Form 4 for DUOL Duolingo, Inc.
Accepted 2026-05-13 16:24:46 ET · period of report 2026-05-12 · accession 0001628280-26-034631 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-05-13 16:24 | 2026-05-12 | DUOL | Chen Stephen C. | GC | M - OptEx | $14.42 | +648 | 31.2K | +2% | +$9,344 |
| D | 2026-05-13 16:24 | 2026-05-12 | DUOL | Chen Stephen C. | GC | M - OptEx | $0.00 | -648 | 58 | -92% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-05-12 | M | A | 648 | $14.42 | 31,193 | D | — | — | |
| 2 | Derivative | Stock Option (Right to Buy) | 2026-05-12 | M | D | 648 | $0.00 | 58 | D | $14.42 · — to 2030-03-10 | 648 Class A Common Stock | (F1) The shares subject to the option are fully vested and exercisable. |