Derrell Porter

Business address
C/O Atara Biotherapeutics, Inc., 611 Gateway Blvd. #900, South San Francisco, CA, 94080
Top holdings (ownership)
ABOS
⭐ Add to watchlist ⭐
Get insider transactions for this reporting owner
Derrell Porter has filed 19 SEC EDGAR filings since 11 May 2017

Latest Filings

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