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 Jay K. Yamamoto.

Business address: C/O Kulr Technology Group, Inc., 555 Forge River Road, Suite 100, Webster, TX, 77598
Top holdings (ownership): KULR

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Jay K. Yamamoto has filed 3 SEC EDGAR filings since 16 Jun 2025

Recent SEC filings for Jay K. Yamamoto including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	OWNERSHIP DOCUMENT	09 Dec 2025	06 Dec 2025	001-40454
4	Open 4 document	View SEC filing for 4	OWNERSHIP DOCUMENT	26 Nov 2025	24 Nov 2025	001-40454
3	Open 3 document	View SEC filing for 3	OWNERSHIP DOCUMENT	16 Jun 2025	06 Jun 2025	001-40454

Jay K. Yamamoto files with the SEC under CIK 0002071885. 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.