ALT Company Profile and Key Details

ALT has shown sold momentum, gaining 4.44% over the past week and 10.44% over the past quarter, though year-to-date performance is up 17.17%. Short-term trend indicators are bearishly aligned (SMA20 -6.74%, SMA50 -2.25%, SMA200 -1.26%). The stock’s 14-day RSI is 43.9 (neutral), while the ATR of 0.31 points to higher daily volatility. The stock remains hovering near 52-week lows, trading -42.3% below its high and over 53.79% above its low. Average 10-day trading volume of 4.41 million shares is in line with the 3-month average of 4.46 million, indicating normal recent market interest.

Altimmune, Inc. generated EPS of -$1.07 over the past year. Five-year average earnings growth is 3.48%. Wall Street analysts project EPS growth of 8.87% annually over the next five years. The latest quarter delivered EPS of -$0.12. The next quarter is forecast at -$0.23. Next year's EPS is expected at -$12.89. Analyst sentiment is bullish. Analyst rating data shows there are 3 Strong Buy ratings, 5 Buy ratings, 0 Hold ratings, 0 Sell rating and 0 Strong Sell ratings. Price targets range from $25.00 to $10.00. The high target offers 669.23% upside. The low target suggests 207.69% downside. The mean target is $15.25. This offers 369.23% upside. Altimmune, Inc. earnings surprise history is frequent misses against expectations. The quarter that ended August 11, 2026, missed forecasts by -11.44%. The prior quarter beat by -28.0%. Over the last six quarters, Apple has recorded several small beats. These include -25.71% in May 13, 2025.

Altimmune, Inc. has 194.52 million shares outstanding. The public float is 164.39 million shares, elevated short interest at 25.59% of float. This equals 49.71 million shares. The short ratio is 11.28 days. Institutional investors hold 58.37% of the float. Insiders own 0.41%. PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. holds 6.63 million shares, Venrock Healthcare Capital Partners III, L.P. has 4.50 million shares and VELOCITY PHARMACEUTICAL HOLDINGS LLC has 1.69 million shares. Over the past six months, insider transactions show net buying. They sold 0.00 shares across 0 transactions.

Altimmune, Inc. last paid a dividend of 0 per share, Dividend and splits history remains an important factor for investors monitoring long-term returns. A discounted cash flow model estimates fair value at around $0.09. This means the shares are trading above this model’s fair value.

Altimmune, Inc. trades at a P/E ratio of -4.17, slightly below the S&P 500 average, with a price-to-sales ratio of 20388.4 and a price-to-book ratio of 1.27 suggesting the stock is closer to book value. The P/FCF stands at -8.26, also below market averages.

Our AI price prediction model suggests that Altimmune, Inc. stock has strong potential for upside but may face short-term weakness followed by gains in the medium and long term. 2-Week Outlook: Projected increase of 4.0%, with price expected at $3.38 by October 02, 2026, within a range of $3.28 to $3.50 3-Month Outlook: Projected rise of 36.92%, reaching $4.45 by December 17, 2026, with a range of $4.20 to $4.71. 1-Year Outlook: Projected gain of 129.85%, with price at $7.47 by September 17, 2027, within a range of $0.00 to $11.59.

Altimmune, Inc. (NASDAQ:ALT) shares are up 17.17% year-to-date currently trading near 52-week highs band. Short-term momentum has been positive over the last quarter, despite recent volatility. Valuation shows Altimmune, Inc. trading at a premium to the broader market with a P/E of -4.17. Analyst sentiment is bullish, with the majority of ratings in Outperform territory and a mean price target of $21.82, suggesting 571.38% upside. Our AI forecast model points to short-term strength (4.0% over two weeks), a medium-term rise (36.92% over three months), and a longer-term gain (129.85% over one year), with expected trading ranges indicating moderate volatility.

Altimmune, Inc. (NASDAQ:ALT) closed at $3.28 USD, gaining $0.03 (0.92%) from the previous close of $3.25. The stock is currently mid-range between its 52-week high and low $2.56 and $6.44. With a market capitalization of about $637.87 million, Altimmune, Inc. is classified as a small-cap and shows lower-than-market volatility (beta ~0.18). Key stats such as the average daily volume over the past year has been around 4.47 million shares, volume is running light vs its 52-week average. Headquartered in Gaithersburg, MD, Altimmune, Inc. operates in the Healthcare sector and the Biotechnology industry. Led by CEO Jerome Benedict Durso, the company employs approximately 57 people and listed since May 26, 2017. Altimmune, Inc. is a clinical-stage biopharmaceutical company focused on pioneering treatments for obesity and various liver diseases.