Sunlands Technology Group

Symbol
STG on NYSE
Industry
Services Educational Services (Office Of Trade & Services)
Business address
Building 4 6, Chaolai Science Park, No. 36 Chuangyuan Rd, Chaoyang District, Beijing
State of incorporation
Cayman Islands
Fiscal year end
31 December
Former names
Sunlands Online Education Group (to 23 Nov 2018)
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Sunlands Technology Group has filed 133 SEC EDGAR filings since 13 Dec 2017

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
6-K Open Document Open Filing FORM 6-K 20 Nov 2025 20 Nov 2025 001-38423
6-K Open Document Open Filing FORM 6-K 14 Nov 2025 14 Nov 2025 001-38423
6-K Open Document Open Filing FORM 6-K 14 Aug 2025 14 Aug 2025 001-38423
6-K Open Document Open Filing FORM 6-K 22 May 2025 22 May 2025 001-38423
6-K Open Document Open Filing FORM 6-K 25 Apr 2025 25 Apr 2025 001-38423
20-F Open Document | Data Open Filing 20-F 25 Apr 2025 31 Dec 2024 001-38423
6-K Open Document Open Filing FORM 6-K 21 Mar 2025 21 Mar 2025 001-38423
SCHEDULE 13G/A Open Document Open Filing 15 Jan 2025 005-90454
6-K Open Document Open Filing FORM 6-K 22 Nov 2024 22 Nov 2024 001-38423
6-K Open Document Open Filing FORM 6-K 17 Oct 2024 17 Oct 2024 001-38423
6-K Open Document Open Filing FORM 6-K 16 Aug 2024 16 Aug 2024 001-38423
6-K Open Document Open Filing FORM 6-K 31 May 2024 31 May 2024 001-38423
6-K Open Document Open Filing FORM 6-K 24 May 2024 24 May 2024 001-38423
6-K Open Document Open Filing FORM 6-K 25 Apr 2024 25 Apr 2024 001-38423
20-F Open Document | Data Open Filing 20-F 25 Apr 2024 31 Dec 2023 001-38423
6-K Open Document Open Filing FORM 6-K 22 Mar 2024 22 Mar 2024 001-38423
SC 13G/A Open Document Open Filing FORM SC 13G/A 07 Mar 2024 005-90454
SC 13G/A Open Document Open Filing FORM SC 13G/A 07 Mar 2024 005-90454
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 24 Jan 2024 005-90454
6-K Open Document Open Filing FORM 6-K 22 Nov 2023 22 Nov 2023 001-38423
6-K Open Document Open Filing FORM 6-K 20 Oct 2023 20 Oct 2023 001-38423
6-K Open Document Open Filing FORM 6-K 18 Aug 2023 18 Aug 2023 001-38423
UPLOAD Open Document Open Filing 14 Jul 2023
CORRESP Open Document Open Filing 27 Jun 2023
CORRESP Open Document Open Filing 20 Jun 2023
6-K Open Document Open Filing FORM 6-K 25 May 2023 25 May 2023 001-38423
UPLOAD Open Document Open Filing 23 May 2023
6-K Open Document Open Filing FORM 6-K 16 May 2023 16 May 2023 001-38423
6-K Open Document Open Filing FORM 6-K 25 Apr 2023 25 Apr 2023 001-38423
20-F Open Document | Data Open Filing 20-F 25 Apr 2023 31 Dec 2022 001-38423
CORRESP Open Document Open Filing 04 Apr 2023
6-K Open Document Open Filing FORM 6-K 24 Mar 2023 24 Mar 2023 001-38423
CORRESP Open Document Open Filing 22 Mar 2023
UPLOAD Open Document Open Filing 10 Mar 2023
144 Open Document Open Filing 10 Mar 2023 001-38423
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 08 Feb 2023 005-90454
SC 13G/A Open Document Open Filing FORM SC 13G/A 03 Feb 2023 005-90454
SC 13G/A Open Document Open Filing FORM SC 13G/A 03 Feb 2023 005-90454
CORRESP Open Document Open Filing 12 Jan 2023
CORRESP Open Document Open Filing 09 Jan 2023
UPLOAD Open Document Open Filing 23 Dec 2022
6-K Open Document Open Filing FORM 6-K 23 Nov 2022 23 Nov 2022 001-38423
6-K Open Document Open Filing FORM 6-K 17 Oct 2022 17 Oct 2022 001-38423
6-K Open Document Open Filing FORM 6-K 18 Aug 2022 18 Jun 2022 001-38423
6-K Open Document Open Filing FORM 6-K 14 Jun 2022 14 Jun 2022 001-38423
6-K Open Document Open Filing FORM 6-K 31 May 2022 31 May 2022 001-38423
6-K Open Document Open Filing FORM 6-K 05 May 2022 05 May 2022 001-38423
6-K Open Document Open Filing FORM 6-K 27 Apr 2022 27 Apr 2022 001-38423
20-F Open Document | Data Open Filing 20-F 27 Apr 2022 31 Dec 2021 001-38423
6-K Open Document Open Filing FORM 6-K 08 Apr 2022 08 Apr 2022 001-38423
SC 13G/A Open Document Open Filing SC 13G/A 14 Feb 2022 005-90454
SC 13G/A Open Document Open Filing AMENDMENT NO. 3 11 Feb 2022 005-90454
SC 13G/A Open Document Open Filing AMENDMENT NO. 3 11 Feb 2022 005-90454
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 08 Feb 2022 005-90454
6-K Open Document Open Filing FORM 6-K 06 Dec 2021 06 Dec 2021 001-38423
6-K Open Document Open Filing FORM 6-K 23 Nov 2021 23 Nov 2021 001-38423
6-K Open Document Open Filing FORM 6-K 18 Oct 2021 18 Oct 2021 001-38423
6-K Open Document Open Filing FORM 6-K 12 Oct 2021 12 Oct 2021 001-38423
6-K Open Document Open Filing FORM 6-K 04 Oct 2021 04 Oct 2021 001-38423
6-K Open Document Open Filing FORM 6-K 20 Aug 2021 20 Aug 2021 001-38423
6-K Open Document Open Filing FORM 6-K 18 Aug 2021 18 Aug 2021 001-38423
6-K Open Document Open Filing FORM 6-K 25 May 2021 25 May 2021 001-38423
6-K Open Document Open Filing FORM 6-K 16 Apr 2021 16 Apr 2021 001-38423
20-F Open Document | Data Open Filing 20-F 16 Apr 2021 31 Dec 2020 001-38423
6-K Open Document Open Filing FORM 6-K 25 Mar 2021 25 Mar 2021 001-38423
6-K Open Document Open Filing FORM 6-K 18 Mar 2021 18 Mar 2021 001-38423
SC 13G Open Document Open Filing SCHEDULE 13G 04 Mar 2021 005-90454
SC 13G Open Document Open Filing SCHEDULE 13G 04 Mar 2021 005-90454
SC 13G/A Open Document Open Filing SC 13G/A 16 Feb 2021 005-90454
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 10 Feb 2021 005-90454
6-K Open Document Open Filing FORM 6-K 07 Jan 2021 07 Jan 2021 001-38423
6-K Open Document Open Filing FORM 6-K 18 Nov 2020 18 Nov 2020 001-38423
6-K Open Document Open Filing FORM 6-K 26 Oct 2020 26 Oct 2020 001-38423
UPLOAD Open Document Open Filing 18 Aug 2020
6-K Open Document Open Filing FORM 6-K 14 Aug 2020 14 Aug 2020 001-38423
CORRESP Open Document Open Filing 13 Aug 2020
UPLOAD Open Document Open Filing 05 Aug 2020
6-K Open Document Open Filing FORM 6-K 27 May 2020 27 May 2020 001-38423
6-K Open Document Open Filing FORM 6-K 24 Apr 2020 24 Apr 2020 001-38423
20-F Open Document | Data Open Filing 20-F 24 Apr 2020 31 Dec 2019 001-38423
6-K Open Document Open Filing FORM 6-K 02 Apr 2020 02 Apr 2020 001-38423
6-K Open Document Open Filing FORM 6-K 27 Mar 2020 27 Mar 2020 001-38423
6-K Open Document Open Filing FORM 6-K 16 Mar 2020 16 Mar 2020 001-38423
SC 13G/A Open Document Open Filing SC 13G/A 14 Feb 2020 005-90454
SC 13G Open Document Open Filing SCHEDULE 13G 14 Feb 2020 005-90454
SC 13G Open Document Open Filing SCHEDULE 13G 14 Feb 2020 005-90454
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 12 Feb 2020 005-90454
SC 13G Open Document Open Filing SCHEDULE 13G 06 Jan 2020 005-90454
6-K Open Document Open Filing FORM 6-K 27 Nov 2019 27 Nov 2019 001-38423
6-K Open Document Open Filing FORM 6-K 22 Nov 2019 22 Nov 2019 001-38423
6-K Open Document Open Filing FORM 6-K 22 Nov 2019 22 Nov 2019 001-38423
6-K Open Document Open Filing FORM 6-K 23 Aug 2019 23 Aug 2019 001-38423
SC 13G Open Document Open Filing SCHEDULE 13G 14 Aug 2019 005-90454
6-K Open Document Open Filing FORM 6-K 11 Jul 2019 11 Jul 2019 001-38423
6-K Open Document Open Filing FORM 6-K 18 Jun 2019 18 Jun 2019 001-38423
6-K Open Document Open Filing 6-K 28 May 2019 28 May 2019 001-38423
20-F Open Document | Data Open Filing 20-F 26 Apr 2019 31 Dec 2018 001-38423
6-K Open Document Open Filing 6-K 22 Mar 2019 22 Mar 2019 001-38423
SC 13G Open Document Open Filing SC 13G 14 Feb 2019 005-90454
SC 13G Open Document Open Filing SC 13G 14 Feb 2019 005-90454
SC 13G Open Document Open Filing SC 13G 14 Feb 2019 005-90454
SC 13G/A Open Document Open Filing SC 13G/A 28 Jan 2019 005-90454
6-K Open Document Open Filing 6-K 23 Nov 2018 23 Nov 2018 001-38423
6-K Open Document Open Filing FORM 6-K 29 Aug 2018 29 Aug 2018 001-38423
6-K Open Document Open Filing FORM 6-K 29 Aug 2018 29 Aug 2018 001-38423
6-K Open Document Open Filing FORM 6-K 24 Aug 2018 24 Aug 2018 001-38423
6-K Open Document Open Filing FORM 6-K 25 Jul 2018 25 Jul 2018 001-38423
6-K Open Document Open Filing FORM 6-K 19 Jul 2018 19 Jul 2018 001-38423
6-K Open Document Open Filing FORM 6-K 22 May 2018 22 May 2018 001-38423
6-K Open Document Open Filing FORM 6-K 21 May 2018 21 May 2018 001-38423
S-8 Open Document Open Filing FORM S-8 11 May 2018 333-224890
SC 13G Open Document Open Filing SC 13G 03 May 2018 005-90454
424B4 Open Document Open Filing 424(B)(4) 23 Mar 2018 333-223190
EFFECT Open Document Open Filing 22 Mar 2018 333-223190
CORRESP Open Document Open Filing 20 Mar 2018
CORRESP Open Document Open Filing 20 Mar 2018
CORRESP Open Document Open Filing 20 Mar 2018
F-1/A Open Document Open Filing AMENDMENT NO. 3 TO FORM F-1 20 Mar 2018 333-223190
UPLOAD Open Document Open Filing 19 Mar 2018
CERT Open Document Open Filing NYSE CERT- SUNLANDS ONLINE EDUCATION GROUP 19 Mar 2018 001-38423
8-A12B Open Document Open Filing FORM 8-A 15 Mar 2018 001-38423
CORRESP Open Document Open Filing 14 Mar 2018
F-1/A Open Document Open Filing AMENDMENT NO. 2 TO FORM F-1 14 Mar 2018 333-223190
CORRESP Open Document Open Filing 07 Mar 2018
F-1/A Open Document Open Filing AMENDMENT NO. 1 TO FORM F-1 07 Mar 2018 333-223190
UPLOAD Open Document Open Filing 05 Mar 2018
CORRESP Open Document Open Filing 23 Feb 2018
F-1 Open Document Open Filing FORM F-1 23 Feb 2018 333-223190
DRSLTR Open Document Open Filing 18 Jan 2018
DRS/A Open Document Open Filing 18 Jan 2018 377-01830
UPLOAD Open Document Open Filing 10 Jan 2018
DRS Open Document Open Filing 14 Dec 2017 377-01830
DRSLTR Open Document Open Filing 13 Dec 2017