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

Gerald G. Colella

CIK 0001256715. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity Type

Individual

Total Filings

153

Latest Filing

27 May 2026

Industry

n/a

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Start with the summary below, then verify the strongest source-backed page for this filer.

Open 13F if you want portfolio holdings.
Open 13D/G or insider pages only when this CIK has those rows.

Open reporting owner context

Source: SEC filing 144

144 filed on 27 May 2026 for CIK 0001256715.

View Source Filing

Business address: 2 Tech Drive, Andover, MA, 01810
Top holdings (ownership): MKSI and CMCO

Filer intelligence

What SEC filings say about Gerald G. Colella

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

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Quick read

Forms 3/4/5 show insider context for MKSI worth $11.26M.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed

13F portfolio No rows yet

Quarterly institutional portfolio holdings.

Open

13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

Open

Forms 3/4/5 2 rows

Officer, director, and 10% owner holdings or transactions.

Open

Forms 3/4/5 insider context

MKSI

11 May 2026

$11.26M

Issuer page Owner page

CMCO

21 Jul 2025

$378.2K

Issuer page Owner page

Latest update

What changed recently for Gerald G. Colella

Ownership report updated

Latest ownership report period: 11 May 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

12 May 2026

Page type

Ownership filings

Latest period

11 May 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 12 May 2026.

Open ownership filings Browse recent public updates

Filer Overview

Gerald G. Colella has filed 153 SEC EDGAR filings since 30 Jul 2003. Common forms include 144, 4, 3, 5 and more.

Gerald G. Colella SEC filings Gerald G. Colella owner filings

Latest Filings

Recent SEC filings for Gerald G. Colella with direct links to document and filing folders.

144

144 filing

Filing date: 27 May 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 May 2026
Reporting date: 11 May 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 24 Feb 2026
Reporting date: 20 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 20 Feb 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-34362

FORM 4

Filing date: 23 Jul 2025
Reporting date: 21 Jul 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 13 May 2025
Reporting date: 12 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 19 Feb 2025
Reporting date: 18 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 18 Feb 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-34362

FORM 4

Filing date: 14 Feb 2025
Reporting date: 13 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-34362

FORM 4

Filing date: 24 Jul 2024
Reporting date: 22 Jul 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 08 May 2024
Reporting date: 07 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 Feb 2024
Reporting date: 09 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 09 Feb 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 23 Jan 2024
Reporting date: 22 Jan 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 22 Jan 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 01 Sep 2023
Reporting date: 31 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 31 Aug 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-34362

FORM 4

Filing date: 26 Jul 2023
Reporting date: 24 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 17 May 2023
Reporting date: 16 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 May 2023
Reporting date: 11 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 02 Aug 2022
Reporting date: 01 Aug 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-34362

FORM 4

Filing date: 26 Jul 2022
Reporting date: 18 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 11 May 2022
Reporting date: 10 May 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-34362

FORM 3

Filing date: 22 Nov 2021
Reporting date: 11 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 08 Nov 2021
Reporting date: 04 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 21 Oct 2021
Reporting date: 20 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

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

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 09 Dec 2020
Reporting date: 08 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 04 Aug 2020
Reporting date: 03 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

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

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 20 May 2020
Reporting date: 19 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 May 2020
Reporting date: 11 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 05 May 2020
Reporting date: 01 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 19 Feb 2020
Reporting date: 18 Feb 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 05 Feb 2020
Reporting date: 04 Feb 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 28 Jan 2020
Reporting date: 27 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 10 Dec 2019
Reporting date: 06 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 29 Oct 2019
Reporting date: 28 Oct 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 Jun 2019
Reporting date: 11 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37533

FORM 4

Filing date: 02 May 2019
Reporting date: 01 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 19 Feb 2019
Reporting date: 15 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 000-23621

PRIMARY DOCUMENT

Filing date: 06 Feb 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 30 Jan 2019
Reporting date: 28 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37533

FORM 4

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

4 File 000-23621

PRIMARY DOCUMENT

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

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 16 Feb 2018
Reporting date: 15 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 13 Feb 2018
Reporting date: 12 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 16 Jan 2018
Reporting date: 12 Jan 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 15 Dec 2017
Reporting date: 14 Dec 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 23 May 2017
Reporting date: 19 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 May 2017
Reporting date: 11 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-37533

FORM 4

Filing date: 05 May 2017
Reporting date: 04 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-37533

FORM 3

Filing date: 04 May 2017
Reporting date: 04 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 04 Apr 2017
Reporting date: 03 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 16 Feb 2017
Reporting date: 15 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 17 Nov 2016
Reporting date: 16 Nov 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 14 Sep 2016
Reporting date: 13 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 02 Aug 2016
Reporting date: 01 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

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 000-23621

PRIMARY DOCUMENT

Filing date: 25 Mar 2016
Reporting date: 24 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 29 Feb 2016
Reporting date: 25 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 18 Feb 2016
Reporting date: 16 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 Feb 2016
Reporting date: 10 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 28 Jan 2016
Reporting date: 26 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-23621

PRIMARY DOCUMENT

Filing date: 28 Jan 2016
Reporting date: 30 Jan 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 28 Apr 2015
Reporting date: 27 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 26 Feb 2015
Reporting date: 25 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 25 Feb 2015
Reporting date: 23 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 19 Feb 2015
Reporting date: 17 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 11 Feb 2015
Reporting date: 10 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 24 Oct 2014
Reporting date: 23 Oct 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 20 Aug 2014
Reporting date: 15 Aug 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 06 Jun 2014
Reporting date: 05 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-23621

PRIMARY DOCUMENT

Filing date: 24 Mar 2014
Reporting date: 10 Feb 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 03 Mar 2014
Reporting date: 28 Feb 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 27 Feb 2014
Reporting date: 24 Feb 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

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

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 03 Feb 2014
Reporting date: 30 Jan 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 Mar 2013
Reporting date: 11 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 05 Mar 2013
Reporting date: 04 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 04 Mar 2013
Reporting date: 28 Feb 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 28 Feb 2013
Reporting date: 26 Feb 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 26 Feb 2013
Reporting date: 25 Feb 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 01 Feb 2013
Reporting date: 30 Jan 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 07 Aug 2012
Reporting date: 06 Aug 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 19 Mar 2012
Reporting date: 16 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 07 Mar 2012
Reporting date: 06 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 06 Mar 2012
Reporting date: 05 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 05 Mar 2012
Reporting date: 02 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 01 Mar 2012
Reporting date: 28 Feb 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-23621

PRIMARY DOCUMENT

Filing date: 01 Mar 2012
Reporting date: 17 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-23621

PRIMARY DOCUMENT

Filing date: 27 Feb 2012
Reporting date: 27 Feb 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 27 Feb 2012
Reporting date: 27 Feb 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 24 Feb 2012
Reporting date: 23 Feb 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 29 Apr 2011
Reporting date: 28 Apr 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 31 Mar 2011
Reporting date: 30 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 17 Mar 2011
Reporting date: 16 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 14 Mar 2011
Reporting date: 10 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 07 Mar 2011
Reporting date: 04 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 02 Mar 2011
Reporting date: 28 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 22 Feb 2011
Reporting date: 17 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 17 Feb 2011
Reporting date: 16 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 000-23621

PRIMARY DOCUMENT

Filing date: 14 Feb 2011
Reporting date: 31 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 08 Feb 2011
Reporting date: 07 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 08 Dec 2010
Reporting date: 07 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 21 Sep 2010
Reporting date: 17 Sep 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 02 Aug 2010
Reporting date: 29 Jul 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 28 Apr 2010
Reporting date: 26 Apr 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 18 Mar 2010
Reporting date: 16 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 Mar 2010
Reporting date: 10 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-23621

PRIMARY DOCUMENT

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

4 File 000-23621

PRIMARY DOCUMENT

Filing date: 03 Mar 2010
Reporting date: 01 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 000-23621

PRIMARY DOCUMENT

Filing date: 12 Feb 2010
Reporting date: 31 Dec 2009
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Gerald G. Colella files with the SEC under CIK 0001256715. 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.