Mr. William B. Gordon - 11 Jun 2025 Form 4 Insider Report for Duolingo, Inc. (DUOL)

Role: Director
Signature: /s/ Stephen Chen, as Attorney-in-Fact for William B. Gordon
Issuer symbol: DUOL
Transactions as of: 11 Jun 2025
Net transactions value: $0
Form type: 4
Filing time: 18 Jun 2025, 20:16:56 UTC
Previous filing: 30 May 2025
Next filing: 18 Aug 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
GORDON WILLIAM B	Director	C/O DUOLINGO, INC., 5900 PENN AVENUE, PITTSBURGH	/s/ Stephen Chen, as Attorney-in-Fact for William B. Gordon	18 Jun 2025	0001229590

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DUOL	Class A Common Stock	Award	$0	+379	+0.5%	$0.000000	76,414	11 Jun 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Constitute restricted stock units ("RSUs") for which the Reporting Person is entitled to receive one (1) share of the Issuer's Class A Common Stock for each RSU upon vesting. 100% of the RSUs vest on the earlier of (i) the first anniversary of the grant date or (ii) the date of the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service to the Issuer.

Content

Constitute restricted stock units ("RSUs") for which the Reporting Person is entitled to receive one (1) share of the Issuer's Class A Common Stock for each RSU upon vesting. 100% of the RSUs vest on the earlier of (i) the first anniversary of the grant date or (ii) the date of the next annual meeting of the Issuer's stockholders following the grant date, subject to the Reporting Person's continued service to the Issuer.