Filer Snapshot

Thomas Keck SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001821978.

Entity Type

Individual

Total Filings

40

Latest Filing

17 Mar 2026

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 17 Mar 2026 for CIK 0001821978.

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Business address
450 Lexington Avenue, 31 St Floor, New York, NY, 10017
Top holdings (ownership)
STEP
Top holdings (Schedule 13D)
STEP

Quick Takeaways

  • Thomas Keck is an SEC filer tracked under CIK 0001821978.
  • 40 filings are listed on this profile.
  • Common form coverage includes 4, SCHEDULE 13D, 3 and more.

What Changed

  • Latest filing: 4 filed on 17 Mar 2026.
  • Report period: 13 Mar 2026.

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 17 Mar 2026 for CIK 0001821978.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for Thomas Keck.

Latest source-backed update
4 filed 17 Mar 2026
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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 17 Mar 2026.
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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 Thomas Keck

Ownership report updated

Latest ownership report period: 13 Mar 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

17 Mar 2026

Page type

Ownership filings

Latest period

13 Mar 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 17 Mar 2026.

Open ownership filings Browse recent public updates

Filer Overview

Thomas Keck has filed 40 SEC EDGAR filings since 22 Sep 2020. Common forms include 4, SCHEDULE 13D, 3, 144 and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for Thomas Keck 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 17 Mar 2026 13 Mar 2026 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 01 Oct 2025 30 Sep 2025 001-39510
SCHEDULE 13D Open SCHEDULE 13D document View SEC filing for SCHEDULE 13D 18 Sep 2025
3 Open 3 document View SEC filing for 3 3 18 Aug 2025 18 Aug 2025 811-24083
4 Open 4 document View SEC filing for 4 FORM 4 17 Mar 2025 14 Mar 2025 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 02 Jan 2025 31 Dec 2024 001-39510
4 Open 4 document View SEC filing for 4 18 Jun 2024 14 Jun 2024 811-23924
4 Open 4 document View SEC filing for 4 13 Jun 2024 11 Jun 2024 811-23924
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2024 10 Jun 2024 001-39510
144 Open 144 document View SEC filing for 144 12 Jun 2024
144 Open 144 document View SEC filing for 144 11 Jun 2024
4 Open 4 document View SEC filing for 4 10 Jun 2024 06 Jun 2024 811-23924
144 Open 144 document View SEC filing for 144 10 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2024 03 Jun 2024 001-39510
3 Open 3 document View SEC filing for 3 05 Jun 2024 03 Jun 2024 811-23924
144 Open 144 document View SEC filing for 144 04 Jun 2024
144 Open 144 document View SEC filing for 144 03 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 27 Feb 2024 23 Feb 2024 001-39510
144 Open 144 document View SEC filing for 144 26 Feb 2024
144 Open 144 document View SEC filing for 144 23 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 22 Feb 2024 21 Feb 2024 001-39510
144 Open 144 document View SEC filing for 144 22 Feb 2024
144 Open 144 document View SEC filing for 144 21 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 16 Feb 2024 14 Feb 2024 001-39510
3 Open 3 document View SEC filing for 3 FORM 3 20 Sep 2023 13 Jul 2023 811-23480
4 Open 4 document View SEC filing for 4 FORM 4 09 Feb 2023 07 Feb 2023 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 06 Feb 2023 02 Feb 2023 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 14 Dec 2022 13 Dec 2022 001-39510
5 Open 5 document View SEC filing for 5 FORM 5 14 Apr 2022 31 Mar 2022 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 16 Dec 2021 15 Dec 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 05 Nov 2021 03 Nov 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 02 Nov 2021 29 Oct 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 28 Oct 2021 27 Oct 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 26 Oct 2021 22 Oct 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 21 Oct 2021 19 Oct 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 18 Oct 2021 14 Oct 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 04 Oct 2021 30 Sep 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 25 Mar 2021 23 Mar 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Sep 2020 18 Sep 2020 001-39510
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 22 Sep 2020 18 Sep 2020 001-39510

About this filer

Thomas Keck files with the SEC under CIK 0001821978. 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.