4Filing Date: Sep 15, 2026
Duolingo
Statement of Changes in Beneficial Ownership
View SEC Filing
ACC: 0001628280-26-062115
Total Value$1.21M
Trades2
Insiders1
Transaction Details
Chen Stephen C.
General Counsel·Direct
Sell · Dispose
Class A Common Stock
Shares-2.11K
Price$147.43
Total Value$310.6K
Shares Owned After49.73K
Transaction DateSep 14, 2026
10b5-1
Footnotes ▸
The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on June 14, 2026.
Chen Stephen C.
General Counsel·Direct
Sell · Dispose
Class A Common Stock
Shares-5.96K
Price$150.00
Total Value$894.8K
Shares Owned After43.77K
Transaction DateSep 14, 2026
10b5-1
Footnotes ▸
The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on June 14, 2026.
Post-Transaction Holdings
Chen Stephen C. · General Counsel
| Security | Shares | Change |
|---|---|---|
| Class A Common Stock | 49.73K | -8.07K (-13.96%) |
auto_awesomeDeep Analysis
Deep Analysis
Duolingo General Counsel Stephen C. Chen sold 8,072 Class A shares for about $1.21M in two open-market trades on Sept. 14, cutting his direct stake 15.6% — a sale made under a pre-set Rule 10b5-1 plan, not a discretionary decision.
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Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-09-14
10b5-1 Pre-arranged Plan: Yes
--- 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: 2026-09-14 | Code: S (Open market sale)
Shares: -2,107 | Price: $147.43
Total Value: $310,635.01
Shares Owned After: 49,734 | Ownership: D (Direct)
Footnotes:
[F1] The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on June 14, 2026.
[Transaction #2]
Security: Class A Common Stock
Date: 2026-09-14 | Code: S (Open market sale)
Shares: -5,965 | Price: $150.00
Total Value: $894,750.00
Shares Owned After: 43,769 | Ownership: D (Direct)
Footnotes:
[F1] The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on June 14, 2026.
--- Footnotes (Complete Index) ---
F1: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on June 14, 2026.
--- Signature ---
/s/ /s/ Stephen C. Chen (2026-09-15)