GLENBROOK CAPITAL MANAGEMENT SEC EDGAR Filings (CIK 0001273782)

SEC EDGAR filings, ownership reports, and insider transactions for GLENBROOK CAPITAL MANAGEMENT.

Business address
430 Cambridge Ave Ste 100, Palo Alto, CA, 94306
Top holdings (ownership)
SNES
Top holdings (Schedule 13G)
SNES
State of incorporation
NV
Fiscal year end
31 December
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GLENBROOK CAPITAL MANAGEMENT has filed 23 SEC EDGAR filings since 29 Nov 2004

Latest Filings

Recent SEC filings for GLENBROOK CAPITAL MANAGEMENT including 4, SCHEDULE 13G/A, 3 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 06 Feb 2026 04 Feb 2026 001-37941
4 Open 4 document View SEC filing for 4 03 Feb 2026 30 Jan 2026 001-37941
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 02 Feb 2026
3 Open 3 document View SEC filing for 3 02 Feb 2026 29 Jan 2026 001-37941
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 24 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Dec 2018 12 Dec 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2018 20 Nov 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Sep 2018 10 Sep 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Aug 2018 09 Aug 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Jul 2018 06 Jul 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jun 2018 22 Jun 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Jun 2018 19 Jun 2018 001-38182
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 May 2018 14 May 2018 001-38182
3 Open 3 document View SEC filing for 3 3 03 May 2010 03 May 2010 001-34719

About this filer

GLENBROOK CAPITAL MANAGEMENT files with the SEC under CIK 0001273782. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

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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