Duolingo, Inc.
At today's price, Duolingo, Inc. (DUOL) is priced for today's economics sustained for ~8.7 years. boothcheck doesn't publish a fair value or a price target; it shows what the price assumes, so you can judge whether that bar is too high. Built from SEC EDGAR filings.
• Duolingo is more profitable than its growth-stock reputation implies: Q1 2026 free cash flow was $147.8 million, a margin above 50%, on a 73% gross margin and a freemium funnel where free daily users are the marketing budget. • The biggest risk is duration, not rate: at about 32 times operating income the price needs operating growth held near its 25% ceiling for roughly twelve years, a persistence only about 15% of fast-growers have managed for a decade. • Watch the deceleration: bookings gre
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356 institutional managers reported holding DUOL in 13F filings for the quarter ended 2026-03-31. Together they hold about 77% of the company; the top 10 hold 44%. 49 opened new positions that quarter. Held by Baillie Gifford, BlackRock, Vanguard Group, among others. On the short side, 7.9M shares were sold short as of the 2026-06-15 count, about 16% of shares outstanding (5 days of typical volume to cover).
Quarterly 13F filings arrive up to 45 days after quarter end, so the picture is never current (filed through 2026-05-29). Nothing here is investment advice.
DUOL's share count grew 271.9% over the past five years even with $25.83M spent on repurchases. It pays no dividend. Cash returned over the past three years: $25.83M in repurchases.
Share counts are split-adjusted; repurchase totals are gross of share issuance. Nothing here is investment advice.
Open-market insider buys at DUOL over the trailing three years: 2026: 1 buy totaling $499k. 14 officers and directors are on file.
Code P open-market purchases from SEC Form 4 filings, non-derivative, excluding scheduled 10b5-1 plans. Nothing here is investment advice.
DUOL's recent reports: the day-one move, then what the following quarter actually did.
| report | day one | next quarter |
|---|---|---|
| 2023-08-10 | +3.4% | +24.2% |
| 2023-11-10 | +23.4% | +0.2% |
| 2024-03-01 | +22.8% | +1.5% |
| 2024-05-10 | -19.4% | +1.2% |
Day-one is the close-to-close move around the filing. Nothing here is investment advice.
DUOL's latest 8-K filings: 2026-06-05 (items 5.07); 2026-05-04 (items 2.02, 9.01); 2026-02-26 (items 2.02, 8.01, 9.01); 2026-01-12 (items 2.02, 5.02, 9.01); 2025-11-05 (items 2.02, 9.01).
Item codes are the SEC's own classification of what each report discloses. Nothing here is investment advice.
Last analyzed: June 29, 2026
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For informational and research purposes only. Not investment advice. Not a recommendation to buy, sell, or hold any security. boothcheck is not a registered investment adviser. Past performance does not guarantee future results.