Atara Biotherapeutics, Inc.

ATRA ·Healthcare, Drug Manufacturers - General, United States
Financial Statements › SEC Filings

SEC Filings

Form Filed Description
4 Mar 4, 2026
8-K Mar 3, 2026 8-K
144 Mar 2, 2026
144 Mar 2, 2026
8-K Feb 23, 2026 8-K
SCHEDULE 13D/A Jan 14, 2026
4 Jan 14, 2026 4
144 Jan 12, 2026
8-K Jan 12, 2026 8-K
8-K Jan 2, 2026 8-K
4 Dec 1, 2025 4
4 Nov 19, 2025
4 Nov 19, 2025
144 Nov 17, 2025
144 Nov 17, 2025
SCHEDULE 13D/A Nov 14, 2025
SCHEDULE 13G/A Nov 14, 2025
10-Q Nov 12, 2025 10-Q
8-K Nov 12, 2025 8-K
8-K Oct 7, 2025 8-K
8-K Sep 4, 2025 8-K
4 Aug 20, 2025
4 Aug 20, 2025
4 Aug 19, 2025 4
SCHEDULE 13D/A Aug 19, 2025
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