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Niu Technologies — SCHEDULE 13D/A Filings

5 SCHEDULE 13D/A filings on record

This page lists all SCHEDULE 13D/A filings submitted to the SEC by Niu Technologies (NIU), sorted by most recent first. Each row links to the full filing on EdgarLookup. Niu Technologies has filed 5 SCHEDULE 13D/A documents with the SEC since 2018. To view all SEC filings by Niu Technologies, see the full filings list.

Overview All Filings Financials Insiders
All 144 20-F 20-F/A 3 4 424B4 6-K 8-A12B CERT CORRESP DRS DRS/A DRSLTR EFFECT F-1 F-1/A FWP S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D/A UPLOAD
Form Description Accession Number Filed Period
SCHEDULE 13D/A 0001104659-26-027384 Mar 13, 2026
SCHEDULE 13D/A 0001104659-26-023192 Mar 4, 2026
SCHEDULE 13D/A 0001104659-26-012968 Feb 11, 2026
SCHEDULE 13D/A 0001104659-26-008949 Feb 2, 2026
SCHEDULE 13D/A 0001104659-25-069646 Jul 22, 2025