As of 2026-10-12 11:02 (UTC+0), Duolingo, Inc. has a trailing price-to-earnings ratio, or P/E (TTM), of 17.98, an annual P/E ratio of 16.57, a price-to-book ratio of 4.98, and a price-to-sales ratio of 6.13.
These valuation metrics reflect the relationship between a company’s market price and its earnings, net assets, and revenue. Reasonable valuation levels can vary significantly across companies and industries.