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 ZHANG DINGJUN.

Business address: 8 Chung Ching Street, Flat A , Floor 20, Hong Kong, 000000
Top holdings (Schedule 13D): SDST

ZHANG DINGJUN has filed 2 SEC EDGAR filings since 15 Oct 2025

Recent SEC filings for ZHANG DINGJUN including SCHEDULE 13D/A, SCHEDULE 13D.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
SCHEDULE 13D/A	Open SCHEDULE 13D/A document	View SEC filing for SCHEDULE 13D/A		31 Oct 2025
SCHEDULE 13D	Open SCHEDULE 13D document	View SEC filing for SCHEDULE 13D		15 Oct 2025

ZHANG DINGJUN files with the SEC under CIK 0002091067. 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.