| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 6-K | Open Document | Open Filing | 6-K | 26 Nov 2025 | 30 Sep 2025 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 26 Aug 2025 | 30 Jun 2025 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 15 May 2025 | 31 Mar 2025 | 001-38923 |
| 20-F | Open Document | Data | Open Filing | 20-F | 22 Apr 2025 | 31 Dec 2024 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 22 Apr 2025 | 22 Apr 2025 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 11 Mar 2025 | 11 Mar 2025 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 26 Feb 2025 | 31 Dec 2024 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 04 Dec 2024 | 30 Sep 2024 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 27 Nov 2024 | 005-91115 | |
| 6-K | Open Document | Open Filing | 6-K | 27 Aug 2024 | 30 Jun 2024 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 21 May 2024 | 31 Mar 2024 | 001-38923 |
| 20-F | Open Document | Data | Open Filing | 20-F | 25 Apr 2024 | 31 Dec 2023 | 001-38923 |
| 144 | Open Document | Open Filing | 21 Mar 2024 | 001-38923 | ||
| 144 | Open Document | Open Filing | 21 Mar 2024 | 001-38923 | ||
| 6-K | Open Document | Open Filing | 6-K | 27 Feb 2024 | 31 Dec 2023 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | 06 Feb 2024 | 005-91115 | ||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 06 Feb 2024 | 005-91115 | |
| 144/A | Open Document | Open Filing | 20 Dec 2023 | 001-38923 | ||
| 144 | Open Document | Open Filing | 20 Dec 2023 | 001-38923 | ||
| 144 | Open Document | Open Filing | 20 Dec 2023 | 001-38923 | ||
| UPLOAD | Open Document | Open Filing | 15 Dec 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | 22 Nov 2023 | 30 Sep 2023 | 001-38923 |
| CORRESP | Open Document | Open Filing | 15 Nov 2023 | |||
| UPLOAD | Open Document | Open Filing | 02 Nov 2023 | |||
| CORRESP | Open Document | Open Filing | 11 Oct 2023 | |||
| CORRESP | Open Document | Open Filing | 19 Sep 2023 | |||
| UPLOAD | Open Document | Open Filing | 13 Sep 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | 30 Aug 2023 | 30 Aug 2023 | 001-38923 |
| CORRESP | Open Document | Open Filing | 13 Jul 2023 | |||
| 144/A | Open Document | Open Filing | 28 Jun 2023 | 001-38923 | ||
| 144 | Open Document | Open Filing | 26 Jun 2023 | 001-38923 | ||
| 144 | Open Document | Open Filing | 26 Jun 2023 | 001-38923 | ||
| CORRESP | Open Document | Open Filing | 20 Jun 2023 | |||
| UPLOAD | Open Document | Open Filing | 13 Jun 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | 30 May 2023 | 30 May 2023 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 10 May 2023 | 09 May 2023 | 001-38923 |
| 20-F | Open Document | Data | Open Filing | 20-F | 18 Apr 2023 | 31 Dec 2022 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 18 Apr 2023 | 18 Apr 2023 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 28 Feb 2023 | 28 Feb 2023 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | 10 Feb 2023 | 005-91115 | ||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 31 Jan 2023 | 005-91115 | |
| 6-K | Open Document | Open Filing | 6-K | 06 Jan 2023 | 06 Jan 2023 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 22 Nov 2022 | 22 Nov 2022 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 22 Nov 2022 | 21 Nov 2022 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 08 Sep 2022 | 08 Sep 2022 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 06 Jun 2022 | 06 Jun 2022 | 001-38923 |
| 20-F | Open Document | Data | Open Filing | 20-F | 26 Apr 2022 | 31 Dec 2021 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 09 Mar 2022 | 08 Mar 2022 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 23 Feb 2022 | 23 Feb 2022 | 001-38923 |
| 6-K | Open Document | Open Filing | 6-K | 17 Feb 2022 | 16 Feb 2022 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | NONE | 14 Feb 2022 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT NO.2 | 04 Feb 2022 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT NO.2 | 04 Feb 2022 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | GAOTU TECHEDU INC. | 27 Jan 2022 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 15 Nov 2021 | 15 Nov 2021 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Oct 2021 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 23 Sep 2021 | 23 Sep 2021 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | MS AMENDMENT | 10 Sep 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | 13G GAOTU TECHEDU | 10 Sep 2021 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 19 Aug 2021 | 19 Aug 2021 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 17 Aug 2021 | 17 Aug 2021 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | GAOTU AMEND | 10 Aug 2021 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 26 Jul 2021 | 26 Jul 2021 | 001-38923 |
| 424B3 | Open Document | Open Filing | 07 Jun 2021 | 333-231726 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | 07 Jun 2021 | 07 Jun 2021 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 26 May 2021 | 26 May 2021 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | NONE | 10 May 2021 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 10 May 2021 | 10 May 2021 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 26 Apr 2021 | 26 Apr 2021 | 001-38923 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | 26 Apr 2021 | 31 Dec 2020 | 001-38923 |
| SC 13G | Open Document | Open Filing | GSX TECHEDU ME | 09 Apr 2021 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 31 Mar 2021 | 31 Mar 2021 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 08 Mar 2021 | 08 Mar 2021 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | NONE | 08 Mar 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | NONE | 23 Feb 2021 | 005-91115 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 16 Feb 2021 | 005-91115 | |
| SC 13G | Open Document | Open Filing | NONE | 12 Feb 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | MS AMENDMENT | 11 Feb 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | GSX TECH 13G AMEND | 11 Feb 2021 | 005-91115 | |
| SC 13G | Open Document | Open Filing | GSX TECH 13G | 10 Feb 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT NO. 1 | 09 Feb 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT NO. 1 | 09 Feb 2021 | 005-91115 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT NO. 1 | 09 Feb 2021 | 005-91115 | |
| SC 13G | Open Document | Open Filing | SC 13G | 08 Feb 2021 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 07 Dec 2020 | 07 Dec 2020 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 23 Nov 2020 | 23 Nov 2020 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | MS AMENDMENT | 28 Oct 2020 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 02 Sep 2020 | 02 Sep 2020 | 001-38923 |
| UPLOAD | Open Document | Open Filing | 24 Jun 2020 | |||
| CORRESP | Open Document | Open Filing | 23 Jun 2020 | |||
| UPLOAD | Open Document | Open Filing | 10 Jun 2020 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | 07 May 2020 | 07 May 2020 | 001-38923 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | 03 Apr 2020 | 31 Dec 2019 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 19 Feb 2020 | 19 Feb 2020 | 001-38923 |
| SC 13G/A | Open Document | Open Filing | MS AMENDMENT | 14 Feb 2020 | 005-91115 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 06 Feb 2020 | 005-91115 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 05 Feb 2020 | 005-91115 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 05 Feb 2020 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 04 Feb 2020 | 04 Feb 2020 | 001-38923 |
| 6-K | Open Document | Open Filing | FORM 6-K | 20 Dec 2019 | 20 Dec 2019 | 001-38923 |
| S-8 | Open Document | Open Filing | FORM S-8 | 02 Dec 2019 | 333-235314 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 22 Nov 2019 | 22 Nov 2019 | 001-38923 |
| 424B4 | Open Document | Open Filing | 424(B)(4) | 21 Nov 2019 | 333-234755 | |
| F-1MEF | Open Document | Open Filing | FORM F-1MEF | 21 Nov 2019 | 333-234804 | |
| EFFECT | Open Document | Open Filing | 20 Nov 2019 | 333-234755 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | 19 Nov 2019 | 19 Nov 2019 | 001-38923 |
| CORRESP | Open Document | Open Filing | 18 Nov 2019 | |||
| CORRESP | Open Document | Open Filing | 18 Nov 2019 | |||
| F-1 | Open Document | Open Filing | FORM F-1 | 18 Nov 2019 | 333-234755 | |
| UPLOAD | Open Document | Open Filing | 14 Nov 2019 | |||
| DRSLTR | Open Document | Open Filing | 08 Nov 2019 | |||
| DRS | Open Document | Open Filing | 08 Nov 2019 | 377-02900 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | 07 Nov 2019 | 07 Nov 2019 | 001-38923 |
| SC 13G | Open Document | Open Filing | MS INITIAL | 29 Aug 2019 | 005-91115 | |
| 6-K | Open Document | Open Filing | FORM 6-K | 23 Aug 2019 | 23 Aug 2019 | 001-38923 |
| 424B4 | Open Document | Open Filing | 424(B)(4) | 06 Jun 2019 | 333-231275 | |
| EFFECT | Open Document | Open Filing | 05 Jun 2019 | 333-231275 | ||
| EFFECT | Open Document | Open Filing | 05 Jun 2019 | 333-231726 | ||
| CORRESP | Open Document | Open Filing | 03 Jun 2019 | |||
| CORRESP | Open Document | Open Filing | 03 Jun 2019 | |||
| CERT | Open Document | Open Filing | NYSE CERTIFICATION | 30 May 2019 | 001-38923 | |
| 8-A12B | Open Document | Open Filing | FORM 8-A | 24 May 2019 | 001-38923 | |
| CORRESP | Open Document | Open Filing | 24 May 2019 | |||
| F-1/A | Open Document | Open Filing | AMENDMENT NO.1 TO FORM F-1 | 24 May 2019 | 333-231275 | |
| F-6 | Open Document | Open Filing | FORM F-6 | 24 May 2019 | 333-231726 | |
| CORRESP | Open Document | Open Filing | 08 May 2019 | |||
| F-1 | Open Document | Open Filing | FORM F-1 | 08 May 2019 | 333-231275 | |
| DRSLTR | Open Document | Open Filing | 19 Apr 2019 | |||
| DRS/A | Open Document | Open Filing | 19 Apr 2019 | 377-02551 | ||
| UPLOAD | Open Document | Open Filing | 12 Apr 2019 | |||
| DRSLTR | Open Document | Open Filing | 19 Mar 2019 | |||
| DRS | Open Document | Open Filing | 19 Mar 2019 | 377-02551 |