DUOL Filing
4Filing Date: May 13, 2026

Duolingo, Inc. (DUOL) · Insider Trading (Form 4) SEC Filing

Statement of Changes in Beneficial Ownership

descriptionView SEC Filing
ACC: 0001628280-26-034631open_in_new
Total Value$9.3K
Trades2
Insiders1

Transaction Details

Chen Stephen C.
General Counsel·Direct
Exercise · Acquire
Class A Common Stock
Shares+648
Price$14.42
Total Value$9.3K
Shares Owned After31.19K
Transaction DateMay 12, 2026
Chen Stephen C.
General Counsel·Direct
Exercise · Dispose
Stock Option (Right to Buy)Derivative
Shares-648
Price$0.00
Total Value$0
Shares Owned After58
Transaction DateMay 12, 2026
ExpiresMar 10, 2030
Footnotes ▸

The shares subject to the option are fully vested and exercisable.

Post-Transaction Holdings

Chen Stephen C.
SecuritySharesChange
Class A Common Stock31.19K+648 (2.12%)
Stock Option (Right to Buy)58-648 (-91.78%)
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-12 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Duolingo, Inc. (DUOL) CIK: 0001562088 --- Reporting Owner --- Name: Chen Stephen C. CIK: 0001869758 Role: Officer (General Counsel) --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Common Stock Date: 2026-05-12 | Code: M (Exercise of derivative) Shares: +648 | Price: $14.42 Total Value: $9,344.16 Shares Owned After: 31,193 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Stock Option (Right to Buy) Date: 2026-05-12 | Code: M (Exercise of derivative) Shares: -648 | Price: $0.00 Exercisable: N/A | Expires: 2030-03-10 Shares Owned After: 58 | Ownership: D (Direct) Footnotes: [F1] The shares subject to the option are fully vested and exercisable. --- Footnotes (Complete Index) --- F1: The shares subject to the option are fully vested and exercisable. --- Signature --- /s/ /s/ Stephen C. Chen (2026-05-13)

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