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 James Mingyu Ni.

Business address: C/O Trinseo S.A., 1000 Chesterbrook Blvd., Suite 300, Berwyn, PA, 19312
Top holdings (ownership): TSE

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James Mingyu Ni has filed 5 SEC EDGAR filings since 03 Sep 2020

Recent SEC filings for James Mingyu Ni including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4		21 Feb 2024	17 Feb 2024	001-36473
4	Open 4 document	View SEC filing for 4	FORM 4	24 Feb 2023	22 Feb 2023	001-36473
4	Open 4 document	View SEC filing for 4	FORM 4 -	18 Feb 2022	16 Feb 2022	001-36473
4	Open 4 document	View SEC filing for 4	FORM 4 -	19 Feb 2021	17 Feb 2021	001-36473
3	Open 3 document	View SEC filing for 3	FORM 3 -	03 Sep 2020	01 Sep 2020	001-36473

James Mingyu Ni files with the SEC under CIK 0001822107. 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.