von Ahn Luis (CIK 1829259) reported 26 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-09-23). Recent activity: Buy DUOL (27,960 shares), Buy DUOL (9,406 shares), Sell DUOL (33,257 shares), Sell DUOL (4,109 shares), Buy DUOL (3,614 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 27,960 | $403,183 |
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 9,406 | $358,180 |
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 33,257 | $5.0M |
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 4,109 | $620,746 |
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 3,614 | $137,621 |
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 200 | $30,000 |
| 2026-09-23 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 3,414 | $518,996 |
| 2026-09-18 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 23,040 | $332,237 |
| 2026-09-18 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 5,252 | $199,996 |
| 2026-09-18 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 27,272 | $4.1M |
| 2026-09-18 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 1,020 | $154,571 |
| 2026-06-04 | Figma, Inc. (FIG) | Director | Buy | 12,415 | $0 |
| 2026-05-13 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 50,000 | $0 |
| 2026-05-13 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 50,000 | $0 |
| 2025-08-05 | Figma, Inc. (FIG) | Director | Buy | 30,000 | $990,000 |
| 2025-08-01 | Figma, Inc. (FIG) | Director | Buy | 48,179 | $0 |
| 2025-06-09 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 5,000 | $0 |
| 2025-06-09 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 5,000 | $0 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Buy | 8,000 | $59,840 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 505 | $164,110 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 1,863 | $606,686 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 1,119 | $365,454 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 1,600 | $524,432 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 2,313 | $760,329 |
| 2025-04-17 | Duolingo, Inc. (DUOL) | President & CEO, Co-Founder | Sell | 400 | $132,060 |
Source: SEC Form 4 filings · as of 2026-09-23