| Filed | Form | Description | |
|---|---|---|---|
| 4/25/25 | DEFA14A | DEFA14A | → |
| 4/25/25 | DEF 14A | DEF 14A | → |
| 5/23/24 | DEFA14A | DEFA14A | → |
| 4/25/24 | DEFA14A | DEFA14A | → |
| 4/25/24 | DEF 14A | DEF 14A | → |
| 4/28/23 | DEFA14A | DEFA14A | → |
| ↓ | |||
| Filed | Form | Description | |
|---|---|---|---|
| 3/4/26 | 4 | 4 | → |
| 3/3/26 | 4 | 4 | → |
| 2/20/26 | 4 | 4 | → |
| 2/20/26 | 4 | 4 | → |
| 2/20/26 | 4 | 4 | → |
| 2/20/26 | 4 | 4 | → |
| ↓ | |||
Duolingo, Inc. is an American educational technology company that produces learning apps and provides language certification.