• Duolingo President and CEO Luis von Ahn reported sales of 110,046 Class A shares on Oct. 7, 2026.
• Sales were priced at $150.6319, $151.5242, $152.4734, $153.2611 per share.
• He ended the day with 0 Class A shares held directly.
• The filing also shows conversion of 110,046 Class B shares into Class A shares.
• von Ahn reported 3,368,120 Class B shares beneficially owned following the transactions.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Duolingo Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001628280-26-065528), on October 09, 2026, and is solely responsible for the information contained therein.