| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC TO-T/A | Open Document | Open Filing | FORM SC TO-T/A | Dec 11, 2025 | 005-91599 | |
| SC 13E3/A | Open Document | Open Filing | FORM SC 13E3/A | Dec 11, 2025 | 005-91599 | |
| SC 13E3/A | Open Document | Open Filing | FORM SC 13E3/A | Nov 28, 2025 | 005-91599 | |
| SC TO-T/A | Open Document | Open Filing | FORM SC TO-T/A | Nov 28, 2025 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2025 | Nov 6, 2025 | 001-39415 |
| SCHEDULE 13G/A | Open Document | Open Filing | Nov 4, 2025 | 005-91599 | ||
| SC TO-T/A | Open Document | Open Filing | FORM SC TO-T/A | Oct 29, 2025 | 005-91599 | |
| SC 13E3/A | Open Document | Open Filing | FORM SC 13E3/A | Oct 29, 2025 | 005-91599 | |
| SC 13E3/A | Open Document | Open Filing | FORM SC 13E3/A | Oct 16, 2025 | 005-91599 | |
| SC TO-T/A | Open Document | Open Filing | FORM SC TO-T/A | Oct 16, 2025 | 005-91599 | |
| SC 14D9 | Open Document | Open Filing | FORM SC 14D9 | Sep 30, 2025 | 005-91599 | |
| SC 13E3/A | Open Document | Open Filing | FORM SC 13E3/A | Sep 24, 2025 | 005-91599 | |
| SC TO-T/A | Open Document | Open Filing | FORM SC TO-T/A | Sep 24, 2025 | 005-91599 | |
| SC 13E3 | Open Document | Data | Open Filing | FORM SC 13E3 | Sep 17, 2025 | 005-91599 | |
| SC TO-T | Open Document | Data | Open Filing | FORM SC TO-T | Sep 17, 2025 | 005-91599 | |
| SC TO-C | Open Document | Open Filing | FORM SC TO-C | Sep 16, 2025 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 5, 2025 | Sep 5, 2025 | 001-39415 |
| S-8 | Open Document | Data | Open Filing | FORM S-8 | Sep 4, 2025 | 333-290049 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 15, 2025 | Aug 15, 2025 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 6, 2025 | Aug 6, 2025 | 001-39415 |
| SCHEDULE 13G/A | Open Document | Open Filing | Jul 16, 2025 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | May 8, 2025 | May 8, 2025 | 001-39415 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 17, 2025 | Dec 31, 2024 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 12, 2025 | Mar 12, 2025 | 001-39415 |
| SCHEDULE 13G/A | Open Document | Open Filing | Feb 12, 2025 | 005-91599 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | Feb 11, 2025 | 005-91599 | ||
| SCHEDULE 13D | Open Document | Open Filing | Jan 10, 2025 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 16, 2024 | Dec 16, 2024 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 27, 2024 | Nov 27, 2024 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | Nov 13, 2024 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 7, 2024 | Nov 7, 2024 | 001-39415 |
| SC 13G | Open Document | Open Filing | FILING VASTA PLATFORM LIMITED | Oct 23, 2024 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | Oct 7, 2024 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | Sep 4, 2024 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 7, 2024 | Aug 7, 2024 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | Aug 5, 2024 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 25, 2024 | Jun 25, 2024 | 001-39415 |
| SC 13G | Open Document | Open Filing | SC 13G | Jun 4, 2024 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | May 10, 2024 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | May 8, 2024 | May 8, 2024 | 001-39415 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 19, 2024 | Dec 31, 2023 | 001-39415 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Apr 10, 2024 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | Apr 9, 2024 | 005-91599 | ||
| SC 13G | Open Document | Open Filing | SC 13G | Apr 3, 2024 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 20, 2024 | Mar 20, 2024 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | Feb 14, 2024 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | Feb 13, 2024 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | VASTA PLATFORM LIMITED | Jan 31, 2024 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 7, 2023 | Dec 7, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 8, 2023 | Nov 8, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 21, 2023 | Sep 21, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 14, 2023 | Sep 14, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 30, 2023 | Aug 30, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 9, 2023 | Aug 9, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 12, 2023 | May 11, 2023 | 001-39415 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 26, 2023 | Dec 31, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 23, 2023 | Mar 23, 2023 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 23, 2023 | Mar 23, 2023 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | Feb 14, 2023 | 005-91599 | ||
| SC 13G | Open Document | Open Filing | Feb 14, 2023 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | NONE | Feb 14, 2023 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | VASTA PLATFORM LIMITED | Jan 10, 2023 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 14, 2022 | Nov 10, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 25, 2022 | Aug 25, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 12, 2022 | Aug 11, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 12, 2022 | Aug 11, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 4, 2022 | Aug 4, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 19, 2022 | Jul 19, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 31, 2022 | May 31, 2022 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 13, 2022 | May 12, 2021 | 001-39415 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 29, 2022 | Dec 31, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 28, 2022 | Apr 28, 2022 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Apr 8, 2022 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 25, 2022 | Mar 25, 2022 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | Feb 14, 2022 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | NONE | Feb 14, 2022 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 11, 2022 | Feb 11, 2022 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | FORM SC 13G/A | Feb 11, 2022 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 10, 2022 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | Feb 10, 2022 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | Feb 10, 2022 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | Feb 9, 2022 | 005-91599 | ||
| SC 13G | Open Document | Open Filing | VASTA PLATFORM LIMITED | Jan 31, 2022 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | NONE | Jan 10, 2022 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 15, 2021 | Nov 12, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORN 6-K | Nov 1, 2021 | Nov 1, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 16, 2021 | Aug 16, 2021 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | DOI_REPORTING@MORGANSTANLEY.COM | Aug 10, 2021 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 30, 2021 | Jul 29, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 21, 2021 | Jul 20, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 2, 2021 | Jul 2, 2021 | 001-39415 |
| SC 13G | Open Document | Open Filing | SC 13G | Jun 8, 2021 | 005-91599 | |
| 20-F/A | Open Document | Data | Open Filing | 20-F/A | Jun 1, 2021 | Dec 31, 2020 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 27, 2021 | May 17, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 17, 2021 | May 17, 2021 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | May 7, 2021 | 005-91599 | ||
| 20-F | Open Document | Open Filing | FORM 20-F | Apr 30, 2021 | Dec 31, 2020 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 13, 2021 | Apr 12, 2021 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | NONE | Apr 12, 2021 | 005-91599 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 2, 2021 | Apr 1, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 29, 2021 | Mar 26, 2021 | 001-39415 |
| SC 13G/A | Open Document | Open Filing | Mar 10, 2021 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 3, 2021 | Mar 2, 2021 | 001-39415 |
| SC 13G | Open Document | Open Filing | Feb 25, 2021 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 23, 2021 | Feb 23, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 23, 2021 | Feb 22, 2021 | 001-39415 |
| SC 13G | Open Document | Open Filing | NONE | Feb 16, 2021 | 005-91599 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 12, 2021 | 005-91599 | |
| SC 13G | Open Document | Open Filing | MS INITIAL | Feb 12, 2021 | 005-91599 | |
| SC 13G | Open Document | Open Filing | NONE | Feb 11, 2021 | 005-91599 | |
| SC 13G | Open Document | Open Filing | Feb 8, 2021 | 005-91599 | ||
| SC 13G | Open Document | Open Filing | FORM SC 13G | Feb 5, 2021 | 005-91599 | |
| SC 13G | Open Document | Open Filing | Feb 1, 2021 | 005-91599 | ||
| SC 13G/A | Open Document | Open Filing | Feb 1, 2021 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 7, 2021 | Jan 7, 2021 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 16, 2020 | Nov 13, 2020 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 13, 2020 | Nov 13, 2020 | 001-39415 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 21, 2020 | Aug 21, 2020 | 001-39415 |
| SC 13G | Open Document | Open Filing | SC 13G | Aug 10, 2020 | 005-91599 | |
| SC 13G | Open Document | Open Filing | Aug 7, 2020 | 005-91599 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 5, 2020 | Aug 4, 2020 | 001-39415 |
| 424B1 | Open Document | Open Filing | 424B1 | Jul 31, 2020 | 333-239686 | |
| S-8 | Open Document | Open Filing | FORM S-8 | Jul 31, 2020 | 333-240254 | |
| EFFECT | Open Document | Open Filing | Jul 30, 2020 | 333-239686 | ||
| CERT | Open Document | Open Filing | 8A CERT | Jul 30, 2020 | 001-39415 | |
| CORRESP | Open Document | Open Filing | Jul 29, 2020 | |||
| CORRESP | Open Document | Open Filing | Jul 29, 2020 | |||
| 8-A12B | Open Document | Open Filing | 8-A12B | Jul 29, 2020 | 001-39415 | |
| CORRESP | Open Document | Open Filing | Jul 29, 2020 | |||
| F-1/A | Open Document | Open Filing | F-1/A | Jul 29, 2020 | 333-239686 | |
| UPLOAD | Open Document | Open Filing | Jul 28, 2020 | |||
| F-1/A | Open Document | Open Filing | F-1/A | Jul 23, 2020 | 333-239686 | |
| CORRESP | Open Document | Open Filing | Jul 6, 2020 | |||
| F-1 | Open Document | Open Filing | F-1 | Jul 6, 2020 | 333-239686 | |
| UPLOAD | Open Document | Open Filing | Jul 2, 2020 | |||
| DRSLTR | Open Document | Open Filing | Jun 11, 2020 | |||
| DRS/A | Open Document | Open Filing | Jun 11, 2020 | 377-03058 | ||
| UPLOAD | Open Document | Open Filing | Mar 19, 2020 | |||
| DRSLTR | Open Document | Open Filing | Feb 20, 2020 | |||
| DRS | Open Document | Open Filing | Feb 20, 2020 | 377-03058 |