Filer Snapshot

William Jl Rieflin SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001182471.

Entity Type

Individual

Total Filings

69

Latest Filing

19 May 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 19 May 2025 for CIK 0001182471.

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Business address
Ngm Biopharmaceuticals, Inc., 333 Oyster Point Blvd., South San Francisco, CA, 94080
Top holdings (ownership)
RAPT

Quick Takeaways

  • William Jl Rieflin is an SEC filer tracked under CIK 0001182471.
  • 69 filings are listed on this profile.
  • Common form coverage includes 4, 3, 4/A.

What Changed

  • Latest filing: 4 filed on 19 May 2025.
  • Report period: 15 May 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 19 May 2025 for CIK 0001182471.

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 Jl Rieflin.

Latest source-backed update
4 filed 19 May 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 19 May 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 Jl Rieflin

Ownership report updated

Latest ownership report period: 15 May 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

19 May 2025

Page type

Ownership filings

Latest period

15 May 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 19 May 2025.

Open ownership filings Browse recent public updates

Filer Overview

William Jl Rieflin has filed 69 SEC EDGAR filings since 21 Nov 2002. Common forms include 4, 3, 4/A.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for William Jl Rieflin 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 19 May 2025 15 May 2025 001-40502
4 Open 4 document View SEC filing for 4 17 Jun 2024 14 Jun 2024 001-40502
4 Open 4 document View SEC filing for 4 23 May 2024 22 May 2024 001-38997
4 Open 4 document View SEC filing for 4 4 08 Apr 2024 05 Apr 2024 001-38853
4 Open 4 document View SEC filing for 4 01 Apr 2024 28 Mar 2024 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Sep 2023 08 Sep 2023 001-40502
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Jun 2023 16 Jun 2023 001-40502
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 May 2023 24 May 2023 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2023 10 May 2023 001-38853
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Apr 2023 31 Mar 2023 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Jun 2022 08 Jun 2022 001-40502
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 May 2022 25 May 2022 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2022 31 Mar 2022 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Mar 2022 03 Mar 2022 001-38853
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Jun 2021 28 May 2021 001-38997
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 16 Jun 2021 16 Jun 2021 001-40502
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Mar 2021 17 Mar 2021 001-38853
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2020 19 Nov 2020 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Jun 2020 18 Jun 2020 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Feb 2020 04 Feb 2020 001-38853
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Nov 2019 04 Nov 2019 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Nov 2019 30 Oct 2019 001-38997
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 30 Oct 2019 30 Oct 2019 001-38997
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Apr 2019 08 Apr 2019 001-38853
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Apr 2019 03 Apr 2019 001-38853
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jul 2016 05 Jul 2016 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 24 Jun 2016 24 Jun 2016 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 May 2016 17 May 2016 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2016 31 Mar 2016 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Jun 2015 09 Jun 2015 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 May 2015 19 May 2015 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Dec 2014 10 Dec 2014 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jun 2014 17 Jun 2014 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Jun 2014 11 Jun 2014 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 May 2014 29 May 2014 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2014 14 May 2014 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jun 2013 06 Jun 2013 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2013 14 May 2013 000-51329
4 Open 4 document View SEC filing for 4 4 01 Jun 2012 30 May 2012 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 May 2012 16 May 2012 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Dec 2011 16 Dec 2011 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Nov 2011 21 Nov 2011 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Nov 2011 07 Nov 2011 000-51329
4 Open 4 document View SEC filing for 4 4 26 May 2011 25 May 2011 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2011 11 May 2011 000-51329
4 Open 4 document View SEC filing for 4 4 04 Apr 2011 31 Mar 2011 001-34973
3 Open 3 document View SEC filing for 3 3 04 Apr 2011 31 Mar 2011 001-34973
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Sep 2010 16 Sep 2010 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 13 May 2010 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Mar 2010 12 Mar 2010 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Feb 2010 24 Feb 2010 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 01 Feb 2010 000-51329
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Jan 2010 13 Jan 2010 000-51329

About this filer

William Jl Rieflin files with the SEC under CIK 0001182471. 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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