Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | S-1/A | duolingos-1a1.htm | S-1/A | 3014139 |
| 2 | EX-1.1 | exhibit11-sx1a1.htm | EX-1.1 | 257026 |
| 3 | EX-3.1 | exhibit31-sx1a1sentuw712.htm | EX-3.1 | 204719 |
| 4 | EX-3.2 | exhibit32-sx1a1sentuw712br.htm | EX-3.2 | 88925 |
| 5 | EX-3.4 | exhibit34-sx1a1sentuw712.htm | EX-3.4 | 276372 |
| 6 | EX-5.1 | exhibit51-sx1a1senttouw714.htm | EX-5.1 | 21565 |
| 7 | EX-10.3(A) | exhibit103a-sx1a1senttouw7.htm | EX-10.3(A) | 186678 |
| 8 | EX-10.3(B) | exhibit103b-sx1a1senttouw7.htm | EX-10.3(B) | 132169 |
| 9 | EX-10.3(C) | exhibit103c-sx1a1senttouw7.htm | EX-10.3(C) | 108518 |
| 10 | EX-10.4 | exhibit104-sx1a1senttouw71.htm | EX-10.4 | 131879 |
| 11 | EX-10.5 | exhibit105-sx1a1senttouw714.htm | EX-10.5 | 13697 |
| 12 | EX-10.6 | exhibit106-s1a1senttouw714.htm | EX-10.6 | 15126 |
| 13 | EX-10.7 | exhibit107-sx1a1senttouw714.htm | EX-10.7 | 27877 |
| 14 | EX-10.8 | exhibit108-sx1a1senttouw714.htm | EX-10.8 | 15879 |
| 15 | EX-10.9 | exhibit109-sx1a1senttouw714.htm | EX-10.9 | 17883 |
| 16 | EX-10.10 | exhibit1010-sx1a1senttouw7.htm | EX-10.10 | 26964 |
| 17 | EX-10.11 | exhibit1011-sx1a1sentuw712.htm | EX-10.11 | 19945 |
| 18 | EX-10.12 | exhibit1012-sx1a1sentuw712.htm | EX-10.12 | 91736 |
| 19 | EX-10.13 | exhibit1013-sx1a1sentuw712.htm | EX-10.13 | 45924 |
| 20 | EX-10.14 | exhibit1014-sx1a1.htm | EX-10.14 | 64614 |
| 21 | EX-23.1 | exhibit231-sx1a1.htm | EX-23.1 | 2045 |
| 22 | alexandre1ba.jpg | GRAPHIC | 646716 | |
| 23 | alexandre2ba.jpg | GRAPHIC | 780165 | |
| 24 | business10ea.jpg | GRAPHIC | 768192 | |
| 25 | business11ea.jpg | GRAPHIC | 654206 | |
| 26 | business12ea.jpg | GRAPHIC | 271909 | |
| 27 | business13ea.jpg | GRAPHIC | 594843 | |
| 28 | business1ba.jpg | GRAPHIC | 479846 | |
| 29 | business2ca.jpg | GRAPHIC | 76932 | |
| 30 | business3ea.jpg | GRAPHIC | 657639 | |
| 31 | business4ea.jpg | GRAPHIC | 500209 | |
| 32 | business5ea.jpg | GRAPHIC | 504629 | |
| 33 | business6ea.jpg | GRAPHIC | 517569 | |
| 34 | business9ba.jpg | GRAPHIC | 524220 | |
| 35 | business_4ba.jpg | GRAPHIC | 194811 | |
| 36 | ceoletter1aa.jpg | GRAPHIC | 353840 | |
| 37 | ceoletter2aa.jpg | GRAPHIC | 432129 | |
| 38 | coverart1ba.jpg | GRAPHIC | 215607 | |
| 39 | coverart2ba.jpg | GRAPHIC | 1174865 | |
| 40 | coverart3ba.jpg | GRAPHIC | 676819 | |
| 41 | exhibit101a.jpg | GRAPHIC | 60328 | |
| 42 | exhibit109a.jpg | GRAPHIC | 60328 | |
| 43 | exhibit10a.jpg | GRAPHIC | 60328 | |
| 44 | image2a.jpg | GRAPHIC | 93115 | |
| 45 | image_0.jpg | GRAPHIC | 49249 | |
| 46 | image_1.jpg | GRAPHIC | 93273 | |
| 47 | keymeas2a.jpg | GRAPHIC | 95831 | |
| 48 | keymeas4a.jpg | GRAPHIC | 156886 | |
| 49 | keymeasa.jpg | GRAPHIC | 100724 | |
| 50 | logob.jpg | GRAPHIC | 54549 | |
| 51 | logoc.jpg | GRAPHIC | 125184 | |
| 52 | mark1ca.jpg | GRAPHIC | 681022 | |
| 53 | mark2ba.jpg | GRAPHIC | 609743 | |
| 54 | mda1ba.jpg | GRAPHIC | 255559 | |
| 55 | mda7aa.jpg | GRAPHIC | 137172 | |
| 56 | mda8ba.jpg | GRAPHIC | 154972 | |
| 57 | mda_3ba.jpg | GRAPHIC | 807702 | |
| 58 | mdsa2ba.jpg | GRAPHIC | 568616 | |
| 59 | ming1ba.jpg | GRAPHIC | 645098 | |
| 60 | ming2ba.jpg | GRAPHIC | 602640 | |
| 61 | peopleandculture1ba.jpg | GRAPHIC | 1405886 | |
| 62 | pilar1ba.jpg | GRAPHIC | 708268 | |
| 63 | pilar2ba.jpg | GRAPHIC | 593837 | |
| 64 | prosummary_1ba.jpg | GRAPHIC | 302262 | |
| 65 | riskfactors_2ba.jpg | GRAPHIC | 214247 | |
| 66 | worldsection1aa.jpg | GRAPHIC | 1604832 | |
| Complete submission text file | 0001628280-21-013980.txt | 30592243 |
IRS No.: 453055872 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-1/A | Act: 33 | File No.: 333-257483 | Film No.: 211096758
SIC: 7372 Services-Prepackaged Software
