IO Biotech Inc (NASDAQ:IOBT) — Market Cap & Net Worth

$611.57K USD  · Rank #30968

Market Cap & Net Worth: IO Biotech Inc (IOBT)

IO Biotech Inc (NASDAQ:IOBT) has a market capitalization of $611.57K ($611.57K) as of September 17, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #30968 globally and #6273 in its home market, demonstrating a 150.00% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying IO Biotech Inc's stock price $0.01 by its total outstanding shares 71948842 (71.95 Million). Also see IO Biotech Inc assets under control for a full breakdown of the balance sheet.

IO Biotech Inc Market Cap History: 2021 to 2026

IO Biotech Inc's market capitalization history from 2021 to 2026. Data shows change from $460.47 Million to $611.57K (-80.55% CAGR). Also see IO Biotech Inc cash conversion from operations for how efficiently the company converts equity into cash flow.

Index Memberships

IO Biotech Inc is a constituent of 2 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
NASDAQ Health Care
IXHC
$2.66 Trillion 0.00% #914 of 976
NASDAQ Composite
IXIC
$41.69 Trillion 0.00% #2887 of 3165

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

IO Biotech Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how IO Biotech 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 IO Biotech Inc share price for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

No P/S ratio data available

Latest Price to Earnings (P/E) Ratio

No P/E ratio data available

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
No financial ratio data available

Competitor Companies of IOBT by Market Capitalization

Companies near IO Biotech Inc in the global market cap rankings as of September 17, 2026. Review IO Biotech Inc tangible equity quality to assess the quality of the company's equity after excluding intangible assets.

Key companies related to IO Biotech Inc by market ranking:

  • Vertex Pharmaceuticals Inc (NASDAQ:VRTX): Ranked #187 globally with a market cap of $130.09 Billion USD.
  • Regeneron Pharmaceuticals Inc (NASDAQ:REGN): Ranked #353 globally with a market cap of $78.34 Billion USD.
  • CSL Ltd (AU:CSL): Ranked #457 globally with a market cap of $59.87 Billion USD ( AU$84.62 Billion AUD).
  • Moderna Inc (NASDAQ:MRNA): Ranked #505 globally with a market cap of $54.14 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#187 Vertex Pharmaceuticals Inc NASDAQ:VRTX $130.09 Billion $513.26
#353 Regeneron Pharmaceuticals Inc NASDAQ:REGN $78.34 Billion $774.61
#457 CSL Ltd AU:CSL $59.87 Billion AU$174.41
#505 Moderna Inc NASDAQ:MRNA $54.14 Billion $145.62

IO Biotech Inc Historical Marketcap From 2021 to 2026

Between 2021 and today, IO Biotech Inc's market cap moved from $460.47 Million to $ 611.57K, with a yearly change of -80.55%.

Year Market Cap Change (%)
2026 $611.57K -98.60%
2025 $43.81 Million -33.82%
2024 $66.19 Million -51.06%
2023 $135.26 Million -18.26%
2022 $165.48 Million -64.06%
2021 $460.47 Million --

End of Day Market Cap According to Different Sources

On Sep 17th, 2026 the market cap of IO Biotech Inc was reported to be:

Source Market Cap
Yahoo Finance $611.57K USD
MoneyControl $611.57K USD
MarketWatch $611.57K USD
marketcap.company $611.57K USD
Reuters $611.57K USD

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

About IO Biotech Inc

NASDAQ:IOBT USA Biotechnology
Market Cap
$611.57K
Market Cap Rank
#30968 Global
#6273 in USA
Share Price
$0.01
Change (1 day)
+3.66%
52-Week Range
$0.00 - $1.62
All Time High
$15.65
About

IO Biotech, Inc., a clinical-stage biopharmaceutical company, develops immune-modulating therapeutic cancer vaccines based on the T-win technology platform. The company's lead therapeutic cancer vaccine candidate includes IO102-IO103, which targets cancer cells and immune-suppressive cells in the tumor microenvironment that express indoleamine 2,3-dehydrogenase (IDO), and programmed death-ligand … Read more