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 Jinyu Chang.

Jinyu Chang has filed 4 SEC EDGAR filings since 18 Jul 2024

Recent SEC filings for Jinyu Chang including SCHEDULE 13D/A, SC 13D/A, SC 13D.

Form type	Document	Filing	Description	Filing date
SCHEDULE 13D/A	Open SCHEDULE 13D/A document	View SEC filing for SCHEDULE 13D/A		25 Apr 2025
SCHEDULE 13D/A	Open SCHEDULE 13D/A document	View SEC filing for SCHEDULE 13D/A		08 Apr 2025
SC 13D/A	Open SC 13D/A document	View SEC filing for SC 13D/A	AMENDMENT NO. 1 TO SCHEDULE 13D	27 Sep 2024
SC 13D	Open SC 13D document	View SEC filing for SC 13D	SCHEDULE 13D	18 Jul 2024

Jinyu Chang files with the SEC under CIK 0002029746. 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.