A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.

Why are some filings missing?

New filings appear as the SEC updates EDGAR, and older records can vary by availability.

How often is this page updated?

Updates follow new EDGAR submissions and periodic data refreshes.

SEC EDGAR filings, ownership reports, and insider transactions for Guangfu Xu.

Business address: Daqo Technology Park, No. 66, Xinba Road, Yangzhong City, Jiangsu Province, Yangzhong, China, 212211
Top holdings (ownership): DQ

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Guangfu Xu has filed 1 SEC EDGAR filings since 13 Mar 2026

Recent SEC filings for Guangfu Xu including 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
3	Open 3 document	View SEC filing for 3	OWNERSHIP DOCUMENT	13 Mar 2026	13 Mar 2026	001-34602

Guangfu Xu files with the SEC under CIK 0001977619. This page aggregates EDGAR filings and related ownership activity.

What is a CIK?: A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?: New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?: Updates follow new EDGAR submissions and periodic data refreshes.