| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| DUOL | von Ahn Luis | President & CEO, Co-Founder | May 27 '26 | Option Exercise | 0.00 | 120,000 | 0 | 3,422,995 | May 29 |
| DUOL | von Ahn Luis | President & CEO, Co-Founder | Feb 17 '26 | Option Exercise | 0.00 | 120,000 | 0 | 3,406,635 | Feb 20 |
| DUOL | von Ahn Luis | President & CEO, Co-Founder | Dec 01 '25 | Option Exercise | 0.00 | 120,000 | 0 | 3,338,403 | Dec 03 |
| DUOL | von Ahn Luis | President & CEO, Co-Founder | Oct 20 '25 | Option Exercise | 0.00 | 120,000 | 0 | 3,270,171 | Oct 22 |
| DUOL | von Ahn Luis | President & CEO, Co-Founder | Apr 15 '25 | Sale | 327.41 | 8,000 | 2,619,253 | 0 | Apr 17 |
| DUOL | von Ahn Luis | President & CEO, Co-Founder | Apr 15 '25 | Option Exercise | 7.48 | 8,000 | 59,840 | 0 | Apr 17 |