Utpal Koppikar

Entity
Individual
Business address
C/O Atara Biotherapeutics, Inc., 611 Gateway Blvd, Suite 900, 94080 South San Francisco, CA
Insider ownership signature
/s/ Jolie M. Siegel, Attorney-in-Fact
All SEC filings
View on sec.gov
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Utpal Koppikar has filed 37 SEC EDGAR filings since 6/7/2018

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 Jun 20, 2025 Jun 18, 2025 001-39567
4 Open Document Open Filing FORM 4 Jun 21, 2024 Jun 20, 2024 001-39567
4 Open Document Open Filing FORM 4 Jun 16, 2023 Jun 15, 2023 001-39567
4 Open Document Open Filing FORM 4 Mar 6, 2023 Mar 2, 2023 001-36548
4 Open Document Open Filing FORM 4 Feb 10, 2023 Feb 8, 2023 001-39567
4 Open Document Open Filing FORM 4 Feb 9, 2023 Feb 7, 2023 001-36548
4 Open Document Open Filing Nov 18, 2022 Nov 16, 2022 001-36548
4 Open Document Open Filing FORM 4 Aug 18, 2022 Aug 16, 2022 001-36548
4 Open Document Open Filing FORM 4 Jun 10, 2022 Jun 8, 2022 001-36548
4 Open Document Open Filing FORM 4 May 19, 2022 May 17, 2022 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 17, 2022 Mar 16, 2022 001-39567
3 Open Document Open Filing FORM 3 SUBMISSION Mar 17, 2022 Mar 16, 2022 001-39567
4 Open Document Open Filing FORM 4 Mar 3, 2022 Mar 1, 2022 001-36548
4 Open Document Open Filing FORM 4 Feb 9, 2022 Feb 7, 2022 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Nov 19, 2021 Nov 19, 2021 001-36287
4 Open Document Open Filing FORM 4 Nov 18, 2021 Nov 16, 2021 001-36548
4 Open Document Open Filing FORM 4 Aug 19, 2021 Aug 17, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Jul 12, 2021 Jul 9, 2021 001-36287
3 Open Document Open Filing FORM 3 SUBMISSION Jul 12, 2021 Jul 9, 2021 001-36287
4 Open Document Open Filing FORM 4 Jun 9, 2021 Jun 8, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION May 20, 2021 May 18, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 30, 2021 Mar 26, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 4, 2021 Mar 2, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2021 Mar 1, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Feb 9, 2021 Feb 8, 2021 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Nov 18, 2020 Nov 17, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Aug 20, 2020 Aug 18, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Jun 10, 2020 Jun 9, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION May 20, 2020 May 18, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 30, 2020 Mar 27, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2020 Mar 1, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Feb 10, 2020 Feb 6, 2020 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Mar 27, 2019 Mar 26, 2019 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Feb 8, 2019 Feb 6, 2019 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Sep 11, 2018 Jul 27, 2018 001-36548
4 Open Document Open Filing FORM 4 SUBMISSION Jun 7, 2018 Jun 7, 2018 001-36548
3 Open Document Open Filing FORM 3 SUBMISSION Jun 7, 2018 Jun 7, 2018 001-36548