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 Topsoe Holding A/S.

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Topsoe Holding A/S has filed 10 SEC EDGAR filings since 17 Sep 2019

Recent SEC filings for Topsoe Holding A/S including SCHEDULE 13D/A, 4, SC 13D/A and more.

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		18 Aug 2025
4	Open 4 document	View SEC filing for 4		14 Aug 2025	14 Aug 2025	001-39045
SC 13D/A	Open SC 13D/A document	View SEC filing for SC 13D/A	SC 13D/A	19 Jul 2023
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	28 Jun 2023	26 Jun 2023	001-39045
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	05 Apr 2022	01 Apr 2022	001-39045
SC 13D/A	Open SC 13D/A document	View SEC filing for SC 13D/A	SC 13D/A (AMENDMENT NO. 1)	16 Dec 2020
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	15 Dec 2020	11 Dec 2020	001-39045
SC 13D	Open SC 13D document	View SEC filing for SC 13D	SC 13D	30 Sep 2019
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	20 Sep 2019	18 Sep 2019	001-39045
3	Open 3 document	View SEC filing for 3	FORM 3 SUBMISSION	17 Sep 2019	17 Sep 2019	001-39045

Topsoe Holding A/S files with the SEC under CIK 0001788357. 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.