Derrell Porter SEC EDGAR Filings (CIK 0001706400)

SEC EDGAR filings, ownership reports, and insider transactions for Derrell Porter.

Business address
C/O Atara Biotherapeutics, Inc., 611 Gateway Blvd. #900, South San Francisco, CA, 94080
Top holdings (ownership)
ABOS
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Derrell Porter has filed 19 SEC EDGAR filings since 11 May 2017

Latest Filings

Recent SEC filings for Derrell Porter including 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2025 04 Jun 2025 001-40551
4 Open 4 document View SEC filing for 4 30 May 2025 28 May 2025 001-39231
4 Open 4 document View SEC filing for 4 FORM 4 10 Jun 2024 10 Jun 2024 001-40551
4 Open 4 document View SEC filing for 4 23 May 2024 21 May 2024 001-39231
4 Open 4 document View SEC filing for 4 FORM 4 07 Jun 2023 06 Jun 2023 001-40551
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 May 2023 25 May 2023 001-39231
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2023 04 Jan 2023 001-40551
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 04 Jan 2023 04 Jan 2023 001-40551
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 May 2022 26 May 2022 001-39231
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 May 2021 27 May 2021 001-39231
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 28 May 2021 27 May 2021 001-39231
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 27 Mar 2019 26 Mar 2019 001-36548
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Feb 2019 15 Feb 2019 001-36548
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2019 06 Feb 2019 001-36548
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2018 15 May 2018 001-36548
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 May 2018 08 May 2018 001-36548
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2018 06 Feb 2018 001-36548
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 May 2017 10 May 2017 001-36548
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 11 May 2017 10 May 2017 001-36548

About this filer

Derrell Porter files with the SEC under CIK 0001706400. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

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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