Duolingo, Inc. — Director's Dealing 2024

Feb 12, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Duolingo, Inc. (DUOL)
CIK: 0001562088
Period of Report: 2024-02-09

Reporting Person: Chen Stephen C. (General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-02-09	Class A Common Stock	M	2000	$14.42	Acquired	37033	Direct
2024-02-09	Class A Common Stock	S	2000	$190	Disposed	35033	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-02-09	Stock Option (Right to Buy)	$14.42	M	2000	Disposed	2030-03-10	Class A Common Stock (2000)	Direct

Footnotes

F1: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 15, 2023.

F2: 25% of the shares subject to the option vest on the first anniversary measured from March 2, 2020 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.