von Ahn Luis's Form 4 filing
Duolingo, Inc. (DUOL) · filed Sep 18, 2026
- Accession no.
- 0001628280-26-062790
- Filed
- Sep 18, 2026, 8:25 PM ET
- Trade date
- Sep 16, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 4 non-derivative transactions and 6 derivative transactions. Open-market sales total $4.25M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| von Ahn LuisCIK 0001829259 | Director, Officer (President & CEO, Co-Founder), 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 16, 2026 | Class A Common Stock | CConversionAcquired | +23,040 | $14.42 | +$332,236.8 | 23,040 | Direct | |
| Sep 16, 2026 | Class A Common Stock | CConversionAcquired | +5,252 | $38.08 | +$199,996.16 | 28,292 | Direct | |
| Sep 16, 2026 | Class A Common Stock | SSaleDisposed | −27,272 | $150.17 | −$4,095,569.87 | 1,020 | Direct | |
| Sep 16, 2026 | Class A Common Stock | SSaleDisposed | −1,020 | $151.54 | −$154,570.8 | 0 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 16, 2026 | Class B Common Stock | MOption exerciseDisposed | −23,040 | $0.00 | $0 | 27,960 | Direct | |
| Sep 16, 2026 | Class A Common Stock | CConversionAcquired | +23,040 | $0.00 | $0 | 3,391,160 | Direct | |
| Sep 16, 2026 | Class A Common Stock | CConversionDisposed | −23,040 | $0.00 | $0 | 3,368,120 | Direct | |
| Sep 16, 2026 | Class B Common Stock | MOption exerciseDisposed | −5,252 | $0.00 | $0 | 169,748 | Direct | |
| Sep 16, 2026 | Class A Common Stock | CConversionAcquired | +5,252 | $0.00 | $0 | 3,373,372 | Direct | |
| Sep 16, 2026 | Class A Common Stock | CConversionDisposed | −5,252 | $0.00 | $0 | 3,368,120 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.