE); Flywire Corporation (NASDAQ: FLYW); and Hertz Global Holdings, Inc. (NASDAQ: HTZ): Grabar Law Office is Investigating Claims on Your Behalf
From Grabar Law Office
Via GlobeNewswire
News headline image
Altimmune Stock: A Deep Dive Into Analyst Perspectives (4 Ratings) ↗
Via Benzinga
News headline image
ALTIMMUNE ALERT: Bragar Eagel & Squire, P.C. is Investigating Altimmune, Inc. on Behalf of Long-Term Stockholders and Encourages Investors to Contact the Firm
From Bragar Eagel & Squire
Via GlobeNewswire
News headline image
FINAL DEADLINE ALERT: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of Altimmune
From Faruqi & Faruqi, LLP
Via Business Wire
News headline image
ALTIMMUNE FINAL DEADLINE REMINDER: Bragar Eagel & Squire, P.C. Urges Investors to Contact the Firm Regarding the October 6th Deadline
From Bragar Eagel & Squire
Via GlobeNewswire
News headline image
Levi & Korsinsky Reminds Altimmune Investors of the Pending Class Action Lawsuit With a Lead Plaintiff Deadline of October 6, 2025 - ALT
Via NewMediaWire
Topics Fraud Lawsuit
News headline image
Levi & Korsinsky Reminds Altimmune Investors of the Pending Class Action Lawsuit With a Lead Plaintiff Deadline of October 6, 2025 - ALT
Via TheNewswire.com
Topics Fraud Lawsuit
News headline image
ALT INVESTOR NOTICE: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of Altimmune
From Faruqi & Faruqi LLP
Via GlobeNewswire
News headline image
ALTIMMUNE CLASS ACTION REMINDER: Bragar Eagel & Squire, P.C. Reminds Investors of October 6th Deadline and Urges Investors to Contact the Firm
From Bragar Eagel & Squire
Via GlobeNewswire
News headline image
Altimmune, Inc. Class Action: Levi & Korsinsky Reminds Altimmune Investors of the Pending Class Action Lawsuit With a Lead Plaintiff Deadline of October 6, 2025 - ALT
Via NewMediaWire
Topics Fraud Lawsuit
News headline image
Altimmune, Inc. Class Action: Levi & Korsinsky Reminds Altimmune Investors of the Pending Class Action Lawsuit With a Lead Plaintiff Deadline of October 6, 2025 - ALT
Via TheNewswire.com
Topics Fraud Lawsuit
News headline image
Contact Levi & Korsinsky by October 6, 2025 Deadline to Join Class Action Against Altimmune, Inc. (ALT)
Via NewMediaWire
Topics Fraud Lawsuit
News headline image
Contact Levi & Korsinsky by October 6, 2025 Deadline to Join Class Action Against Altimmune, Inc. (ALT)
Via TheNewswire.com
Topics Fraud Lawsuit
News headline image
ALT DEADLINE: ROSEN, TRUSTED INVESTOR COUNSEL, Encourages Altimmune, Inc. Investors with Losses in Excess of $100K to Secure Counsel Before Important October 6 Deadline in Securities Class Action - ALT
From The Rosen Law Firm PA
Via GlobeNewswire
News headline image
Altimmune, Inc. Sued for Securities Law Violations - Contact the DJS Law Group to Discuss Your Rights – ALT
From DJS Law Group
Via Business Wire
News headline image
INVESTOR DEADLINE APPROACHING: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of Altimmune
From Faruqi & Faruqi LLP
Via GlobeNewswire

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 4.350
When was Altimmune, Inc. - Common Stock last traded?
The last trade of Altimmune, Inc. - Common Stock was at 02/19/26 10:55 AM ET
What is the market capitalization of Altimmune, Inc. - Common Stock?
The market capitalization of Altimmune, Inc. - Common Stock is 415.85M
How many shares of Altimmune, Inc. - Common Stock are outstanding?
Altimmune, Inc. - Common Stock has 416M shares outstanding.
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