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.

Filer Snapshot

Calvin Scott Koonce SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001026013.

Entity Type

Individual

Total Filings

158

Latest Filing

25 Nov 2024

Industry

n/a

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Use the filings table to verify the newest submission, form type, and report period.
Open the deeper context page only when this filer actually has insider or ownership signal.

Go to latest filings table Open reporting owner context

Source: SEC Schedule 13D/G

SC 13D/A filed on 25 Nov 2024 for CIK 0001026013.

View Source Filing

Business address: 6229 Executive Boulevard, Rockville, MD, 20852
Top holdings (ownership): VSEC
Top securities (13F): VSEC and BTE

Quick Takeaways

Calvin Scott Koonce is an SEC filer tracked under CIK 0001026013.
158 filings are listed on this profile.
Common form coverage includes SC 13D/A, 144, 4 and more.

What Changed

Latest filing: SC 13D/A filed on 25 Nov 2024.
Report period: not specified in filing header.

Why This Matters

You can quote filing dates and form types directly from the SEC record on this page.
Use this profile before deeper ownership or insider analysis to confirm filing history context.

Source Evidence

Source: SEC Schedule 13D/G

SC 13D/A filed on 25 Nov 2024 for CIK 0001026013.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed SC 13D/A can change the filing history, ownership context, or next research path for Calvin Scott Koonce.

Latest source-backed update: SC 13D/A filed 25 Nov 2024
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: SC 13D/A filed 25 Nov 2024.
Save this filer if you want a stable place to return after the next filing cycle.
Open the latest filing table or ownership context to verify what changed.

Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

Jump to save and follow actions Open latest filings table

Latest update

What changed recently for Calvin Scott Koonce

Ownership report updated

Latest ownership report period: 29 Aug 2024. Open the source-backed page to inspect the fresh filing or facts context.

Update date

30 Aug 2024

Page type

Ownership filings

Latest period

29 Aug 2024

Ownership context was refreshed from SEC Forms 3/4/5 filed on 30 Aug 2024.

Open ownership filings Browse recent public updates

Filer Overview

Calvin Scott Koonce has filed 158 SEC EDGAR filings since 26 Mar 1997. Common forms include SC 13D/A, 144, 4, 4/A and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for Calvin Scott Koonce with direct links to document and filing folders.

SC 13D/A

Filing date: 25 Nov 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 08 Nov 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A

Filing date: 07 Nov 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A

Filing date: 18 Oct 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 17 Oct 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 04 Oct 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A

Filing date: 24 Sep 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 13 Sep 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

FORM 4

Filing date: 30 Aug 2024
Reporting date: 29 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

FORM 4

Filing date: 29 Aug 2024
Reporting date: 27 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A

Filing date: 17 May 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-03676

FORM 4/A

Filing date: 02 Apr 2024
Reporting date: 03 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-03676

FORM 4/A

Filing date: 02 Apr 2024
Reporting date: 11 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 000-03676

FORM 5

Filing date: 02 Apr 2024
Reporting date: 29 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A

SC13D/A

Filing date: 02 Apr 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 29 Jan 2024
Reporting date: 31 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 27 Oct 2023
Reporting date: 30 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 02 Aug 2023
Reporting date: 30 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 08 May 2023
Reporting date: 31 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 31 Jan 2023
Reporting date: 31 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

FORM 4 SUBMISSION

Filing date: 04 Jan 2023
Reporting date: 03 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 27 Oct 2022
Reporting date: 30 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 03 Aug 2022
Reporting date: 30 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 29 Apr 2022
Reporting date: 31 Mar 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 25 Jan 2022
Reporting date: 31 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 03 Nov 2021
Reporting date: 30 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 12 Aug 2021
Reporting date: 30 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 27 Apr 2021
Reporting date: 31 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 08 Feb 2021
Reporting date: 31 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 13 Jan 2021
Reporting date: 11 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 06 Nov 2020
Reporting date: 30 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 11 Aug 2020
Reporting date: 30 Jun 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 28 Apr 2020
Reporting date: 31 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 05 Feb 2020
Reporting date: 31 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 08 Jan 2020
Reporting date: 06 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 08 Nov 2019
Reporting date: 30 Sep 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 05 Aug 2019
Reporting date: 30 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 05 Aug 2019
Reporting date: 02 Aug 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 26 Jun 2019
Reporting date: 25 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 25 Apr 2019
Reporting date: 31 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 25 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 08 Jan 2019
Reporting date: 04 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 26 Dec 2018
Reporting date: 21 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 25 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 08 Aug 2018
Reporting date: 30 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 01 May 2018
Reporting date: 31 Mar 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 02 Feb 2018
Reporting date: 31 Dec 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 26 Oct 2017
Reporting date: 30 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 01 Aug 2017
Reporting date: 30 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 09 May 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 25 Jan 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 05 Jan 2017
Reporting date: 04 Jan 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 01 Nov 2016
Reporting date: 30 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 10 Aug 2016
Reporting date: 30 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 29 Apr 2016
Reporting date: 31 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 05 Feb 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 08 Jan 2016
Reporting date: 06 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 12 Nov 2015
Reporting date: 30 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 13 Aug 2015
Reporting date: 30 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 14 May 2015
Reporting date: 31 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-16553

13F-HR filing

Filing date: 13 Feb 2015
Reporting date: 31 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 08 Jan 2015
Reporting date: 07 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 10 Jan 2014
Reporting date: 08 Jan 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 22 Mar 2013
Reporting date: 20 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 18 Mar 2013
Reporting date: 15 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 08 Jan 2013
Reporting date: 04 Jan 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 27 Dec 2012
Reporting date: 26 Dec 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 21 Dec 2012
Reporting date: 19 Dec 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 29 Jun 2012
Reporting date: 29 Jun 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 08 May 2012
Reporting date: 07 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 04 May 2012
Reporting date: 03 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 06 Jan 2012
Reporting date: 05 Jan 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 23 Dec 2011
Reporting date: 23 Dec 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-03676

PRIMARY DOCUMENT

Filing date: 22 Aug 2011
Reporting date: 16 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 19 Aug 2011
Reporting date: 19 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 19 Aug 2011
Reporting date: 18 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 17 Aug 2011
Reporting date: 17 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 17 Aug 2011
Reporting date: 16 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 07 Jan 2011
Reporting date: 05 Jan 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 23 Dec 2010
Reporting date: 22 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 25 Aug 2010
Reporting date: 24 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-03676

PRIMARY DOCUMENT

Filing date: 05 Jan 2010
Reporting date: 04 Jan 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Calvin Scott Koonce files with the SEC under CIK 0001026013. This page aggregates EDGAR filings and related ownership activity.

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.