06/12/2025
8:26 PM | Duolingo (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
06/10/2025
4:37 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2025
8:19 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/09/2025
4:17 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/20/2025
3:11 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/19/2025
3:22 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/19/2025
3:22 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/19/2025
3:22 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/15/2025
3:39 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
04/30/2025
3:17 PM | Duolingo (Issuer)
Meese Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/23/2025
3:12 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
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04/17/2025
3:06 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/16/2025
8:36 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4/A | |
04/09/2025
3:07 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/24/2025
3:23 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/21/2025
5:59 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/21/2025
6:00 PM | Duolingo (Issuer)
Munson Gillian (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/20/2025
3:19 PM | Duolingo (Subject)
Munson Gillian (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/19/2025
3:20 PM | Duolingo (Subject)
Hacker Severin (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/18/2025
3:06 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
3:06 PM | Duolingo (Issuer)
Shelton James H (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/17/2025
3:37 PM | Duolingo (Subject)
Luis von Ahn Foundation (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/17/2025
3:37 PM | Duolingo (Subject)
von Ahn Luis (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/17/2025
3:39 PM | Duolingo (Subject)
Shelton James H (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/06/2025
7:55 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/06/2025
7:54 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/28/2025
5:06 AM | Duolingo (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
02/21/2025
3:30 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/21/2025
3:32 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
6:19 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
6:20 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
6:16 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
6:18 PM | Duolingo (Issuer)
Meese Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
4:53 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/12/2025
9:55 AM | BAILLIE GIFFORD & CO (Filed by)
Duolingo (Subject)
| Form SCHEDULE 13G/A | |
02/07/2025
5:12 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/07/2025
9:06 AM | Duolingo (Subject)
FMR LLC (Filed by)
| Form SCHEDULE 13G/A | |
02/07/2025
9:23 AM | Duolingo (Subject)
FMR LLC (Filed by)
| Form SCHEDULE 13G/A | |
02/06/2025
6:27 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/23/2025
3:40 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
3:29 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
A grave, grave error. (Ad) I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was.
Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again.  Here’s the full story for you. |
01/14/2025
3:27 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/07/2025
3:06 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
4:39 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
4:40 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
4:35 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/20/2024
3:15 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/20/2024
3:16 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/17/2024
3:27 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/17/2024
3:24 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/16/2024
4:07 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/16/2024
3:20 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/13/2024
4:09 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/12/2024
3:48 PM | Duolingo (Subject)
Luis von Ahn Foundation (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/12/2024
3:49 PM | Duolingo (Subject)
von Ahn Luis (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/11/2024
3:57 PM | Duolingo (Subject)
Hacker Severin (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/10/2024
3:36 PM | Duolingo (Issuer)
Ross Bonnie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/09/2024
6:37 PM | Duolingo (Issuer)
Ross Bonnie (Reporting)
| Form 3
Initial statement of beneficial ownership of securities | |
12/09/2024
6:23 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/09/2024
3:26 PM | Duolingo (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
12/02/2024
7:31 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/02/2024
3:38 PM | Duolingo (Subject)
Skaruppa Matthew (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/27/2024
8:57 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4/A | |
11/18/2024
4:06 PM | Duolingo (Subject)
Skaruppa Matthew (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
4:12 PM | Chen Stephen C. (Reporting)
Duolingo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
3:14 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/15/2024
5:19 PM | Chen Stephen C. (Reporting)
Duolingo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/15/2024
4:19 PM | Duolingo (Subject)
Skaruppa Matthew (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/15/2024
4:25 PM | Duolingo (Subject)
Glance Natalie (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/15/2024
4:48 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/12/2024
8:55 AM | Duolingo (Subject)
FMR LLC (Filed by)
| Form SC 13G | |
11/07/2024
4:17 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/06/2024
3:58 PM | Duolingo (Subject)
Glance Natalie (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/05/2024
3:16 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/04/2024
9:08 AM | BAILLIE GIFFORD & CO (Filed by)
Duolingo (Subject)
| Form SCHEDULE 13G/A | |
10/21/2024
3:11 PM | BlackRock, Inc. (Filed by)
Duolingo (Subject)
| Form SC 13G/A | |
10/08/2024
7:09 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/03/2024
3:17 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/26/2024
3:28 PM | Duolingo (Issuer)
Meese Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/23/2024
3:18 PM | Duolingo (Issuer)
Meese Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/20/2024
3:30 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
09/19/2024
3:21 PM | Duolingo (Issuer)
Meese Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/18/2024
3:40 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
09/17/2024
3:41 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
09/09/2024
7:18 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/03/2024
7:52 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/30/2024
3:22 PM | Chen Stephen C. (Reporting)
Duolingo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/26/2024
3:25 PM | Duolingo (Issuer)
Hacker Severin (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/22/2024
7:12 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2024
3:36 PM | Duolingo (Issuer)
Glance Natalie (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2024
3:37 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
A grave, grave error. (Ad) I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was.
Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. |
08/16/2024
3:37 PM | Chen Stephen C. (Reporting)
Duolingo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2024
3:37 PM | Duolingo (Issuer)
Meese Robert (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2024
3:37 PM | Duolingo (Issuer)
von Ahn Luis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/15/2024
4:08 PM | Duolingo (Subject)
Skaruppa Matthew (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/15/2024
4:12 PM | Chen Stephen C. (Reporting)
Duolingo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/15/2024
4:18 PM | Duolingo (Subject)
Meese Robert (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/15/2024
4:20 PM | Duolingo (Subject)
Glance Natalie (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/07/2024
3:02 PM | Duolingo (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
08/02/2024
3:33 PM | Duolingo (Issuer)
Skaruppa Matthew (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
