Filer Snapshot

William D. Waddill SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001553338.

Entity Type

Individual

Total Filings

71

Latest Filing

06 Feb 2026

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 06 Feb 2026 for CIK 0001553338.

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Business address
C/O Calithera Biosciences, 343 Oyster Point Blvd, Suite 200, So. San Francisco, CA, 94080
Top holdings (ownership)
ARWR and PTGX

Quick Takeaways

  • William D. Waddill is an SEC filer tracked under CIK 0001553338.
  • 71 filings are listed on this profile.
  • Common form coverage includes 4, 144, 3.

What Changed

  • Latest filing: 4 filed on 06 Feb 2026.
  • Report period: 06 Feb 2026.

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 06 Feb 2026 for CIK 0001553338.

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 D. Waddill.

Latest source-backed update
4 filed 06 Feb 2026
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Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 4 filed 06 Feb 2026.
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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 D. Waddill

Ownership report updated

Latest ownership report period: 06 Feb 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

06 Feb 2026

Page type

Ownership filings

Latest period

06 Feb 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 06 Feb 2026.

Open ownership filings Browse recent public updates

Filer Overview

William D. Waddill has filed 71 SEC EDGAR filings since 17 Jul 2013. Common forms include 4, 144, 3.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for William D. Waddill 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 OWNERSHIP DOCUMENT 06 Feb 2026 06 Feb 2026 001-37852
144 Open 144 document View SEC filing for 144 06 Feb 2026
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 Jan 2026 02 Jan 2026 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 23 Dec 2025 19 Dec 2025 001-38042
144 Open 144 document View SEC filing for 144 19 Dec 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Dec 2025 16 Dec 2025 001-38042
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Oct 2025 10 Oct 2025 001-37852
144 Open 144 document View SEC filing for 144 10 Oct 2025
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 24 Sep 2025 22 Sep 2025 001-37852
144 Open 144 document View SEC filing for 144 22 Sep 2025
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 29 Aug 2025 27 Aug 2025 001-37852
144 Open 144 document View SEC filing for 144 27 Aug 2025
4 Open 4 document View SEC filing for 4 09 Jun 2025 05 Jun 2025 001-39402
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 19 Mar 2025 17 Mar 2025 001-37852
144 Open 144 document View SEC filing for 144 17 Mar 2025
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 Jan 2025 02 Jan 2025 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 20 Dec 2024 18 Dec 2024 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 18 Dec 2024 16 Dec 2024 001-38042
144 Open 144 document View SEC filing for 144 17 Dec 2024
144 Open 144 document View SEC filing for 144 16 Dec 2024
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Sep 2024 10 Sep 2024 001-37852
144 Open 144 document View SEC filing for 144 10 Sep 2024
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 26 Jul 2024 24 Jul 2024 001-37852
144 Open 144 document View SEC filing for 144 24 Jul 2024
4 Open 4 document View SEC filing for 4 02 Jul 2024 03 Jun 2024 001-41747
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 11 Jun 2024 07 Jun 2024 001-37852
4 Open 4 document View SEC filing for 4 07 Jun 2024 05 Jun 2024 001-39402
144 Open 144 document View SEC filing for 144 07 Jun 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 15 Apr 2024 001-41747
3 Open 3 document View SEC filing for 3 16 Apr 2024 15 Apr 2024 001-41747
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 01 Mar 2024 01 Mar 2024 001-37852
144 Open 144 document View SEC filing for 144 01 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 16 Jan 2024 11 Jan 2024 001-38042
144 Open 144 document View SEC filing for 144 11 Jan 2024
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 Jan 2024 02 Jan 2024 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 19 Dec 2023 15 Dec 2023 001-38042
4 Open 4 document View SEC filing for 4 12 Jun 2023 08 Jun 2023 001-39402
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Jan 2023 16 Jan 2023 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Jan 2023 09 Jan 2023 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2022 09 Jun 2022 001-39402
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 27 May 2022 26 May 2022 001-37852
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 May 2022 03 May 2022 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jan 2022 07 Jan 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2022 03 Jan 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 16 Aug 2021 12 Aug 2021 001-39402
3 Open 3 document View SEC filing for 3 FORM 3 16 Aug 2021 12 Aug 2021 001-39402
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 May 2021 27 May 2021 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2021 01 Jan 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Dec 2020 10 Dec 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 May 2020 28 May 2020 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 May 2020 11 May 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2020 01 Jan 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Jun 2019 07 Jun 2019 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Jan 2019 11 Jan 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2019 01 Jan 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Jun 2018 29 May 2018 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2018 01 Jan 2018 001-38042
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 27 Dec 2017 20 Dec 2017 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 May 2017 25 May 2017 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Dec 2016 29 Nov 2016 001-36644
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Oct 2016 29 Sep 2016 001-36644
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Sep 2016 13 Sep 2016 001-37852
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 10 Aug 2016 10 Aug 2016 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Jan 2016 19 Jan 2016 001-36644
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Jul 2015 14 Jul 2015 001-36644
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Feb 2015 11 Feb 2015 001-36644
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Dec 2014 16 Dec 2014 001-36644
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 01 Oct 2014 01 Oct 2014 001-36644
4 Open 4 document View SEC filing for 4 23 Jul 2013 23 Jul 2013 001-35993
4 Open 4 document View SEC filing for 4 19 Jul 2013 17 Jul 2013 001-35993
3 Open 3 document View SEC filing for 3 17 Jul 2013 17 Jul 2013 001-35993

About this filer

William D. Waddill files with the SEC under CIK 0001553338. 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.