Company · CIK 0001562088 · SIC 7372 — Services-Prepackaged Software · Nasdaq
Duolingo, Inc. · DUOL
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 SForm 4 → | Sep 23, 5:14 pm EDT | Luis von AhnPresident & CEO, Co-Founder, Director, 10% Owner | 40,980 | $150.65 | $6,173,727 | 0 | −100% | 10b5-1 |
| Sep 21, 2026 CForm 4 → | Sep 23, 5:14 pm EDT | Luis von AhnPresident & CEO, Co-Founder, Director, 10% Owner | 40,980 | $21.94 | $898,985 | 3,614 | — | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 18, 8:25 pm EDT | Luis von AhnPresident & CEO, Co-Founder, Director, 10% Owner | 28,292 | $150.22 | $4,250,141 | 0 | −100% | 10b5-1 |
| Sep 16, 2026 CForm 4 → | Sep 18, 8:25 pm EDT | Luis von AhnPresident & CEO, Co-Founder, Director, 10% Owner | 28,292 | $18.81 | $532,233 | 28,292 | — | 10b5-1 |
| Sep 14, 2026 SForm 4 → | Sep 15, 6:51 pm EDT | Stephen C. ChenGeneral Counsel | 8,072 | $149.33 | $1,205,385 | 43,769 | −15.6% | 10b5-1 |
| Sep 8, 2026 SForm 4 → | Sep 10, 4:23 pm EDT | William B GordonDirector | 10,000 | $145.67 | $1,456,736 | 68,415 | −12.8% | 10b5-1 |
| Aug 17, 2026 SForm 4 → | Aug 19, 5:16 pm EDT | Natalie GlanceChief Engineering Officer | 4,290 | $132.24 | $567,315 | 169,111 | −2.47% | 10b5-1 |
| Aug 17, 2026 SForm 4 → | Aug 19, 5:16 pm EDT | Robert MeeseChief Business Officer | 1,354 | $129.13 | $174,842 | 169,391 | −0.79% | |
| Aug 17, 2026 SForm 4 → | Aug 19, 5:16 pm EDT | Stephen C. ChenGeneral Counsel | 1,024 | $129.13 | $132,229 | 51,841 | −1.94% | |
| Aug 10, 2026 AForm 4 → | Aug 12, 6:02 pm EDT | Sallie KrawcheckDirector | 4,592 | — | — | 4,592 | — | |
| Jul 10, 2026 AForm 4 → | Jul 14, 6:40 pm EDT | James H SheltonDirector | 120 | $124.76 | $14,971 | 11,753 | — | |
| Jul 10, 2026 AForm 4 → | Jul 14, 6:40 pm EDT | Amy BohutinskyDirector | 130 | $124.76 | $16,219 | 7,658 | — | |
| Jul 10, 2026 AForm 4 → | Jul 14, 6:39 pm EDT | Mario SchlosserDirector | 140 | $124.76 | $17,466 | 4,262 | — | |
| Jul 10, 2026 AForm 4 → | Jul 14, 6:36 pm EDT | III John Osborne LillyDirector | 118 | $124.76 | $14,722 | 9,023 | — | |
| Jun 17, 2026 MForm 4 → | Jun 18, 5:05 pm EDT | Stephen C. ChenGeneral Counsel | 58 | $14.42 | $836 | 52,865 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:25 pm EDT | James H SheltonDirector | 2,001 | — | — | 11,633 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:25 pm EDT | Sara ClemensDirector | 2,001 | — | — | 5,955 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:25 pm EDT | Amy BohutinskyDirector | 2,001 | — | — | 7,528 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:25 pm EDT | III John Osborne LillyDirector | 2,001 | — | — | 8,905 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:25 pm EDT | William B GordonDirector | 2,001 | — | — | 78,415 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:24 pm EDT | Mario SchlosserDirector | 2,001 | — | — | 4,122 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:24 pm EDT | Bonnie RossDirector | 2,001 | — | — | 3,345 | — |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 CMForm 4 → | Sep 23, 5:14 pm EDT | Luis von AhnPresident & CEO, Co-Founder, Director, 10% Owner | 122,940 | — | — | 3,368,120 | — | 10b5-1 |
| Sep 16, 2026 CMForm 4 → | Sep 18, 8:25 pm EDT | Luis von AhnPresident & CEO, Co-Founder, Director, 10% Owner | 84,876 | — | — | 3,368,120 | — | 10b5-1 |
| Jun 17, 2026 MForm 4 → | Jun 18, 5:05 pm EDT | Stephen C. ChenGeneral Counsel | 58 | — | — | 0 | — |