Duolingo, Inc. — Director's Dealing 2025

Feb 20, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Duolingo, Inc. (DUOL)
CIK: 0001562088
Period of Report: 2025-02-18

Reporting Person: Chen Stephen C. (General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-18	Class A Common Stock	S	1166	$435	Disposed	35532	Direct
2025-02-18	Class A Common Stock	S	898	$435.28	Disposed	34634	Direct

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on May 31, 2024.

F2: Represents shares automatically sold to satisfy tax withholding obligations in connection with the vesting of Restricted Stock Units ("RSUs") and delivery of shares.