Cluster Group Holdings Ltd Co SEC EDGAR Filings (CIK 0001346287)

SEC EDGAR filings, ownership reports, and insider transactions for Cluster Group Holdings Ltd Co.

Symbol
CLUS on OTC
Industry
Communications Services, Nec (Office Of Technology)
Business address
16 Th Floor, North Tower, 528 Pudong South Road, Shanghai, 200120
State of incorporation
FL
Fiscal year end
31 December
Former names
China Teletech Holding Inc (to 15 Nov 2024), GuangZhou Global Telecom, Inc. (to 30 Dec 2011), Guangzhou Global Telecom, Inc. (to 30 Dec 2011), AVALON DEVELOPMENT ENTERPRISES, INC. (to 09 Jan 2007)
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Cluster Group Holdings Ltd Co has filed 176 SEC EDGAR filings since 09 Jan 2006

Latest Filings

Recent SEC filings for Cluster Group Holdings Ltd Co including 10-Q, NT 10-Q, 10-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR SEP 2025 14 Nov 2025 30 Sep 2025 000-56680
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR JUN 2025 14 Aug 2025 30 Jun 2025 000-56680
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR MARCH 2025 07 Jul 2025 31 Mar 2025 000-56680
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q EXTENSION 15 May 2025 31 Mar 2025 000-56680
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 15 Apr 2025 31 Dec 2024 000-56680
NT 10-K Open NT 10-K document View SEC filing for NT 10-K EXTENSION 31 Mar 2025 31 Dec 2024 000-56680
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR SEPTEMBER 30, 2024 15 Nov 2024 30 Sep 2024 000-56680
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 15 Nov 2024 30 Sep 2024 000-56680
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 06 Nov 2024 000-56680
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Oct 2024
10-12G/A Open 10-12G/A document View SEC filing for 10-12G/A AMENDMENT NO 2 31 Oct 2024 000-56680
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 31 Oct 2024 000-56680
CORRESP Open CORRESP document View SEC filing for CORRESP 16 Oct 2024
10-12G/A Open 10-12G/A document View SEC filing for 10-12G/A 10-12G/A 16 Oct 2024 000-56680
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 24 Sep 2024 000-56680
10-12G Open 10-12G document View SEC filing for 10-12G 10-12G 27 Aug 2024 000-56680
15-15D Open 15-15D document View SEC filing for 15-15D 06 Nov 2020 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NOTIFICATION OF LATE FILING 14 Aug 2018 30 Jun 2018 333-130937
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO. 2 TO FORM 10-K 27 Jun 2018 31 Dec 2017 333-130937
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO. 1 TO FORM 10-K 26 Jun 2018 31 Dec 2017 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 01 Jun 2018 31 Mar 2018 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 29 May 2018 25 May 2018 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NOTIFICATION OF LATE FILING 17 May 2018 31 Mar 2018 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 27 Apr 2018 24 Apr 2018 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 13 Apr 2018 12 Apr 2018 333-130937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT 02 Apr 2018 31 Dec 2017 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 04 Jan 2018 29 Dec 2017 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 22 Dec 2017 22 Dec 2017 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 21 Nov 2017 30 Sep 2017 333-130937
8-K/A Open 8-K/A document View SEC filing for 8-K/A AMENDMENT NO. 2 TO FORM 8-K 15 Nov 2017 13 Nov 2017 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NOTIFICATION OF LATE FILING 15 Nov 2017 30 Sep 2017 333-130937
8-K/A Open 8-K/A document View SEC filing for 8-K/A AMENDMENT NO.1 TO FORM 8-K 14 Nov 2017 13 Nov 2017 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 13 Nov 2017 13 Nov 2017 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NOTIFICATION OF LATE FILING 14 Aug 2017 30 Jun 2017 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 12 Jul 2017 06 Jul 2017 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 05 Jul 2017 28 Jun 2017 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 23 May 2017 31 Mar 2017 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NOTIFICATION OF LATE FILING 15 May 2017 31 Mar 2017 333-130937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT 27 Mar 2017 31 Dec 2016 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 02 Dec 2016 02 Dec 2016 333-130937
8-K/A Open 8-K/A document View SEC filing for 8-K/A AMENDMENT TOR FORM 8-K 15 Nov 2016 15 Nov 2016 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 14 May 2015 08 May 2015 333-130937
8-K/A Open 8-K/A document View SEC filing for 8-K/A AMENDMENT TO FORM 8-K 17 Apr 2015 17 Apr 2015 333-130937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT 15 Apr 2015 31 Dec 2014 333-130937
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NOTIFICATION OF LATE FILING 31 Mar 2015 31 Dec 2014 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 20 Mar 2015 19 Mar 2015 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 29 Jan 2015 28 Jan 2015 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 18 Nov 2014 30 Sep 2014 333-130937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Nov 2014 12 Nov 2014 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NOTIFICATION OF LATE FILING 17 Nov 2014 30 Sep 2014 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2014 30 Jun 2014 333-130937
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Aug 2014 30 Jun 2014 333-130937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Aug 2014 31 Jul 2014 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 20 May 2014 31 Mar 2014 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q FORM NT 10-Q 16 May 2014 31 Mar 2014 333-130937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 21 Apr 2014 31 Dec 2013 333-130937
NT 10-K Open NT 10-K document View SEC filing for NT 10-K FORM NT 10-K 01 Apr 2014 31 Dec 2013 333-130937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Jan 2014 07 Jan 2014 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 29 Nov 2013 30 Sep 2013 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q FORM NT 10-Q 15 Nov 2013 30 Sep 2013 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 23 Aug 2013 30 Jun 2013 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q FORM NT 10-Q 15 Aug 2013 30 Jun 2013 333-130937
8-K Open 8-K document View SEC filing for 8-K 8-K 07 Jun 2013 06 Jun 2013 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 20 May 2013 31 Mar 2013 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 16 May 2013 31 Mar 2013 333-130937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 22 Apr 2013 31 Dec 2012 333-130937
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 01 Apr 2013 31 Dec 2012 333-130937
8-K Open 8-K document View SEC filing for 8-K 8-K 27 Mar 2013 24 Jan 2013 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Nov 2012 30 Sep 2012 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Aug 2012 30 Jun 2012 333-130937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 15 May 2012 31 Mar 2012 333-130937
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A ANNUAL REPORT 15 May 2012 31 Dec 2011 333-130937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 16 Apr 2012 31 Dec 2011 333-130937
10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A QUARTERLY REPORT AMENDMENT 16 Apr 2012 30 Sep 2011 333-130937
10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A QUARTERLY REPORT AMENDMENT 16 Apr 2012 30 Jun 2011 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 05 Apr 2012 30 Mar 2012 333-130937
NT 10-K Open NT 10-K document View SEC filing for NT 10-K EXTENSION OF THE 2011 ANNUAL REPORT 30 Mar 2012 31 Dec 2011 333-130937
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT 30 Dec 2011 30 Sep 2011 333-130937
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT 30 Dec 2011 30 Jun 2011 333-130937
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT 30 Dec 2011 31 Mar 2011 333-130937
10-K Open 10-K document View SEC filing for 10-K ANNUAL REPORT 29 Dec 2011 31 Dec 2010 333-130937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Dec 2011 28 Nov 2011 333-130937
NT 10-K Open NT 10-K document View SEC filing for NT 10-K EXTENSION FORM 10K 12/31/10 01 Apr 2011 31 Dec 2010 333-130937
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT 16 Nov 2010 30 Sep 2010 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q QUARTERLY EXTENSION 16 Nov 2010 30 Sep 2010 333-130937
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT 16 Aug 2010 30 Jun 2010 333-130937
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT 20 May 2010 31 Mar 2010 333-130937
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q EXTENSION TO QUARTERLY REPORT 18 May 2010 31 Mar 2010 333-130937
10-K Open 10-K document View SEC filing for 10-K FORM 10-K 15 Apr 2010 31 Dec 2009 333-130937
NT 10-K Open NT 10-K document View SEC filing for NT 10-K FORM 10K EXTENSION 31 Mar 2010 31 Dec 2009 333-130937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 22 Mar 2010 12 Mar 2010 333-130937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 04 Jan 2010 29 Dec 2009 333-130937

About this filer

Cluster Group Holdings Ltd Co files with the SEC under CIK 0001346287. This page aggregates EDGAR filings and related ownership activity.

Industry: Communications Services, Nec.

FAQ

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.

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