Sivasankaran Somasundaram

Business address
C/O Apergy Corporation, 2445 Technology Forest Blvd, Bld 4, Fl 9, The Woodlands, TX, 77381
Top holdings (ownership)
LII
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Sivasankaran Somasundaram has filed 91 SEC EDGAR filings since 20 Feb 2008

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 03 Nov 2025 30 Oct 2025 001-42812
3 Open Document Open Filing FORM 3 03 Nov 2025 30 Oct 2025 001-42812
4 Open Document Open Filing PRIMARY DOCUMENT 14 Oct 2025 10 Oct 2025 001-15149
4 Open Document Open Filing 4 16 Jul 2025 16 Jul 2025 001-38441
4 Open Document Open Filing PRIMARY DOCUMENT 14 Jul 2025 11 Jul 2025 001-15149
4 Open Document Open Filing PRIMARY DOCUMENT 27 May 2025 22 May 2025 001-15149
4 Open Document Open Filing FORM 4 20 Feb 2025 18 Feb 2025 001-38441
4 Open Document Open Filing FORM 4 05 Feb 2025 03 Feb 2025 001-38441
4 Open Document Open Filing PRIMARY DOCUMENT 20 May 2024 16 May 2024 001-15149
3 Open Document Open Filing PRIMARY DOCUMENT 18 Mar 2024 15 Mar 2024 001-15149
4 Open Document Open Filing FORM 4 21 Feb 2024 20 Feb 2024 001-38441
4 Open Document Open Filing FORM 4 20 Feb 2024 15 Feb 2024 001-38441
4 Open Document Open Filing FORM 4 15 Feb 2024 14 Feb 2024 001-38441
4 Open Document Open Filing 26 Sep 2023 22 Sep 2023 001-16335
4 Open Document Open Filing FORM 4 11 Sep 2023 07 Sep 2023 001-38441
4 Open Document Open Filing FORM 4 16 Aug 2023 14 Aug 2023 001-16335
4 Open Document Open Filing FORM 4 25 Jul 2023 24 Jul 2023 001-38441
144 Open Document Open Filing 25 Jul 2023
144 Open Document Open Filing 24 Jul 2023
4 Open Document Open Filing FORM 4 12 Jul 2023 12 Jul 2023 001-38441
144 Open Document Open Filing 12 Jul 2023
4 Open Document Open Filing FORM 4 06 Jul 2023 05 Jul 2023 001-38441
4 Open Document Open Filing FORM 4 05 Jul 2023 03 Jul 2023 001-16335
4 Open Document Open Filing FORM 4 07 Jun 2023 05 Jun 2023 001-38441
4 Open Document Open Filing FORM 4 17 May 2023 15 May 2023 001-16335
4 Open Document Open Filing FORM 4 04 Apr 2023 03 Apr 2023 001-16335
4 Open Document Open Filing FORM 4 23 Feb 2023 21 Feb 2023 001-38441
4 Open Document Open Filing FORM 4 21 Feb 2023 16 Feb 2023 001-38441
4 Open Document Open Filing FORM 4 16 Feb 2023 14 Feb 2023 001-16335
4/A Open Document Open Filing FORM 4/A 10 Feb 2023 24 Jan 2023 001-16335
4 Open Document Open Filing FORM 4 26 Jan 2023 24 Jan 2023 001-16335
4 Open Document Open Filing FORM 4 05 Jan 2023 03 Jan 2023 001-16335
4 Open Document Open Filing FORM 4 16 Nov 2022 14 Nov 2022 001-16335
4 Open Document Open Filing FORM 4 15 Nov 2022 11 Nov 2022 001-38441
4 Open Document Open Filing FORM 4 03 Nov 2022 01 Nov 2022 001-38441
4 Open Document Open Filing FORM 4 05 Oct 2022 03 Oct 2022 001-16335
4 Open Document Open Filing FORM 4 16 Aug 2022 12 Aug 2022 001-16335
4 Open Document Open Filing FORM 4 05 Jul 2022 01 Jul 2022 001-16335
4 Open Document Open Filing FORM 4 07 Jun 2022 03 Jun 2022 001-38441
4 Open Document Open Filing FORM 4 03 Jun 2022 02 Jun 2022 001-16335
4 Open Document Open Filing FORM 4 19 May 2022 22 Oct 2019 001-38441
3 Open Document Open Filing FORM 3 04 May 2022 01 May 2022 001-16335
4 Open Document Open Filing FORM 4 23 Feb 2022 18 Feb 2022 001-38441
4 Open Document Open Filing FORM 4 18 Feb 2022 16 Feb 2022 001-38441
4 Open Document Open Filing FORM 4 07 Jul 2021 06 Jul 2021 001-38441
4 Open Document Open Filing FORM 4 04 Jun 2021 02 Jun 2021 001-38441
4 Open Document Open Filing FORM 4 19 May 2021 17 May 2021 001-38441
4 Open Document Open Filing FORM 4 24 Feb 2021 22 Feb 2021 001-38441
4 Open Document Open Filing FORM 4 22 Feb 2021 18 Feb 2021 001-38441
4 Open Document Open Filing FORM 4 05 Jun 2020 03 Jun 2020 001-38441
4 Open Document Open Filing FORM 4 20 May 2020 18 May 2020 001-38441
4 Open Document Open Filing FORM 4 18 Mar 2020 16 Mar 2020 001-38441
4 Open Document Open Filing FORM 4 25 Feb 2020 21 Feb 2020 001-38441
4 Open Document Open Filing FORM 4 21 May 2019 17 May 2019 001-38441
4 Open Document Open Filing FORM 4 19 Mar 2019 15 Mar 2019 001-38441
4 Open Document Open Filing FORM 4 27 Feb 2019 26 Feb 2019 001-38441
4 Open Document Open Filing FORM 4 25 Feb 2019 21 Feb 2019 001-38441
4 Open Document Open Filing FORM 4 SUBMISSION 17 May 2018 15 May 2018 001-38441
3 Open Document Open Filing FORM 3 SUBMISSION 19 Apr 2018 19 Apr 2018 001-38441
4 Open Document Open Filing PRIMARY DOCUMENT 19 Mar 2018 15 Mar 2018 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 13 Mar 2018 09 Mar 2018 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 28 Feb 2018 26 Feb 2018 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 21 Feb 2018 16 Feb 2018 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2018 12 Feb 2018 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 17 Mar 2017 15 Mar 2017 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 14 Mar 2017 10 Mar 2017 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 15 Feb 2017 12 Feb 2017 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2017 10 Feb 2017 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 08 Aug 2016 04 Aug 2016 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 14 Mar 2016 10 Mar 2016 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 16 Feb 2016 11 Feb 2016 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 12 Mar 2015 10 Mar 2015 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 17 Feb 2015 12 Feb 2015 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 07 Aug 2014 06 Aug 2014 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 15 May 2014 13 May 2014 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 09 May 2014 07 May 2014 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 12 Mar 2014 10 Mar 2014 001-04018
4 Open Document Open Filing PRIMARY DOCUMENT 14 Jan 2014 10 Jan 2014 001-04018