Welcome to our dedicated page for Duolingo SEC filings (Ticker: DUOL), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Duolingo, Inc.'s SEC filings document its Nasdaq-listed Class A common stock, operating results furnished on Form 8-K, and governance matters presented through proxy materials. The filings cover quarterly and annual financial-result releases, preliminary operating metrics, shareholder-letter exhibits and amendments to furnished earnings materials.
Duolingo filings also record capital-allocation disclosures, including a share repurchase authorization, and public-company governance items such as annual meeting proposals, board and committee matters, executive compensation, equity awards and leadership appointments. These records describe the company's reporting controls, stockholder voting framework and corporate actions as a public mobile learning platform.
Duolingo, Inc. General Counsel Stephen C. Chen reported a mix of equity awards and share sales. On May 15, 2026, he received 24,411 Restricted Stock Units (RSUs), each convertible into one share of Class A Common Stock, with 1/16 of the RSUs vesting on each quarterly anniversary of May 15, 2026.
Also on May 15, 2026, 820 shares were sold at $112.16 per share to satisfy tax withholding obligations tied to RSU vesting. On May 18, 2026, he executed additional open-market sales of 1,277 shares at $113.2714 and 700 shares at $114.2216, effected under a pre-arranged Rule 10b5-1 trading plan. Following these transactions, he directly holds 52,807 shares of Duolingo Class A Common Stock.
Duolingo, Inc. Chief Engineering Officer Natalie Glance reported RSU grants and related share sales. She received 39,058 Restricted Stock Units, each convertible into one share of Class A Common Stock, with 1/16th of the RSUs vesting on each quarterly anniversary of May 15, 2026.
To cover tax withholding tied to RSU vesting and share delivery, 5,289 shares of Class A Common Stock were sold in multiple transactions on May 15 and May 18, 2026 at weighted average prices between about $112 and $114 per share, pursuant to a Rule 10b5-1 trading plan adopted on September 15, 2025. After these transactions, Glance holds 173,401 shares directly and 130 shares indirectly through her son.
Duolingo Chief Business Officer Robert Meese reported routine equity compensation activity. He received a grant of 19,529 Restricted Stock Units tied to Class A Common Stock at a reference price of $112.06 per share. The RSUs vest in 16 equal quarterly installments starting on May 15, 2026.
In connection with RSU vesting and share delivery, 1,420 shares were automatically sold at $112.16 per share to satisfy tax withholding obligations, a non-discretionary transaction. Following these activities, Meese holds 172,165 Class A shares directly and 1,800 shares indirectly through two qualified minor’s trusts.
Morgan Stanley Smith Barney LLC filed a Form 144 proposing the sale of 3,360 restricted stock units of DUOL. The filing lists the security type as Restricted Stock Units with an event date of 05/15/2026.
The disclosure also shows 1,929 common shares were sold during the past three months by Natalie Glance on 05/15/2026 with an associated figure of 216,347.38 in the same row.
Duolingo reporting person Stephen Chen reported the sale of 820 shares of Common Stock underlying Restricted Stock Units on 05/15/2026, with proceeds shown as $91,967.26.
Shares outstanding were 40,237,065 as of 05/18/2026; this is a baseline figure, not the amount being offered.
Robert Meese filed a Form 144 reporting an intended sale of 1,420 shares of Common Stock of DUOL as restricted stock with an effective date of 05/15/2026. The filing also discloses a prior sale of 1,000 shares on 02/17/2026 for $110,060.60.
DUOL affiliate filed a Form 144 reporting an intended sale of 820 shares of restricted Common Stock dated 05/15/2026. The filing also records prior dispositions by Stephen Chen of 1,901 shares on 02/18/2026 and 896 shares on 02/17/2026 with values shown in the excerpt.
Morgan Stanley Smith Barney LLC submitted a Section 144 notice concerning Common shares described as Restricted Stock with an execution date of 05/15/2026. The filing lists recent sales by Natalie Glance: 3,545 shares on 02/18/2026 and 1,741 shares on 02/17/2026, with dollar amounts shown in the excerpt.
Duolingo, Inc. amended a Schedule 13G to report that Capital World Investors disclaims beneficial ownership of the issuer's Common Stock. The filing lists 0 shares and 0.0% of the class, with an outstanding share count of 40,594,239 shares referenced in the statement. The amendment is signed by a Capital Research and Management Company officer on 05/13/2026.
Duolingo, Inc. President & CEO and Co‑Founder Luis von Ahn reported a non-market reshuffling of his holdings. On May 11, 2026, he made a bona fide gift of 50,000 shares of Class A Common Stock and, separately, converted 50,000 shares of Class B Common Stock into Class A. Following these transactions, he directly holds 50,000 Class A shares and 3,302,995 Class B shares, indicating he retains a substantial equity position with no open‑market sales disclosed.