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

Mark Anderson

CIK 0001417100. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity Type

Individual

Total Filings

124

Latest Filing

04 Dec 2023

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 04 Dec 2023 for CIK 0001417100.

View Source Filing

Business address: C/O F5 Networks, Inc., 401 Elliott Ave. West, Seattle, WA, 98119
Top holdings (ownership): AYX and NET

Filer intelligence

What SEC filings say about Mark Anderson

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 AYX worth $12.75M.

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

AYX

01 Dec 2023 · Chief Executive Officer

$12.75M

Issuer page Owner page

NET

15 Aug 2023

$9.01M

Issuer page Owner page

Latest update

What changed recently for Mark Anderson

Ownership report updated

Latest ownership report period: 01 Dec 2023. Open the source-backed page to inspect the fresh filing or facts context.

Update date

04 Dec 2023

Page type

Ownership filings

Latest period

01 Dec 2023

Ownership context was refreshed from SEC Forms 3/4/5 filed on 04 Dec 2023.

Open ownership filings Browse recent public updates

Filer Overview

Mark Anderson has filed 124 SEC EDGAR filings since 05 Nov 2007. Common forms include 4, 3, 4/A.

Mark Anderson SEC filings Mark Anderson owner filings

Latest Filings

Recent SEC filings for Mark Anderson with direct links to document and filing folders.

4 File 001-38034

FORM 4

Filing date: 04 Dec 2023
Reporting date: 01 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 06 Sep 2023
Reporting date: 01 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 16 Aug 2023
Reporting date: 15 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 02 Jun 2023
Reporting date: 01 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 02 Jun 2023
Reporting date: 01 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 16 May 2023
Reporting date: 15 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

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

4 File 001-38034

FORM 4

Filing date: 02 Mar 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 16 Feb 2023
Reporting date: 15 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

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

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 16 Nov 2022
Reporting date: 15 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

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

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 16 Aug 2022
Reporting date: 15 Aug 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

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 001-39039

FORM 4 SUBMISSION

Filing date: 06 Jun 2022
Reporting date: 02 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 17 May 2022
Reporting date: 15 May 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 05 May 2022
Reporting date: 04 May 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4 SUBMISSION

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

4 File 001-38034

FORM 4

Filing date: 03 Mar 2022
Reporting date: 01 Mar 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 17 Feb 2022
Reporting date: 15 Feb 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 17 Nov 2021
Reporting date: 15 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 07 Oct 2021
Reporting date: 05 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 17 Aug 2021
Reporting date: 15 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 04 Jun 2021
Reporting date: 03 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 18 May 2021
Reporting date: 15 May 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 14 May 2021
Reporting date: 13 May 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

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

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 17 Feb 2021
Reporting date: 15 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 17 Nov 2020
Reporting date: 15 Nov 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 09 Oct 2020
Reporting date: 07 Oct 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 18 Aug 2020
Reporting date: 15 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 03 Jun 2020
Reporting date: 02 Jun 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

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

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 19 May 2020
Reporting date: 15 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39039

FORM 4 SUBMISSION

Filing date: 21 Feb 2020
Reporting date: 19 Feb 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-39039

FORM 3 SUBMISSION

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

4 File 001-38034

FORM 4 SUBMISSION

Filing date: 24 May 2019
Reporting date: 22 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Oct 2018
Reporting date: 20 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38034

FORM 4

Filing date: 09 Oct 2018
Reporting date: 05 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-38034

FORM 3

Filing date: 09 Oct 2018
Reporting date: 01 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 09 Oct 2018
Reporting date: 05 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 11 Sep 2018
Reporting date: 07 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Aug 2018
Reporting date: 20 Aug 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Jul 2018
Reporting date: 20 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 06 Jul 2018
Reporting date: 03 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 13 Jun 2018
Reporting date: 11 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 May 2018
Reporting date: 20 May 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Apr 2018
Reporting date: 20 Apr 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Feb 2018
Reporting date: 20 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Jan 2018
Reporting date: 20 Jan 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 06 Dec 2017
Reporting date: 04 Dec 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Nov 2017
Reporting date: 20 Nov 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Oct 2017
Reporting date: 20 Oct 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 18 Sep 2017
Reporting date: 14 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Aug 2017
Reporting date: 20 Aug 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 May 2017
Reporting date: 20 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Feb 2017
Reporting date: 20 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 28 Dec 2016
Reporting date: 23 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 22 Dec 2016
Reporting date: 21 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 28 Nov 2016
Reporting date: 23 Nov 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Nov 2016
Reporting date: 21 Nov 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Oct 2016
Reporting date: 20 Oct 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 27 Sep 2016
Reporting date: 23 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Sep 2016
Reporting date: 21 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Aug 2016
Reporting date: 22 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Jun 2016
Reporting date: 21 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 May 2016
Reporting date: 23 May 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Mar 2016
Reporting date: 21 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Feb 2016
Reporting date: 22 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Dec 2015
Reporting date: 21 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

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

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Nov 2015
Reporting date: 20 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 28 Sep 2015
Reporting date: 24 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 23 Sep 2015
Reporting date: 21 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 24 Jun 2015
Reporting date: 22 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 11 Jun 2015
Reporting date: 09 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4 SUBMISSION

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

4 File 001-35594

FORM 4 SUBMISSION

Filing date: 11 Mar 2015
Reporting date: 09 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 24 Dec 2014
Reporting date: 22 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 09 Dec 2014
Reporting date: 05 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 24 Nov 2014
Reporting date: 20 Nov 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 24 Sep 2014
Reporting date: 22 Sep 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 16 Jun 2014
Reporting date: 12 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 04 Jun 2014
Reporting date: 02 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

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

4 File 001-35594

FORM 4

Filing date: 11 Mar 2014
Reporting date: 07 Mar 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 23 Dec 2013
Reporting date: 20 Dec 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-35594

FORM 4

Filing date: 13 Sep 2013
Reporting date: 12 Sep 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-35594

FORM 3

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

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 01 May 2012
Reporting date: 10 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 02 Mar 2012
Reporting date: 01 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 03 Feb 2012
Reporting date: 01 Feb 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 14 Nov 2011
Reporting date: 09 Nov 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

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

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 02 Nov 2011
Reporting date: 31 Oct 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 02 Aug 2011
Reporting date: 29 Jul 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 03 May 2011
Reporting date: 01 May 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 03 Feb 2011
Reporting date: 01 Feb 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 02 Nov 2010
Reporting date: 01 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

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

4 File 000-26041

FORM 4 SUBMISSION

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

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 03 Mar 2010
Reporting date: 02 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-26041

FORM 4 SUBMISSION

Filing date: 02 Feb 2010
Reporting date: 01 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Mark Anderson files with the SEC under CIK 0001417100. 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.