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8-K ·Filed Apr 24, 2026

ALT

Altimmune, Inc.
NEUTRAL
Impact 5/10
Horizonmonths Processed6mo ago SEC0001104659-26-048552
8-K Item 1.01 + 5.02 (likely routine officer/director compensation agreement)
Actionable Insight • Neutral

Monitor the company's cash runway and clinical trial progress for pemvidutide. The dilution from this offering may pressure the stock price near term, but successful trial results could offset this.

DirectionNeutral
Confidencehigh
Horizonmonths
Final — all horizons settled through T+60d ⚠ clustered
ALT ▲ +0.36% at T+60d
NEUTRAL call +0.36% · α vs SPY -4.42% · entry $2.80 → $2.81
Entry = T+0 close
Apr 24, 2026
via day close
T+1d
-2.14%
call -2.14% · α -1.66%
$2.74
settled 6mo ago
T+5d
+7.86%
call +7.86% · α +7.46%
$3.02
settled 6mo ago
T+20d
+4.64%
call +4.64% · α -0.31%
$2.93
settled 5mo ago
T+60d
+0.36%
call +0.36% · α -4.42%
$2.81
settled 3mo ago

Price Chart

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Executive Summary

Altimmune is raising $211.5 million through a public offering of 64.25 million shares of common stock and 75 million common stock warrants, priced at $3.00 per share. The proceeds will fund the Phase 3 trial of pemvidutide for MASH and general corporate purposes. This is a dilutive capital raise following a recent share authorization increase.

Key Financial Metrics

Deal Value
$211.5M

Key Facts

  • Altimmune is raising $211.5 million through a public offering
  • The offering consists of 64.25 million shares of common stock and 75 million common stock warrants
  • The shares and warrants are priced at $3.00 per share
  • Proceeds will fund the Phase 3 trial of pemvidutide for MASH and general corporate purposes
  • This offering follows a recent shelf registration and a charter amendment to increase authorized shares

Financial Impact

$211.5 million raised through issuance of 64.25 million shares and 75 million warrants at $3.00 per share

dilutioncashequity

Risk Factors

  • Significant shareholder dilution from issuing over 139 million new securities
  • Clinical trial failure risk for pemvidutide in MASH
  • Dependence on successful execution of Phase 3 trial

Market Snapshot

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
80% bullish (15 analysts)

Investment Themes

Biotech & Drug Discovery

Documents Analyzed

This report is based on 8 SEC documents filed with EDGAR.

DocumentAccession Number
8-K Filing (Primary)0001104659-26-048552
Document: tm2612493d2_ex4-1.htm0001104659-26-048552
Document: tm2612493d2_ex4-2.htm0001104659-26-048552
Document: tm2612493d2_8k.htm0001104659-26-048552
Document: tm2612493d2_ex5-1.htm0001104659-26-048552
Document: 0001104659-26-048552-index-headers.html0001104659-26-048552
Document: 0001104659-26-048552-index.html0001104659-26-048552
Document: 0001104659-26-048552.txt0001104659-26-048552
22 reports for ALT
Performance horizon
71% Hit rate @ T+5 5 of 7 directional calls Went positive at some point 7 of 7 best @ T+5▲ +9.00%Apr 22, 2026
Filters
Rows
Reports for ALT — sortable, filterable
TypeNow
Sep 29, 2026
27d ago
8-K
NEUTRAL ★ 2/10
$2.97 $2.67▼ −10.10%▼ −12.05%$2.09 (−29.63%)
Aug 12, 2026
10w ago
8-K
NEUTRAL ★ 5/10
$2.93 $3.12▲ +6.48%▲ +6.93%$2.09 (−28.67%)
Aug 12, 2026
10w ago
Press Release
NEUTRAL ★ 5/10
$2.93 $3.12▲ +6.48%▲ +6.93%$2.09 (−28.67%)
Aug 6, 2026
11w ago
Institutional Cluster
NEUTRAL ★ 5/10
$3.01 $2.88▼ −4.32%▼ −5.53%$2.09 (−30.56%)
Aug 5, 2026
11w ago
Press Release
NEUTRAL ★ 1/10
$3.03 $2.93▼ −3.30%▼ −3.65%$2.09 (−31.02%)
Aug 3, 2026
12w ago
Press Release
BULLISH ★ 6/10
$3.00 $3.05▲ +1.67%▼ −0.36%$2.09 (−30.33%)
Jul 28, 2026
12w ago
8-K
BULLISH ★ 7/10
$2.99 $3.00▲ +0.33%▼ −1.93%$2.09 (−30.10%)
May 28, 2026
21w ago
Press Release
BULLISH ★ 7/10
$3.07 $2.87▼ −6.51%▼ −6.47%$2.09 (−31.92%)
May 27, 2026
21w ago
Press Release
NEUTRAL ★ 2/10
$2.98 $2.90▼ −2.68%▼ −3.89%$2.09 (−29.87%)
May 13, 2026
23w ago
8-K
NEUTRAL ★ 4/10
$3.02 $2.74▼ −9.27%▼ −8.11%$2.09 (−30.79%)
Showing 10 of 22

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Report published Apr 24, 2026