Altimmune (NASDAQ:ALT) shares rise following alcohol-use disorder trial, with attention turning to $225 million in warrants

Altimmune stock gained roughly 10% in premarket trading on Tuesday. The company’s Phase 2 RECLAIM study showed pemvidutide achieved its primary endpoint. U.S. markets had not opened at the time of reporting.

Altimmune (ALT) Stock News Today (Dec. 17, 2025): Pemvidutide Catalysts, CEO Transition, and Wall Street Price Targets

Altimmune (ALT) Stock News Today (Dec. 17, 2025): Pemvidutide Catalysts, CEO Transition, and Wall Street Price Targets

Altimmune, Inc. is back in the biotech spotlight on December 17, 2025—less because the company suddenly became “safe,” and more because it’s heading into the kind of binary stretch that turns small-cap biotech charts into roller coasters: a high-stakes clinical update is expected before year-end, leadership is changing hands, and Wall Street price targets remain dramatically spread out.
17 December 2025
Altimmune (ALT) Stock News, Forecasts and Analysis for Dec. 12, 2025: What Investors Are Watching Ahead of Pemvidutide Catalysts

Altimmune (ALT) Stock News, Forecasts and Analysis for Dec. 12, 2025: What Investors Are Watching Ahead of Pemvidutide Catalysts

Altimmune, Inc. is back on many biotech watchlists as investors weigh two competing forces: a near-term clinical and regulatory catalyst calendar for pemvidutide and a capital-raising backdrop that can quickly change the stock's risk/reward profile. On Friday, Dec. 12, 2025 , ALT shares are trading in a volatility-heavy tape where options flow, analyst targets, and impending data readouts are all influencing sentiment.

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