PAGEInsider
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| DUOL | Glance Natalie | Chief Engineering Officer | May 18 '26 | Sale | 113.59 | 3,360 | 381,656 | 173,401 | May 19 |
| DUOL | Glance Natalie | Chief Engineering Officer | May 15 '26 | Sale | 112.16 | 1,929 | 216,357 | 176,761 | May 19 |
| DUOL | Glance Natalie | Chief Engineering Officer | Feb 27 '26 | Option Exercise | 6.08 | 24,252 | 147,462 | 139,632 | Mar 03 |
| DUOL | Glance Natalie | Chief Engineering Officer | Feb 18 '26 | Sale | 113.51 | 3,545 | 402,404 | 115,380 | Feb 20 |
| DUOL | Glance Natalie | Chief Engineering Officer | Feb 17 '26 | Sale | 110.06 | 1,741 | 191,614 | 118,925 | Feb 20 |
| DUOL | Glance Natalie | Chief Engineering Officer | Dec 05 '25 | Option Exercise | 5.00 | 9,500 | 47,500 | 120,666 | Dec 09 |
| DUOL | Glance Natalie | Chief Engineering Officer | Nov 18 '25 | Sale | 175.79 | 2,471 | 434,366 | 111,166 | Nov 19 |
| DUOL | Glance Natalie | Chief Engineering Officer | Nov 17 '25 | Sale | 177.95 | 2,534 | 450,925 | 113,637 | Nov 19 |
| DUOL | Glance Natalie | Chief Engineering Officer | Oct 01 '25 | Sale | 312.30 | 3,283 | 1,025,265 | 116,171 | Oct 06 |
| DUOL | Glance Natalie | Chief Engineering Officer | Aug 18 '25 | Sale | 367.09 | 2,471 | 907,091 | 119,641 | Aug 19 |
| DUOL | Glance Natalie | Chief Engineering Officer | Aug 15 '25 | Sale | 329.03 | 2,533 | 833,433 | 122,112 | Aug 18 |
| DUOL | Glance Natalie | Chief Engineering Officer | Jul 01 '25 | Sale | 402.58 | 2,709 | 1,090,582 | 126,945 | Jul 02 |
| DUOL | Glance Natalie | Chief Engineering Officer | May 16 '25 | Sale | 528.37 | 3,267 | 1,726,186 | 129,654 | May 19 |
| DUOL | Glance Natalie | Chief Engineering Officer | May 15 '25 | Sale | 531.71 | 3,039 | 1,615,867 | 132,921 | May 16 |
| DUOL | Glance Natalie | Chief Engineering Officer | Apr 01 '25 | Sale | 319.59 | 3,482 | 1,112,805 | 127,251 | Apr 02 |