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

3.340 -0.080 (-2.34%)
Streaming Delayed Price Updated: 4:00 PM EDT, Mar 20, 2026 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 12,478,249
Open 3.430
Bid (Size) 3.360 (300)
Ask (Size) 3.370 (500)
Prev. Close 3.420
Today's Range 3.310 - 3.520
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
ALT Stock Drops On Wider-Than-Expected Q4 Loss: Retail Voices Hopes For Deal To Alleviate Cash Concerns ↗
CFO says company continues to be “strategic and opportunistic” in approach to securing capital needed for late-stage MASH trial. 
Via Stocktwits
News headline image
Altimmune (ALT) Q4 2025 Earnings Call Transcript ↗
Altimmune (ALT) Q4 2025 Earnings Call Transcript 
Via The Motley Fool
Topics Earnings

Performance

YTD
-4.8%
-4.8%
1 Month
-25.8%
-25.8%
3 Month
-33.9%
-33.9%
6 Month
-13.7%
-13.7%
1 Year
-42.5%
-42.5%

More News

Read More
Altimmune Inc (NASDAQ:ALT) Reports Q4 Earnings Miss Amid Key Pipeline Milestones ↗
Via Chartmill
Topics Earnings
News headline image
Forget Altimmune: This Proven Obesity‑Drug Giant Is the Better Weight‑Loss Play ↗
Via The Motley Fool
News headline image
Earnings Scheduled For November 6, 2025 ↗
Via Benzinga
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 ↗
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 ↗
Via Stocktwits
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
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

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 3.340
When was Altimmune, Inc. - Common Stock last traded?
The last trade of Altimmune, Inc. - Common Stock was at 03/20/26 04:00 PM ET
What is the market capitalization of Altimmune, Inc. - Common Stock?
The market capitalization of Altimmune, Inc. - Common Stock is 319.30M
How many shares of Altimmune, Inc. - Common Stock are outstanding?
Altimmune, Inc. - Common Stock has 319M shares outstanding.
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