Niu Technologies (NIU) — SEC filings
Recent SEC filings for Niu Technologies — 10-K, 10-Q, 8-K, proxy statements, and insider transactions.
| Form Type | Filing Date | Accepted Date |
|---|---|---|
| SC 13D/A | 2026-06-26 | 2026-06-26 |
| SC 13D/A | 2026-06-12 | 2026-06-12 |
| 6-K | 2026-05-18 | 2026-05-18 |
| 20-F | 2026-04-17 | 2026-04-17 |
| 6-K | 2026-04-06 | 2026-04-06 |
| 6-K | 2026-03-18 | 2026-03-18 |
| 4 | 2026-03-17 | 2026-03-17 |
| SC 13D/A | 2026-03-13 | 2026-03-13 |
| 3 | 2026-03-06 | 2026-03-06 |
| 3 | 2026-03-06 | 2026-03-06 |
| 3 | 2026-03-04 | 2026-03-04 |
| 3 | 2026-03-04 | 2026-03-04 |
| 3 | 2026-03-04 | 2026-03-04 |
| SC 13D/A | 2026-03-04 | 2026-03-04 |
| SC 13D/A | 2026-02-11 | 2026-02-11 |
| SC 13D/A | 2026-02-02 | 2026-02-02 |
| 6-K | 2026-01-05 | 2026-01-05 |
| 6-K | 2025-11-17 | 2025-11-17 |
| 6-K | 2025-10-06 | 2025-10-06 |
| 6-K | 2025-08-11 | 2025-08-11 |
Recent SEC filings.