Form 4: Duolingo General Counsel Sells Shares Under 10b5-1 Plan

Duolingo's General Counsel, Stephen C. Chen, reported sales of Class A Common Stock totaling 2,796 shares, primarily under a pre-arranged 10b5-1 trading plan.

Summary

• Stephen C. Chen, General Counsel of Duolingo, Inc. (DUOL), reported transactions involving Class A Common Stock.
• On November 17, 2025, 1,282 shares were sold at $177.95 to satisfy tax withholding obligations in connection with the vesting of Restricted Stock Units (RSUs).
• On November 18, 2025, a total of 2,514 shares were sold across multiple transactions at weighted average prices ranging from $173.97 to $177.1858.
• The sales on November 18, 2025, were executed pursuant to a Rule 10b5-1 trading plan adopted on May 27, 2025.
• Following these transactions, Stephen C. Chen beneficially owns 31,542 shares of Class A Common Stock.

Sentiment

Score: 5

Explanation: Neutral. While insider selling can be perceived negatively, these sales were largely pre-scheduled under a Rule 10b5-1 plan, which mitigates concerns about discretionary selling based on new negative information. The tax withholding sale is also a routine event.

Negatives

• Insider selling, even if pre-scheduled, reduces the insider's direct equity stake in the company.

Future Outlook

NA

Industry Context

This filing is a routine insider transaction report and does not provide information relevant to broader industry trends or competitive analysis for the language learning or education technology sector.

Stakeholder Impact

• Shareholders: Minor impact due to a slight increase in the public float and a reduction in insider ownership, though the pre-scheduled nature of most sales limits negative signaling.

Key Dates

Recommendation

A Form 4 filing detailing routine insider stock sales, particularly those executed under a Rule 10b5-1 trading plan and for tax withholding, typically does not provide sufficient information to warrant a change in investment recommendation. These transactions are generally pre-planned and not indicative of a shift in the company's fundamental outlook. Investors should consider broader company performance and market conditions for investment decisions.

Keywords

Duolingo, DUOL, Stephen C. Chen, Insider Trading, Form 4, Stock Sale, 10b5-1 Plan, General Counsel, Equity Transaction