Duolingo, Inc. — Director's Dealing 2022

May 4, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Duolingo, Inc. (DUOL)
CIK: 0001562088
Period of Report: 2022-04-29

Reporting Person: Meese Robert (Chief Business Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-04-29	Class A Common Stock	M	15356	$8.15	Acquired	193437	Direct
2022-05-03	Class A Common Stock	M	4375	$14.42	Acquired	197812	Direct
2022-05-03	Class A Common Stock	M	269	$8.15	Acquired	198081	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-04-29	Stock Options	$8.15	M	15356	Disposed	2029-09-25	Class A Common Stock (15356)	Direct
2022-05-03	Stock Options	$14.42	M	4375	Disposed	2030-03-10	Class A Common Stock (4375)	Direct
2022-05-03	Stock Options	$8.15	M	269	Disposed	2029-09-25	Class A Common Stock (269)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	1800	Indirect
Class A Common Stock	1800	Indirect

Footnotes

F1: Shares held by Eliot Meese Qualified Minor's Trust.

F2: Shares held by Isaac Meese Qualified Minor's Trust.

F3: 1/24th of the shares subject to the option vest on each monthly anniversary measured from September 6, 2020 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the second anniversary of the Vesting Commencement Date.

F4: 1/48th of the shares subject to the option vest on each monthly anniversary measured from March 9, 2020 (the "Vesting Commencement Date"), 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.