Filer Snapshot

Michael B. Gustafson SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001245081.

Entity Type

Individual

Total Filings

56

Latest Filing

02 Jul 2025

Industry

n/a

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Go to latest filings table Open reporting owner context
Source: SEC Forms 3/4/5

4 filed on 02 Jul 2025 for CIK 0001245081.

View Source Filing
Business address
380 Interlocken Crescent, Broomfield, CO, 80021
Top holdings (ownership)
PDFS and MRAM

Quick Takeaways

  • Michael B. Gustafson is an SEC filer tracked under CIK 0001245081.
  • 56 filings are listed on this profile.
  • Common form coverage includes 4, 144, 5 and more.

What Changed

  • Latest filing: 4 filed on 02 Jul 2025.
  • Report period: 01 Jul 2025.

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 Forms 3/4/5

4 filed on 02 Jul 2025 for CIK 0001245081.

View Source Filing

Return Loop

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A newly filed 4 can change the filing history, ownership context, or next research path for Michael B. Gustafson.

Latest source-backed update
4 filed 02 Jul 2025
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Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 4 filed 02 Jul 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 Michael B. Gustafson

Ownership report updated

Latest ownership report period: 01 Jul 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

02 Jul 2025

Page type

Ownership filings

Latest period

01 Jul 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 02 Jul 2025.

Open ownership filings Browse recent public updates

Filer Overview

Michael B. Gustafson has filed 56 SEC EDGAR filings since 25 Jun 2003. Common forms include 4, 144, 5, 3 and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for Michael B. Gustafson with direct links to document and filing folders.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2025 01 Jul 2025 000-31311
4 Open 4 document View SEC filing for 4 14 May 2025 13 May 2025 000-31311
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 03 Mar 2025 28 Feb 2025 001-39790
4 Open 4 document View SEC filing for 4 25 Feb 2025 24 Feb 2025 000-31311
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Feb 2025 19 Feb 2025 001-39790
4 Open 4 document View SEC filing for 4 02 Jul 2024 01 Jul 2024 000-31311
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Jun 2024 10 Jun 2024 001-39790
4 Open 4 document View SEC filing for 4 14 Dec 2023 12 Dec 2023 000-31311
144 Open 144 document View SEC filing for 144 12 Dec 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 01 Jun 2023 000-31311
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Jun 2023 27 Jun 2023 001-39790
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Jun 2023 13 Jun 2023 001-39790
4 Open 4 document View SEC filing for 4 02 Mar 2023 28 Feb 2023 000-31311
5 Open 5 document View SEC filing for 5 PRIMARY DOCUMENT 18 Jan 2023 31 Dec 2022 001-39790
4 Open 4 document View SEC filing for 4 17 Nov 2022 15 Nov 2022 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Aug 2022 17 Aug 2022 001-37900
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Jul 2022 06 Jul 2022 001-39790
4 Open 4 document View SEC filing for 4 05 Jul 2022 01 Jul 2022 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Feb 2022 22 Jul 2021 001-39790
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Nov 2021 17 Nov 2021 001-37900
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Nov 2021 10 May 2021 001-37900
4 Open 4 document View SEC filing for 4 15 Nov 2021 12 Nov 2021 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Jul 2021 22 Jul 2021 001-39790
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 26 Jul 2021 22 Jul 2021 001-39790
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 02 Jul 2021 01 Jul 2021 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 04 Aug 2020 01 Aug 2020 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 May 2020 19 May 2020 001-37900
4 Open 4 document View SEC filing for 4 FORM 4 07 Nov 2019 05 Nov 2019 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 03 Jul 2019 01 Jul 2019 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2019 13 Jun 2019 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 May 2019 21 May 2019 001-37900
4 Open 4 document View SEC filing for 4 FORM 4 02 Nov 2018 01 Nov 2018 000-31311
3 Open 3 document View SEC filing for 3 FORM 3 04 Sep 2018 25 Aug 2018 000-31311
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 May 2018 21 May 2018 001-37900
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2018 12 Feb 2018 001-37900
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Mar 2017 24 Mar 2017 001-37900
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 28 Mar 2017 24 Mar 2017 001-37900

About this filer

Michael B. Gustafson files with the SEC under CIK 0001245081. 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.