Duolingo, Inc. — Director's Dealing 2025

Apr 24, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Duolingo, Inc. (DUOL)
CIK: 0001562088
Period of Report: 2025-04-23

Reporting Person: Meese Robert (Chief Business Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-04-23	Class A Common Stock	S	902	$362.7994	Disposed	132903	Direct
2025-04-23	Class A Common Stock	S	298	$363.5329	Disposed	132605	Direct
2025-04-23	Class A Common Stock	S	2100	$364.6333	Disposed	130505	Direct
2025-04-23	Class A Common Stock	S	600	$365.55	Disposed	129905	Direct
2025-04-23	Class A Common Stock	S	600	$368.0308	Disposed	129305	Direct
2025-04-23	Class A Common Stock	S	5500	$370	Disposed	123805	Direct

Holdings (Non-Derivative)

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

Footnotes

F1: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 9, 2024.

F2: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $362.32 to $363.26, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $363.38 to $363.86, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F4: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $364.45 to $365.00, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F5: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $367.84 to $368.26, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F6: Shares held by Eliot Meese Qualified Minor's Trust.

F7: Shares held by Isaac Meese Qualified Minor's Trust.