Onassis Holdings Corp.
Onassis Holdings Corp. (ONSS) Market Cap & Net Worth
Live market cap, enterprise value, and global rank — multi-year chart and annual table below.
onss · market cap & enterprise value · FMP · as of May 1, 2026
Core market cap & key metrics
As of May 1, 2026, Onassis Holdings Corp. (ONSS) has a market cap — also referred to as its net worth or valuation — of $3,926, making it one of the top most valuable companies globally. Market Cap = $0.00 × shares outstanding.
Market cap history — by year
* 2026 = year-to-date · Year-end market cap · Source: FMP
Market cap by year
Compared to Peers
View Healthcare sectorAbout Market Cap, Net Worth & Valuation
Onassis Holdings Corp. (ONSS) has a market cap — also referred to as its net worth or valuation — of $3,926 as of May 1, 2026, making it the #0 most valuable company globally. Market Cap = Stock Price × Shares Outstanding.
Onassis Holdings Corp. reached its all-time high market cap of $18.9B on Nov 2, 2021. Comparing the Onassis Holdings Corp. market cap history illustrates one of the most extraordinary corporate growth stories.
Investors frequently compare Onassis Holdings Corp. net worth vs peers and ask how Onassis Holdings Corp. valuation compares to other countries. Its market cap reflects continued investor confidence.
Frequently Asked Questions
ONSS market cap · 6 questionsOnassis Holdings Corp.'s net worth — measured as market capitalization — is $3,926 as of May 1, 2026. It ranks #0 globally. Market Cap = $$0.00 (price) × shares outstanding.