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 Hong Fang Song.

Business address: C/O Cg Oncology, Inc., 400 Spectrum Center Drive, Suite 2040, Irvine, CA, 92618
Top holdings (ownership): CGON

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Hong Fang Song has filed 7 SEC EDGAR filings since 24 Jan 2024

Recent SEC filings for Hong Fang Song including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	4	04 Sep 2025	03 Sep 2025	001-41925
4	Open 4 document	View SEC filing for 4	4	06 Jun 2025	05 Jun 2025	001-41925
4	Open 4 document	View SEC filing for 4		17 Dec 2024	16 Dec 2024	001-41925
4	Open 4 document	View SEC filing for 4	4	07 Oct 2024	04 Oct 2024	001-41925
4	Open 4 document	View SEC filing for 4	4	30 Aug 2024	29 Aug 2024	001-41925
4	Open 4 document	View SEC filing for 4	4	31 Jan 2024	29 Jan 2024	001-41925
3	Open 3 document	View SEC filing for 3	3	24 Jan 2024	24 Jan 2024	001-41925

Hong Fang Song files with the SEC under CIK 0002008157. 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.