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

Henry R. Slack SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001192331.

Entity Type

Individual

Total Filings

Latest Filing

09 Mar 2026

Industry

n/a

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Start with the latest filings table, then open the strongest context page for this filer.

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 filing 144

144 filed on 09 Mar 2026 for CIK 0001192331.

View Source Filing

Business address: 10070 Daniels Interstate Court Suite 100, Ft Myers, FL, 33935
Top holdings (ownership): ALCO

Key facts

Henry R. Slack is an SEC filer tracked under CIK 0001192331.
77 filings are listed on this profile.
Common form coverage includes 144, 4, 144/A and more.

Change

Latest filing: 144 filed on 09 Mar 2026.
Report period: not specified in filing header.

Research use

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.

Evidence

Source: SEC filing 144

144 filed on 09 Mar 2026 for CIK 0001192331.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 144 can change the filing history, ownership context, or next research path for Henry R. Slack.

Latest source-backed update: 144 filed 09 Mar 2026
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: 144 filed 09 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.

Jump to save and follow actions Open latest filings table

Latest update

What changed recently for Henry R. Slack

Ownership report updated

Latest ownership report period: 25 Aug 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

27 Aug 2025

Page type

Ownership filings

Latest period

25 Aug 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 27 Aug 2025.

Open ownership filings Browse recent public updates

Filer Overview

Henry R. Slack has filed 77 SEC EDGAR filings since 30 Sep 2002. Common forms include 144, 4, 144/A, 3 and more.

Henry R. Slack SEC filings Henry R. Slack owner filings

Latest Filings

Recent SEC filings for Henry R. Slack with direct links to document and filing folders.

144

144 filing

Filing date: 09 Mar 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 27 Aug 2025
Reporting date: 25 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144/A

144/A filing

Filing date: 25 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 19 Aug 2025
Reporting date: 15 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 15 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

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

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 05 Jul 2023
Reporting date: 03 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

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

4 File 000-00261

FORM 4 SUBMISSION

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

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 04 Oct 2022
Reporting date: 03 Oct 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 05 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 04 Apr 2022
Reporting date: 01 Apr 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 04 Jan 2022
Reporting date: 03 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 04 Oct 2021
Reporting date: 01 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13953

FORM 4

Filing date: 22 Sep 2021
Reporting date: 22 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 06 Jul 2021
Reporting date: 01 Jul 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13953

FORM 4

Filing date: 12 May 2021
Reporting date: 11 May 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 02 Apr 2021
Reporting date: 01 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 05 Jan 2021
Reporting date: 04 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4 SUBMISSION

Filing date: 02 Oct 2020
Reporting date: 01 Oct 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 02 Jul 2020
Reporting date: 01 Jul 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13953

FORM 4

Filing date: 14 May 2020
Reporting date: 12 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 02 Apr 2020
Reporting date: 01 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 06 Jan 2020
Reporting date: 02 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 14 Nov 2019
Reporting date: 12 Nov 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 02 Oct 2019
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

Filing date: 02 Jul 2019
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13953

FORM 4

Filing date: 09 May 2019
Reporting date: 08 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-13953

FORM 3

Filing date: 09 May 2019
Reporting date: 08 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

FORM 4

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

4 File 000-00261

PRIMARY DOCUMENT

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

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 17 Oct 2018
Reporting date: 04 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-00261

PRIMARY DOCUMENT

Filing date: 17 Oct 2018
Reporting date: 04 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-00261

PRIMARY DOCUMENT

Filing date: 12 Sep 2018
Reporting date: 04 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 11 Sep 2018
Reporting date: 04 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

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

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 04 Apr 2018
Reporting date: 02 Apr 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 16 Feb 2018
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

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

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 06 Jul 2016
Reporting date: 05 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 06 Apr 2016
Reporting date: 05 Apr 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

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

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 01 Jul 2015
Reporting date: 30 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 15 Jan 2015
Reporting date: 14 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-00261

PRIMARY DOCUMENT

Filing date: 19 Dec 2014
Reporting date: 17 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 000-00261

FORM 3 SUBMISSION

Filing date: 27 Nov 2013
Reporting date: 19 Nov 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-08520

FORM 4 SUBMISSION

Filing date: 07 Apr 2010
Reporting date: 05 Apr 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Henry R. Slack files with the SEC under CIK 0001192331. 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.

Henry R. Slack SEC EDGAR Filings

Save this filer page for the next filing cycle

Key facts

Change

Research use

Evidence

Why revisit this filer page

What changed recently for Henry R. Slack

Filer Overview

Latest Filings

144 filing

FORM 4

144/A filing

FORM 4

144 filing

FORM 4

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4

FORM 4 SUBMISSION

FORM 4

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4 SUBMISSION

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 3

FORM 4

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

PRIMARY DOCUMENT

FORM 3 SUBMISSION

FORM 4 SUBMISSION

About this filer

FAQ

Related pages for Henry R. Slack