Filer Snapshot

William E. Siwek SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001645109.

Entity Type

Individual

Total Filings

41

Latest Filing

25 Mar 2025

Industry

n/a

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Go to latest filings table Open reporting owner context
Source: SEC Forms 3/4/5

4 filed on 25 Mar 2025 for CIK 0001645109.

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Business address
C/O Tpi Compisites, Inc., 8501 N. Scottsdale Rd, Suite 280, Scottsdale, AZ, 85253
Top holdings (ownership)
TPIC

Quick Takeaways

  • William E. Siwek is an SEC filer tracked under CIK 0001645109.
  • 41 filings are listed on this profile.
  • Common form coverage includes 4, 4/A, 3.

What Changed

  • Latest filing: 4 filed on 25 Mar 2025.
  • Report period: 21 Mar 2025.

Why This Matters

  • 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.

Source Evidence

Source: SEC Forms 3/4/5

4 filed on 25 Mar 2025 for CIK 0001645109.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for William E. Siwek.

Latest source-backed update
4 filed 25 Mar 2025
Why come back
Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 4 filed 25 Mar 2025.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for William E. Siwek

Ownership report updated

Latest ownership report period: 21 Mar 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

25 Mar 2025

Page type

Ownership filings

Latest period

21 Mar 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 25 Mar 2025.

Open ownership filings Browse recent public updates

Filer Overview

William E. Siwek has filed 41 SEC EDGAR filings since 21 Jul 2016. Common forms include 4, 4/A, 3.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for William E. Siwek with direct links to document and filing folders.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Mar 2025 21 Mar 2025 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Mar 2025 19 Mar 2025 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Mar 2025 18 Mar 2025 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2025 10 Mar 2025 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Feb 2025 21 Feb 2025 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Nov 2024 13 Nov 2024 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Mar 2024 21 Mar 2024 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Mar 2024 18 Mar 2024 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2024 11 Mar 2024 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Aug 2023 18 Aug 2023 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Mar 2023 21 Mar 2023 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Mar 2023 11 Mar 2023 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jan 2023 31 Dec 2022 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Sep 2022 15 Sep 2022 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 May 2022 16 May 2022 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Mar 2022 10 Mar 2022 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Mar 2022 07 Mar 2022 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jan 2022 31 Dec 2021 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Dec 2021 15 Dec 2021 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 May 2021 14 May 2021 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Mar 2021 15 Mar 2021 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2021 10 Mar 2021 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jan 2021 31 Dec 2020 001-37839
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 26 May 2020 20 May 2020 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2020 20 May 2020 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2020 14 May 2020 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2020 12 May 2020 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Mar 2020 11 Mar 2020 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Mar 2020 07 Mar 2020 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Aug 2019 26 Aug 2019 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Jul 2019 22 Jul 2019 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jun 2019 05 Jun 2019 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 May 2019 14 May 2019 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Mar 2019 06 Mar 2019 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Jul 2018 22 Jul 2018 001-37839
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Mar 2018 14 Mar 2018 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Mar 2018 07 Mar 2018 001-37839
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Oct 2017 23 Oct 2017 001-37839
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Jul 2017 22 Jul 2017 001-37839
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Jul 2016 27 Jul 2016 001-37839
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 21 Jul 2016 21 Jul 2016 001-37839

About this filer

William E. Siwek files with the SEC under CIK 0001645109. 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.
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