Market Cap

Altimmune, Inc. Market Capitalization:

$366.2 Million

USD as of Jan. 1, 2026

business Altimmune, Inc. Company Profile

Altimmune, Inc. Main Stock Listing

NASDAQ: ALT

Market Capitalization History of Altimmune, Inc.

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Top Competitors by Market Capitalization

Industry: Biotechnology
Company Market Cap (USD)
Novo Nordisk $158.96 B
Vertex Pharmaceuticals Incorporated $115.92 B
CSL Limited $95.75 B
Regeneron Pharmaceuticals, Inc. $82.28 B
Marinomed Biotech AG $70.11 B
Sector: Healthcare
Company Market Cap (USD)
Lilly $968.50 B
Johnson & Johnson $499.57 B
AbbVie $405.28 B
Roche $332.12 B
UnitedHealth Group $304.72 B

Yearly evolution of Altimmune, Inc. market cap

Date Market Cap YoY Change
Jan. 1, 2026 $366.2 M -27.06%
Jan. 1, 2025 $502.1 M -16.48%
Jan. 1, 2024 $601.2 M -7.12%
Jan. 1, 2023 $647.3 M 85.63%
Jan. 1, 2022 $348.7 M -43.49%
Jan. 1, 2021 $617.1 M 730.23%
Jan. 1, 2020 $74.3 M -46.08%
Jan. 1, 2019 $137.9 M -94.13%
Jan. 1, 2018 $2.35 B

Market capitalization is calculated from the opening stock price at the beginning of each year.

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Altimmune, Inc. Categories

United States languages Healthcare languages Biotechnology
United States Healthcare United States Biotechnology

Stocks & Indices

Altimmune, Inc. has the following listings and related stock indices.


Stock: NASDAQ: ALT

Stock: BMV: ALT1

Stock: FSX: 3G0

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.