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

Brian P. McKeon

CIK 0001219445. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity Type

Individual

Total Filings

152

Latest Filing

22 May 2026

Industry

n/a

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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 Forms 3/4/5

4 filed on 22 May 2026 for CIK 0001219445.

View Source Filing

Business address: Connaught House, 1 Burlington Road, Dublin 4
Top ownership issuers: IDXX ALKS

Filer intelligence

What SEC filings say about Brian P. McKeon

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 IDXX worth $22.45M.

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 3 rows

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

Open

Forms 3/4/5 insider context

IDXX

14 Feb 2025 · EVP, CFO and Treasurer

$22.45M

Issuer page Owner page

ALKS

20 May 2026

$2.25M

Issuer page Owner page

XRAY

27 Feb 2026

Issuer page Owner page

Latest update

What changed recently for Brian P. McKeon

Ownership report updated

Latest ownership report period: 20 May 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

22 May 2026

Page type

Ownership filings

Latest period

20 May 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 22 May 2026.

Open ownership filings Browse recent public updates

SEC filing record

CIK 0001219445 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings

152

First seen

01 Jul 2003

Latest filing

22 May 2026

Entity

Individual

Observed form types

4 3 144 4/A

Primary evidence

Open SEC filing index Brian P. McKeon SEC filings Brian P. McKeon owner filings

Latest Filings

Recent SEC filings for Brian P. McKeon with direct links to document and filing folders.

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 22 May 2026
Reporting date: 20 May 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 000-16211

PRIMARY DOCUMENT

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

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 02 Jun 2025
Reporting date: 31 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

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

4 File 000-19271

FORM 4

Filing date: 18 Feb 2025
Reporting date: 14 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 07 Aug 2024
Reporting date: 05 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 01 Jul 2024
Reporting date: 29 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 04 Jun 2024
Reporting date: 31 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 20 Feb 2024
Reporting date: 15 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 16 Feb 2024
Reporting date: 14 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 13 Feb 2024
Reporting date: 10 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 09 Feb 2024
Reporting date: 07 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 07 Feb 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 08 Aug 2023
Reporting date: 05 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 10 Jul 2023
Reporting date: 07 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 30 Jun 2023
Reporting date: 29 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 08 May 2023
Reporting date: 05 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 16 Feb 2023
Reporting date: 14 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 10 Feb 2023
Reporting date: 10 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 10 Feb 2023
Reporting date: 08 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 08 Aug 2022
Reporting date: 05 Aug 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 08 Jul 2022
Reporting date: 07 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 16 Jun 2022
Reporting date: 14 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 17 Feb 2022
Reporting date: 16 Feb 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 16 Feb 2022
Reporting date: 14 Feb 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

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

4 File 000-19271

FORM 4

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

4 File 000-19271

FORM 4

Filing date: 12 Nov 2021
Reporting date: 10 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 10 Nov 2021
Reporting date: 08 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 09 Aug 2021
Reporting date: 05 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 04 Aug 2021
Reporting date: 02 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 16 Jun 2021
Reporting date: 14 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 19 Feb 2021
Reporting date: 18 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 17 Feb 2021
Reporting date: 14 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35299

PRIMARY DOCUMENT

Filing date: 11 Feb 2021
Reporting date: 10 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-35299

PRIMARY DOCUMENT

Filing date: 18 Dec 2020
Reporting date: 09 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 10 Nov 2020
Reporting date: 06 Nov 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 06 Nov 2020
Reporting date: 04 Nov 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 20 Aug 2020
Reporting date: 18 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 18 Aug 2020
Reporting date: 14 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

PRIMARY DOCUMENT

Filing date: 07 Aug 2020
Reporting date: 05 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 19 Feb 2020
Reporting date: 14 Feb 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 07 Aug 2019
Reporting date: 05 Aug 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 06 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 19 Feb 2019
Reporting date: 14 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33689

FORM 4

Filing date: 13 Feb 2019
Reporting date: 11 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 03 Jan 2019
Reporting date: 01 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33689

FORM 4

Filing date: 08 Jun 2018
Reporting date: 06 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 16 Feb 2018
Reporting date: 14 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 13 Feb 2018
Reporting date: 09 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 07 Feb 2018
Reporting date: 05 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 03 Jan 2018
Reporting date: 01 Jan 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33689

FORM 4

Filing date: 06 Sep 2017
Reporting date: 01 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-33689

FORM 3

Filing date: 06 Sep 2017
Reporting date: 01 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 21 Feb 2017
Reporting date: 16 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 16 Feb 2017
Reporting date: 14 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 09 Feb 2017
Reporting date: 08 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 04 Jan 2017
Reporting date: 01 Jan 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 000-19271

FORM 4/A

Filing date: 17 May 2016
Reporting date: 14 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4 SUBMISSION

Filing date: 17 Feb 2016
Reporting date: 14 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4 SUBMISSION

Filing date: 09 Feb 2016
Reporting date: 05 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4 SUBMISSION

Filing date: 05 Jan 2016
Reporting date: 01 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 18 Feb 2015
Reporting date: 14 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 03 Feb 2015
Reporting date: 30 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 05 Jan 2015
Reporting date: 01 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 31 Oct 2014
Reporting date: 29 Oct 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 02 May 2014
Reporting date: 30 Apr 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 19 Feb 2014
Reporting date: 14 Feb 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 03 Jan 2014
Reporting date: 01 Jan 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 07 Jun 2013
Reporting date: 07 Jun 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 10 May 2013
Reporting date: 08 May 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 19 Mar 2013
Reporting date: 15 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 13 Mar 2013
Reporting date: 11 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 26 Nov 2012
Reporting date: 21 Nov 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 13 Nov 2012
Reporting date: 08 Nov 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 22 Oct 2012
Reporting date: 18 Oct 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 11 May 2012
Reporting date: 09 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 13 Mar 2012
Reporting date: 07 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 001-13045

4/A

Filing date: 13 Mar 2012
Reporting date: 11 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 27 May 2011
Reporting date: 25 May 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 11 May 2011
Reporting date: 09 May 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13045

4

Filing date: 15 Mar 2011
Reporting date: 11 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 04 Mar 2011
Reporting date: 03 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 16 Feb 2011
Reporting date: 14 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 01 Feb 2011
Reporting date: 28 Jan 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

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

4 File 000-19271

FORM 4

Filing date: 02 Aug 2010
Reporting date: 30 Jul 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

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

4 File 000-19271

FORM 4

Filing date: 17 Feb 2010
Reporting date: 14 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-19271

FORM 4

Filing date: 01 Feb 2010
Reporting date: 29 Jan 2010
SEC evidence: Open document Open filing
Next action: Verify source filing