Altimmune Inc (NASDAQ:ALT) — Market Cap & Net Worth

$413.26 Million USD  · Rank #13297

Market Cap & Net Worth: Altimmune Inc (ALT)

Altimmune Inc (NASDAQ:ALT) has a market capitalization of $413.26 Million ($413.26 Million) as of September 17, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #13297 globally and #3236 in its home market, demonstrating a 0.61% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Altimmune Inc's stock price $3.30 by its total outstanding shares 125231517 (125.23 Million). Also see total assets of Altimmune Inc for a full breakdown of the balance sheet.

Altimmune Inc Market Cap History: 2015 to 2026

Altimmune Inc's market capitalization history from 2015 to 2026. Data shows change from $71.17 Billion to $413.26 Million (-36.80% CAGR). Also see ALT cash flow metrics for how efficiently the company converts equity into cash flow.

Index Memberships

Altimmune Inc is a constituent of 3 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
NASDAQ Health Care
IXHC
$2.66 Trillion 0.02% #361 of 976
NASDAQ Composite
IXIC
$41.74 Trillion 0.00% #1301 of 3165
NASDAQ Biotechnology
NBI
$1.88 Trillion 0.02% #197 of 263

Weight: Altimmune Inc's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Altimmune Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Altimmune Inc's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check latest Altimmune Inc stock price today for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

11026.48x

Altimmune Inc's market cap is 11026.48 times its annual revenue

Industry average: 3887.03x Higher than industry average

Latest Price to Earnings (P/E) Ratio

N/A

P/E ratio not applicable due to negative or zero earnings

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $121.74 Billion $5.23 Million $193.85 Million 23276.72x 628.01x
2017 $7.48 Billion $41.50K -$46.43 Million 180139.30x N/A
2018 $257.98 Million $10.33 Million -$39.17 Million 24.97x N/A
2019 $236.69 Million $5.80 Million -$20.52 Million 40.80x N/A
2020 $1.41 Billion $8.19 Million -$49.04 Million 172.58x N/A
2021 $1.15 Billion $4.41 Million -$97.09 Million 260.12x N/A
2022 $2.06 Billion $-68.00K -$84.71 Million -30294.98x N/A
2023 $1.41 Billion $426.00K -$88.45 Million 3307.17x N/A
2024 $902.92 Million $20.00K -$95.06 Million 45145.96x N/A
2025 $452.09 Million $41.00K -$88.09 Million 11026.48x N/A

Competitor Companies of ALT by Market Capitalization

Companies near Altimmune Inc in the global market cap rankings as of September 17, 2026. Review ALT goodwill-adjusted equity ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Altimmune Inc by market ranking:

  • Vertex Pharmaceuticals Inc (NASDAQ:VRTX): Ranked #186 globally with a market cap of $130.44 Billion USD.
  • Regeneron Pharmaceuticals Inc (NASDAQ:REGN): Ranked #353 globally with a market cap of $78.29 Billion USD.
  • CSL Ltd (AU:CSL): Ranked #457 globally with a market cap of $59.82 Billion USD ( AU$84.54 Billion AUD).
  • Moderna Inc (NASDAQ:MRNA): Ranked #506 globally with a market cap of $54.14 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#186 Vertex Pharmaceuticals Inc NASDAQ:VRTX $130.44 Billion $514.63
#353 Regeneron Pharmaceuticals Inc NASDAQ:REGN $78.29 Billion $774.11
#457 CSL Ltd AU:CSL $59.82 Billion AU$174.26
#506 Moderna Inc NASDAQ:MRNA $54.14 Billion $143.77

Altimmune Inc Historical Marketcap From 2015 to 2026

Between 2015 and today, Altimmune Inc's market cap moved from $71.17 Billion to $ 413.26 Million, with a yearly change of -36.80%.

Year Market Cap Change (%)
2026 $413.26 Million -8.59%
2025 $452.09 Million -49.93%
2024 $902.92 Million -35.91%
2023 $1.41 Billion -31.61%
2022 $2.06 Billion +79.59%
2021 $1.15 Billion -18.79%
2020 $1.41 Billion +496.83%
2019 $236.69 Million -8.25%
2018 $257.98 Million -96.55%
2017 $7.48 Billion -93.86%
2016 $121.74 Billion +71.05%
2015 $71.17 Billion --

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of Altimmune Inc was reported to be:

Source Market Cap
Yahoo Finance $413.26 Million USD
MoneyControl $413.26 Million USD
MarketWatch $413.26 Million USD
marketcap.company $413.26 Million USD
Reuters $413.26 Million USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Altimmune Inc

NASDAQ:ALT USA Biotechnology
Market Cap
$413.26 Million
Market Cap Rank
#13297 Global
#3236 in USA
Share Price
$3.30
Change (1 day)
+0.92%
52-Week Range
$2.59 - $6.18
All Time High
$1017.00
About

Altimmune, Inc., a clinical stage biopharmaceutical company, focuses on developing treatments for obesity, metabolic, and liver diseases. Its lead product candidate is pemvidutide, a GLP-1/glucagon dual receptor agonist, which is in Phase 3 trial for the treatment of obesity and metabolic associated steatohepatitis. The company was founded in 1997 and is headquartered in Gaithersburg, Maryland.