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

John M. Gellert SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001292966.

Entity Type

Individual

Total Filings

105

Latest Filing

10 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 10 Mar 2026 for CIK 0001292966.

View Source Filing

Business address: C/O Seacor Holdings, 460 Park Avenue, New York, NY, 10022
Top holdings (ownership): SMHI
Top holdings (Schedule 13D): SMHI

Quick Takeaways

John M. Gellert is an SEC filer tracked under CIK 0001292966.
105 filings are listed on this profile.
Common form coverage includes 4, SCHEDULE 13D, 5 and more.

What Changed

Latest filing: 4 filed on 10 Mar 2026.
Report period: 07 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 10 Mar 2026 for CIK 0001292966.

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 John M. Gellert.

Latest source-backed update: 4 filed 10 Mar 2026
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: 4 filed 10 Mar 2026.
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.

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Latest update

What changed recently for John M. Gellert

Ownership report updated

Latest ownership report period: 07 Mar 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

10 Mar 2026

Page type

Ownership filings

Latest period

07 Mar 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 10 Mar 2026.

Open ownership filings Browse recent public updates

Filer Overview

John M. Gellert has filed 105 SEC EDGAR filings since 08 Jun 2004. Common forms include 4, SCHEDULE 13D, 5, 4/A and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for John M. Gellert with direct links to document and filing folders.

4 File 001-37966

4

Filing date: 10 Mar 2026
Reporting date: 07 Mar 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 05 Mar 2026
Reporting date: 04 Mar 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 02 Mar 2026
Reporting date: 27 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 12 Mar 2025
Reporting date: 11 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 05 Mar 2025
Reporting date: 04 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 04 Mar 2025
Reporting date: 28 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

SCHEDULE 13D

SCHEDULE 13D filing

Filing date: 17 Jan 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 14 Mar 2024
Reporting date: 12 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

4

Filing date: 05 Mar 2024
Reporting date: 29 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 001-37966

5

Filing date: 13 Feb 2024
Reporting date: 31 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 09 Mar 2023
Reporting date: 07 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 15 Mar 2022
Reporting date: 11 Mar 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 28 Jan 2022
Reporting date: 27 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 13 Jan 2022
Reporting date: 12 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 15 Mar 2021
Reporting date: 12 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 12 Aug 2020
Reporting date: 10 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 10 Jun 2020
Reporting date: 09 Jun 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 09 Mar 2020
Reporting date: 06 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 06 Mar 2020
Reporting date: 05 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 17 Dec 2019
Reporting date: 16 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 14 Nov 2019
Reporting date: 13 Nov 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 17 Sep 2019
Reporting date: 15 Sep 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 18 Jun 2019
Reporting date: 17 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 18 Apr 2019
Reporting date: 16 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 11 Mar 2019
Reporting date: 07 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4 SUBMISSION

Filing date: 05 Mar 2019
Reporting date: 01 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

Filing date: 02 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

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

4 File 001-37966

FORM 4

Filing date: 02 Oct 2018
Reporting date: 01 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

Filing date: 03 Jul 2018
Reporting date: 02 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

Filing date: 15 May 2018
Reporting date: 12 May 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

Filing date: 26 Apr 2018
Reporting date: 24 Apr 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

Filing date: 27 Nov 2017
Reporting date: 22 Nov 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 001-37966

FORM 4/A

Filing date: 18 Aug 2017
Reporting date: 15 Aug 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37966

FORM 4

Filing date: 17 Aug 2017
Reporting date: 15 Aug 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 02 Jun 2017
Reporting date: 31 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-37966

FORM 3

Filing date: 11 May 2017
Reporting date: 11 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 06 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 07 Mar 2017
Reporting date: 03 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 05 Dec 2016
Reporting date: 04 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 07 Sep 2016
Reporting date: 04 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 07 Jun 2016
Reporting date: 04 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 08 Mar 2016
Reporting date: 04 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 04 Mar 2016
Reporting date: 02 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 001-12289

FORM 5

Filing date: 12 Feb 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 08 Dec 2015
Reporting date: 04 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 09 Sep 2015
Reporting date: 04 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 08 Jun 2015
Reporting date: 04 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 06 Mar 2015
Reporting date: 04 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 08 Dec 2014
Reporting date: 04 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 08 Sep 2014
Reporting date: 04 Sep 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 06 Jun 2014
Reporting date: 04 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 14 Mar 2014
Reporting date: 12 Mar 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 12 Mar 2014
Reporting date: 10 Mar 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4

Filing date: 10 Mar 2014
Reporting date: 06 Mar 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-12289

FORM 3

Filing date: 03 Mar 2014
Reporting date: 20 Feb 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-12289

FORM 3

Filing date: 03 Mar 2014
Reporting date: 20 Feb 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

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

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 06 Sep 2011
Reporting date: 06 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 01 Jul 2011
Reporting date: 30 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 07 Jun 2011
Reporting date: 03 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 08 Mar 2011
Reporting date: 04 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 22 Dec 2010
Reporting date: 21 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 16 Dec 2010
Reporting date: 16 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 07 Dec 2010
Reporting date: 03 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 10 Nov 2010
Reporting date: 08 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 07 Sep 2010
Reporting date: 03 Sep 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

FORM 4 SUBMISSION

Filing date: 11 Jun 2010
Reporting date: 04 Jun 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 001-12289

FORM 4/A SUBMISSION

Filing date: 30 Apr 2010
Reporting date: 04 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-12289

PRIMARY DOCUMENT

Filing date: 08 Mar 2010
Reporting date: 04 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

John M. Gellert files with the SEC under CIK 0001292966. 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.