Filer Snapshot

David B. Blundin SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001203475.

Entity Type

Individual

Total Filings

115

Latest Filing

13 Aug 2025

Industry

n/a

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Go to latest filings table Open reporting owner context
Source: SEC Schedule 13D/G

SCHEDULE 13D/A filed on 13 Aug 2025 for CIK 0001203475.

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Business address
C/O Microstrategy Inc, 1861 International Dr, Mclean, VA, 22102
Top holdings (ownership)
EVER
Top holdings (Schedule 13D)
EVER

Quick Takeaways

  • David B. Blundin is an SEC filer tracked under CIK 0001203475.
  • 115 filings are listed on this profile.
  • Common form coverage includes SCHEDULE 13D/A, 4, 144 and more.

What Changed

  • Latest filing: SCHEDULE 13D/A filed on 13 Aug 2025.
  • 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

SCHEDULE 13D/A filed on 13 Aug 2025 for CIK 0001203475.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed SCHEDULE 13D/A can change the filing history, ownership context, or next research path for David B. Blundin.

Latest source-backed update
SCHEDULE 13D/A filed 13 Aug 2025
Why come back
Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: SCHEDULE 13D/A filed 13 Aug 2025.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for David B. Blundin

New filing available

Latest Schedule 13D/G period: 10 Aug 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

13 Aug 2025

Page type

Filer profile

Latest period

10 Aug 2025

Schedule 13D/G context is visible from filings filed on 13 Aug 2025.

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Filer Overview

David B. Blundin has filed 115 SEC EDGAR filings since 21 Nov 2002. Common forms include SCHEDULE 13D/A, 4, 144, SC 13D/A and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for David B. Blundin with direct links to document and filing folders.

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 13 Aug 2025
4 Open 4 document View SEC filing for 4 4 12 Aug 2025 10 Aug 2025 001-38549
4 Open 4 document View SEC filing for 4 4 29 May 2025 29 May 2025 001-38549
4 Open 4 document View SEC filing for 4 4 27 Mar 2025 25 Mar 2025 001-38549
4 Open 4 document View SEC filing for 4 4 26 Mar 2025 24 Mar 2025 001-38549
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 25 Mar 2025
144 Open 144 document View SEC filing for 144 25 Mar 2025
4 Open 4 document View SEC filing for 4 4 24 Mar 2025 20 Mar 2025 001-38549
4 Open 4 document View SEC filing for 4 4 20 Mar 2025 19 Mar 2025 001-38549
144 Open 144 document View SEC filing for 144 19 Mar 2025
4 Open 4 document View SEC filing for 4 4 04 Mar 2025 28 Feb 2025 001-38549
4 Open 4 document View SEC filing for 4 4 28 Feb 2025 26 Feb 2025 001-38549
144 Open 144 document View SEC filing for 144 26 Feb 2025
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 05 Sep 2024
4 Open 4 document View SEC filing for 4 4 08 Aug 2024 06 Aug 2024 001-38549
144 Open 144 document View SEC filing for 144 06 Aug 2024
4 Open 4 document View SEC filing for 4 4 05 Aug 2024 01 Aug 2024 001-38549
4 Open 4 document View SEC filing for 4 4 31 Jul 2024 29 Jul 2024 001-38549
4 Open 4 document View SEC filing for 4 4 14 Jun 2024 12 Jun 2024 001-38549
4 Open 4 document View SEC filing for 4 4 11 Jun 2024 07 Jun 2024 001-38549
4 Open 4 document View SEC filing for 4 4 08 May 2024 06 May 2024 001-38549
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 07 May 2024
144 Open 144 document View SEC filing for 144 07 May 2024
4 Open 4 document View SEC filing for 4 4 06 May 2024 02 May 2024 001-38549
144 Open 144 document View SEC filing for 144 02 May 2024
4 Open 4 document View SEC filing for 4 4 02 May 2024 30 Apr 2024 001-38549
4 Open 4 document View SEC filing for 4 4 19 Apr 2024 17 Apr 2024 001-38549
4 Open 4 document View SEC filing for 4 4 15 Apr 2024 12 Apr 2024 001-38549
4 Open 4 document View SEC filing for 4 4 08 Apr 2024 04 Apr 2024 001-38549
4 Open 4 document View SEC filing for 4 4 19 Mar 2024 15 Mar 2024 001-38549
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 15 Mar 2024
4 Open 4 document View SEC filing for 4 4 15 Mar 2024 13 Mar 2024 001-38549
4 Open 4 document View SEC filing for 4 4 13 Mar 2024 07 Mar 2024 001-38549
4 Open 4 document View SEC filing for 4 4 28 Feb 2024 26 Feb 2024 001-38549
144 Open 144 document View SEC filing for 144 27 Feb 2024
4 Open 4 document View SEC filing for 4 4 26 Feb 2024 22 Feb 2024 001-38549
144 Open 144 document View SEC filing for 144 22 Feb 2024
4/A Open 4/A document View SEC filing for 4/A 4/A 20 Feb 2024 09 Feb 2024 001-38549
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 20 Feb 2024
4 Open 4 document View SEC filing for 4 4 13 Feb 2024 09 Feb 2024 001-38549
144 Open 144 document View SEC filing for 144 09 Feb 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 25 Apr 2023
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 03 Mar 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Feb 2022 23 Feb 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Feb 2022 10 Feb 2022 001-38549
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 09 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Jan 2022 28 Jan 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Jan 2022 25 Jan 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Jan 2022 21 Jan 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Jan 2022 07 Jan 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jan 2022 06 Jan 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2022 04 Jan 2022 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Dec 2021 29 Dec 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Dec 2021 20 Dec 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2021 14 Dec 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Dec 2021 13 Dec 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Dec 2021 06 Dec 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Nov 2021 23 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Nov 2021 19 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Nov 2021 16 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Nov 2021 15 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Nov 2021 10 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Nov 2021 09 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Nov 2021 08 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Nov 2021 05 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Nov 2021 04 Nov 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Sep 2021 31 Aug 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Jun 2021 21 May 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Mar 2021 01 Mar 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Mar 2021 25 Feb 2021 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Feb 2021 23 Feb 2021 001-38549
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Feb 2021
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 28 Dec 2020 30 Jul 2020 001-38549
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 28 Dec 2020 03 Jun 2020 001-38549
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 28 Dec 2020 19 May 2020 001-38549
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 28 Dec 2020 13 May 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2020 30 Jul 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jul 2020 09 Jul 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Jul 2020 07 Jul 2020 001-38549
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Jul 2020 01 Jul 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jun 2020 26 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Jun 2020 24 Jun 2020 001-38549
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 25 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Jun 2020 22 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jun 2020 18 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Jun 2020 16 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Jun 2020 12 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Jun 2020 10 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Jun 2020 08 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Jun 2020 04 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jun 2020 02 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jun 2020 01 Jun 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Jun 2020 28 May 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 May 2020 19 May 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 May 2020 15 May 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2020 13 May 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 May 2020 07 May 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Mar 2020 10 Mar 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Mar 2020 05 Mar 2020 001-38549
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 02 Mar 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Feb 2020 19 Feb 2020 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Feb 2020 13 Feb 2020 001-38549
3/A Open 3/A document View SEC filing for 3/A FORM 3/A SUBMISSION 11 Feb 2020 27 Jun 2018 001-38549
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 10 Feb 2020
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 04 Feb 2020 31 Dec 2019 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Dec 2019 05 Dec 2019 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Nov 2019 19 Nov 2019 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Nov 2019 30 Oct 2019 001-38549
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Mar 2019 28 Feb 2019 001-38549
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jul 2018 02 Jul 2018 001-38549
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 27 Jun 2018 27 Jun 2018 001-38549

About this filer

David B. Blundin files with the SEC under CIK 0001203475. This page aggregates EDGAR filings and related ownership activity.

FAQ

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A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
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Updates follow new EDGAR submissions and periodic data refreshes.