ALTAltimmune, Inc.

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IntactLast material event Aug 12, 2026 · Updated Oct 27, 2026

Pemvidutide advances across MASH, AUD and ALD; fibrosis benefit remains the pivotal question

Altimmune is a clinical-stage company developing pemvidutide, a GLP-1 and glucagon receptor agonist for MASH, alcohol use disorder and alcohol-associated liver disease; it is not approved.

Altimmune's case rests on investigational pemvidutide, a GLP-1/glucagon agonist, across liver disease and alcohol use disorder. IMPACT supported MASH resolution, but fibrosis improvement was not statistically significant at 24 weeks. PERFORMA began in July 2026, with 52-week data anticipated in 2029. Positive RECLAIM results support pursuing an AUD regulatory path; RESTORE could add ALD benefit. Cash and investments were $519 million at June 30, 2026; management now describes the MASH Phase 3 as funded.

Thesis checklist

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Select a row for evidence
FDA agrees a path in alcohol use disorderAwaiting evidenceNext: FDA feedback on the proposed AUD registrational program.

Why it is in this state

The evidence, what would weaken it and the source filing

PERFORMA confirms benefit in MASHAwaiting evidenceNext: Enrollment progress and the 52-week data readout anticipated in 2029.

Why it is in this state

The evidence, what would weaken it and the source filing

RESTORE shows liver benefit in ALDAwaiting evidenceNext: RESTORE topline liver-stiffness and secondary endpoint results in the second half of 2027.

Why it is in this state

The evidence, what would weaken it and the source filing

Cash funds the Phase 3SupportedNext: The next financial update on cash, spending and funding for concurrent development programs.

Why it is in this state

The evidence, what would weaken it and the source filing

Next decision point

FDA path for pemvidutide in alcohol use disorder

Tests: FDA agrees a path in alcohol use disorder

At the next disclosure of FDA feedback on AUD development

Does FDA support a practical registrational path for pemvidutide in alcohol use disorder?

Strong, inconclusive and weak outcomes

What to look for in the result and how each would move the checklist

Questions to investigate

History

Price and material events

Select an event marker to read the update below. Marker colors show Thesis status.

IntactCurrentClinical
+3.6%Aug 12, 2026

Pemvidutide advances across MASH, AUD and ALD; fibrosis benefit remains the pivotal question

IntactFinancial
+8.5%May 13, 2026

Pemvidutide's Phase 3 PERFORMA readout will determine whether BTD-backed MASH efficacy translates to registrational success in a crowded field

IntactClinical
-53.2%Jun 26, 2025

IMPACT Phase 2b primary endpoint met

About this history: every entry shows when the Thesis moved and what it said. The reasoning behind each move (the evidence, the analysis and the source filing) and the earnings write-ups are part of a subscription.

Pipeline

Alcohol use disorder
pemvidutide · 1 upcoming · 2 completed
End-of-Phase Meeting
Dec 2026
Alcohol-associated liver disease
pemvidutide · 1 upcoming
Phase 2 Data: ToplineRESTORE
H2 2027
Metabolic dysfunction-associated steatohepatitis (MASH)
pemvidutide · 1 upcoming · 5 completed
Phase 3 DataPERFORMAPivotal
2029

Dates, trials and completed outcomes are open to everyone. What each upcoming milestone hinges on is part of a subscription.

Quick answers

Is the Altimmune (ALT) investment thesis intact?
Yes. Readouts currently rates the Altimmune Thesis Intact. Pemvidutide advances across MASH, AUD and ALD; fibrosis benefit remains the pivotal question.
How long will Altimmune's cash last?
Altimmune has said its cash will fund operations beyond Mar 2027 (guidance as of March 6, 2026).

Competitive landscape

3 peers tracked

For informational purposes only—not investment advice. Always conduct your own research before making investment decisions.

Financial snapshot

Dates and calculation details

Cash: Market-data provider estimate; measurement period unavailable.

Debt: Market-data provider estimate; a complete comparable filing balance is unavailable.

Quarterly burn: Estimated from trailing free cash flow; measurement period unavailable.

Net cash and estimated runway require verified matching measurement periods. Missing debt components are not assumed to be zero.

Runway: No underlying guidance available.