Duolingo CEO sells $4.3 million in stock under trading plan

Luis von Ahn, Chief Executive Officer, President, and Co-Founder of Duolingo, disposed of 28,292 shares of Class A Common Stock on September 16, 2026. The transaction totaled $4.3 million at an SEC Form 4 weighted average sale price of $150.22, according to a regulatory filing. The shares were executed across multiple tranches at weighted average prices ranging from $150.00 to $152.55.

The transaction was executed under a pre-established Rule 10b5-1 trading plan. The sale involved converting 28,292 stock options that were immediately sold as Class A shares, fully liquidating von Ahn's directly held Class A position. The executive continues to hold about 3.4 million derivative securities and directly held Class B shares, which can convert into Class A common stock at the holder's option.

As of the transaction date, Duolingo shares had posted a one-year total return of negative 47%, closing at $148.17 on September 16, 2026. The company holds a market capitalization of $6.7 billion and reported $410.8 million in trailing 12-month net income. In its second quarter, revenue grew 18% year over year to $298.5 million, while daily active users increased 23% to 58.7 million.