Browse the latest SEC filings and forms submitted by Niu Technologies (NIU). Access annual reports, quarterly statements, and other official disclosures.
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Search Company Filings →| Form | Filing Date | Description | Link |
|---|---|---|---|
| 6-K | March 18, 2026 | FORM 6-K | View Document |
| 4 | March 17, 2026 | OWNERSHIP DOCUMENT | View Document |
| 144 | March 16, 2026 | - | View Document |
| SCHEDULE 13D/A | March 13, 2026 | - | View Document |
| 3 | March 6, 2026 | OWNERSHIP DOCUMENT | View Document |
| 3 | March 6, 2026 | OWNERSHIP DOCUMENT | View Document |
| SCHEDULE 13D/A | March 4, 2026 | - | View Document |
| 3 | March 4, 2026 | OWNERSHIP DOCUMENT | View Document |
| 3 | March 4, 2026 | OWNERSHIP DOCUMENT | View Document |
| 3 | March 4, 2026 | OWNERSHIP DOCUMENT | View Document |
| SCHEDULE 13D/A | Feb. 11, 2026 | - | View Document |
| SCHEDULE 13D/A | Feb. 2, 2026 | - | View Document |
| 144 | Jan. 12, 2026 | - | View Document |
| 144 | Jan. 12, 2026 | - | View Document |
| 6-K | Jan. 5, 2026 | FORM 6-K | View Document |
| 6-K | Nov. 17, 2025 | FORM 6-K | View Document |
| 6-K | Oct. 6, 2025 | FORM 6-K | View Document |
| 6-K | Aug. 11, 2025 | FORM 6-K | View Document |
| SCHEDULE 13D/A | July 22, 2025 | - | View Document |
| 6-K | July 7, 2025 | FORM 6-K | View Document |
| 6-K | May 19, 2025 | FORM 6-K | View Document |
| 6-K | May 16, 2025 | FORM 6-K | View Document |
| 20-F | April 18, 2025 | 20-F | View Document |
| 6-K | April 7, 2025 | FORM 6-K | View Document |
| 144 | March 17, 2025 | - | View Document |
| 6-K | March 17, 2025 | FORM 6-K | View Document |
| 6-K | Jan. 6, 2025 | FORM 6-K | View Document |
| 6-K | Nov. 18, 2024 | FORM 6-K | View Document |
| 6-K | Oct. 4, 2024 | FORM 6-K | View Document |
| 6-K | Aug. 12, 2024 | FORM 6-K | View Document |
| 6-K | July 5, 2024 | FORM 6-K | View Document |
| 6-K | May 20, 2024 | FORM 6-K | View Document |
| S-8 | April 24, 2024 | FORM S-8 | View Document |
| 20-F | April 24, 2024 | FORM 20-F | View Document |
| 6-K | April 5, 2024 | FORM 6-K | View Document |
| 144 | March 18, 2024 | - | View Document |
| 6-K | March 18, 2024 | FORM 6-K | View Document |
| 6-K | Feb. 9, 2024 | FORM 6-K | View Document |
| 6-K | Jan. 5, 2024 | FORM 6-K | View Document |
| 6-K | Dec. 22, 2023 | FORM 6-K | View Document |
| SC 13D | Dec. 7, 2023 | SC 13D | View Document |
| 6-K | Nov. 20, 2023 | FORM 6-K | View Document |
| 6-K | Oct. 6, 2023 | FORM 6-K | View Document |
| UPLOAD | Aug. 16, 2023 | - | View Document |
| 6-K | Aug. 14, 2023 | FORM 6-K | View Document |
| 20-F/A | Aug. 8, 2023 | FORM 20-F/A | View Document |
| CORRESP | Aug. 8, 2023 | - | View Document |
| UPLOAD | July 25, 2023 | - | View Document |
| CORRESP | July 21, 2023 | - | View Document |
| CORRESP | July 10, 2023 | - | View Document |
| 6-K | July 5, 2023 | FORM 6-K | View Document |
| UPLOAD | June 26, 2023 | - | View Document |
| 6-K | May 22, 2023 | FORM 6-K | View Document |
| 20-F | April 21, 2023 | FORM 20-F | View Document |
| 6-K | April 21, 2023 | FORM 6-K | View Document |
| 6-K | April 6, 2023 | FORM 6-K | View Document |
| 6-K | March 20, 2023 | FORM 6-K | View Document |
| SC 13G/A | Feb. 10, 2023 | SC 13G/A | View Document |
| SC 13G/A | Feb. 9, 2023 | SC 13G/A | View Document |
| SC 13G/A | Feb. 9, 2023 | SC 13G/A | View Document |
| SC 13G/A | Feb. 6, 2023 | SEC SCHEDULE 13G | View Document |
| SC 13G/A | Feb. 3, 2023 | AMENDMENT NO. 1 | View Document |
| 6-K | Jan. 6, 2023 | FORM 6-K | View Document |
| 6-K | Nov. 21, 2022 | FORM 6-K | View Document |
| 6-K | Oct. 7, 2022 | FORM 6-K | View Document |
| 6-K | Oct. 7, 2022 | FORM 6-K | View Document |
| 6-K | Aug. 15, 2022 | FORM 6-K | View Document |
| 6-K | July 5, 2022 | FORM 6-K | View Document |
| 6-K | May 24, 2022 | FORM 6-K | View Document |
| 6-K | May 5, 2022 | FORM 6-K | View Document |
| 20-F | April 27, 2022 | FORM 20-F | View Document |
| 6-K | April 4, 2022 | FORM 6-K | View Document |
| 6-K | March 9, 2022 | FORM 6-K | View Document |
| SC 13G | Feb. 14, 2022 | SC13G | View Document |
| SC 13G | Feb. 4, 2022 | SEC SCHEDULE 13G | View Document |
| 6-K | Feb. 4, 2022 | FORM 6-K | View Document |
| SC 13G | Feb. 4, 2022 | - | View Document |
| SC 13G/A | Jan. 26, 2022 | SCHEDULE 13G/A | View Document |
| SC 13G/A | Jan. 26, 2022 | SCHEDULE 13G/A | View Document |
| 6-K | Jan. 5, 2022 | FORM 6-K | View Document |
| 6-K | Nov. 22, 2021 | FORM 6-K | View Document |
| 6-K | Oct. 19, 2021 | FORM 6-K | View Document |
| 6-K | Oct. 12, 2021 | FORM 6-K | View Document |
| 6-K | Sept. 23, 2021 | FORM 6K | View Document |
| 6-K | Aug. 16, 2021 | FORM 6-K | View Document |
| 6-K | July 9, 2021 | FORM 6-K | View Document |
| 6-K | May 17, 2021 | FORM 6-K | View Document |
| 20-F | April 9, 2021 | FORM 20-F | View Document |
| 6-K | April 7, 2021 | 6-K | View Document |
| 6-K | March 12, 2021 | FORM 6-K | View Document |
| SC 13G/A | Jan. 27, 2021 | SC 13G/A | View Document |
| SC 13G/A | Jan. 27, 2021 | SC 13G/A | View Document |
| 6-K | Jan. 11, 2021 | FORM 6-K | View Document |
| SC 13D/A | Nov. 25, 2020 | SC 13D/A | View Document |
| 6-K | Nov. 24, 2020 | 6-K | View Document |
| SC 13D/A | Nov. 13, 2020 | SC 13D/A | View Document |
| SC 13D/A | Oct. 23, 2020 | SC 13D/A | View Document |
| SC 13D/A | Oct. 19, 2020 | SC 13D/A | View Document |
| 6-K | Oct. 13, 2020 | 6-K | View Document |
| SC 13D/A | Oct. 5, 2020 | SC 13D/A | View Document |
| 6-K | Aug. 18, 2020 | 6-K | View Document |
| SC 13D/A | July 10, 2020 | SC 13D/A | View Document |
| 6-K | July 6, 2020 | 6-K | View Document |
| SC 13D/A | June 29, 2020 | SC 13D/A | View Document |
| 6-K | June 3, 2020 | 6-K | View Document |
| 6-K | May 19, 2020 | 6-K | View Document |
| 20-F | April 24, 2020 | 20-F | View Document |
| 6-K | April 22, 2020 | 6-K | View Document |
| 6-K | March 17, 2020 | 6-K | View Document |
| SC 13G/A | Jan. 16, 2020 | SC 13G/A | View Document |
| 6-K | Nov. 26, 2019 | 6-K | View Document |
| 6-K | Aug. 23, 2019 | 6-K | View Document |
| 6-K | May 14, 2019 | 6-K | View Document |
| 20-F | April 25, 2019 | 20-F | View Document |
| 6-K | March 18, 2019 | 6-K | View Document |
| SC 13D | Feb. 12, 2019 | SC 13D | View Document |
| SC 13G | Feb. 12, 2019 | SC 13G | View Document |
| SC 13G | Jan. 30, 2019 | SC 13G | View Document |
| S-8 | Jan. 11, 2019 | S-8 | View Document |
| 6-K | Nov. 20, 2018 | 6-K | View Document |
| 424B4 | Oct. 19, 2018 | 424B4 | View Document |
| CERT | Oct. 18, 2018 | - | View Document |
| EFFECT | Oct. 18, 2018 | - | View Document |
| EFFECT | Oct. 18, 2018 | - | View Document |
| FWP | Oct. 18, 2018 | FWP | View Document |
| F-1/A | Oct. 18, 2018 | F-1/A | View Document |
| CORRESP | Oct. 16, 2018 | - | View Document |
| F-1/A | Oct. 16, 2018 | F-1/A | View Document |
| CORRESP | Oct. 16, 2018 | - | View Document |
| F-1/A | Oct. 15, 2018 | F-1/A | View Document |
| CORRESP | Oct. 15, 2018 | - | View Document |
| F-6/A | Oct. 12, 2018 | - | View Document |
| UPLOAD | Oct. 10, 2018 | - | View Document |
| F-1/A | Oct. 9, 2018 | F-1/A | View Document |
| CORRESP | Oct. 9, 2018 | - | View Document |
| 8-A12B | Oct. 9, 2018 | 8-A12B | View Document |
| F-6 | Oct. 4, 2018 | - | View Document |
| CORRESP | Sept. 24, 2018 | - | View Document |
| F-1 | Sept. 24, 2018 | F-1 | View Document |
| UPLOAD | Sept. 12, 2018 | - | View Document |
| DRSLTR | Aug. 27, 2018 | - | View Document |
| DRS/A | Aug. 27, 2018 | - | View Document |
| UPLOAD | Aug. 17, 2018 | - | View Document |
| DRS | July 20, 2018 | - | View Document |
| DRSLTR | July 20, 2018 | - | View Document |