Hacker Severin's Form 4 filing
Duolingo, Inc. (DUOL) · filed Nov 20, 2025
- Accession no.
- 0001628280-25-053427
- Filed
- Nov 20, 2025
- Trade date
- Nov 19, 2025
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 9 non-derivative transactions and 3 derivative transactions. Open-market sales total $1.73M. It was filed 1 day 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 |
|---|---|
| Hacker SeverinCIK 0001870272 | Director, Officer (Chief Tech Officer, 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 |
|---|---|---|---|---|---|---|---|---|
| Nov 19, 2025 | Class A Common Stock | CConversionAcquired | +10,000 | $38.08 | +$380,800 | 10,072 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −1,146 | $169.57 | −$194,327.22 | 8,926 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −1,000 | $170.55 | −$170,550 | 7,926 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −2,009 | $171.50 | −$344,543.5 | 5,917 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −1,281 | $172.39 | −$220,831.59 | 4,636 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −760 | $173.74 | −$132,042.4 | 3,876 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −3,089 | $174.61 | −$539,370.29 | 787 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −435 | $175.46 | −$76,325.1 | 352 | Direct | |
| Nov 19, 2025 | Class A Common Stock | SSaleDisposed | −280 | $176.68 | −$49,470.4 | 72 | 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 |
|---|---|---|---|---|---|---|---|---|
| Nov 19, 2025 | Class B Common Stock | MOption exerciseDisposed | −10,000 | $0.00 | $0 | 5,252 | Direct | |
| Nov 19, 2025 | Class A Common Stock | CConversionAcquired | +10,000 | $0.00 | $0 | 124,305 | Direct | |
| Nov 19, 2025 | Class A Common Stock | CConversionDisposed | −10,000 | $0.00 | $0 | 114,305 | 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.