Companies

Atara Biotherapeutics, Inc. (ATRA) SEC filings

CIK 0001604464 · Biological Products, (No Diagnostic Substances) (SIC 2836) · Nasdaq · incorporated in DE · fiscal year ends 12/31

Annual financials (from the company's own XBRL in its 10-K filings)

FY2025FY2024FY2023FY2022
Revenue (USD)120.8 M8.6 M
Net income (USD)-228.3 M-340.1 M
Diluted EPS (USD/shares)2.57-65.19-2.24

Latest filings

FiledFormDescriptionPeriod
2026-09-044FORM 42026-09-04
2026-08-26144144
2026-08-264FORM 42026-08-17
2026-08-14SCHEDULE 13G/ASCHEDULE 13G/A
2026-08-1210-Q10-Q2026-06-30
2026-08-128-K8-K items 2.022026-08-12
2026-07-244OWNERSHIP DOCUMENT2026-07-22
2026-07-24SCHEDULE 13D/ASCHEDULE 13D/A
2026-07-063FORM 32026-06-26
2026-06-268-K8-K items 5.022026-06-22
2026-06-154FORM 42026-06-11
2026-06-153FORM 32026-06-11
2026-06-12S-8REGISTRATION STATEMENT
2026-06-128-KCURRENT REPORT items 5.02,5.072026-06-09
2026-06-114FORM 42026-06-09
2026-06-114FORM 42026-06-09
2026-06-114FORM 42026-06-09
2026-05-20442026-05-18
2026-05-20442026-05-18
2026-05-18144144
2026-05-18144144
2026-05-14SCHEDULE 13D/ASCHEDULE 13D/A
2026-05-13SCHEDULE 13GSCHEDULE 13G
2026-05-12424B5424B5
2026-05-1210-Q10-Q2026-03-31

Forms on file (last 1,000): 4 544, 8-K 139, SC 13G/A 74, 144 36, 10-Q 34, 3 27, 424B5 19, SC 13G 19. Source: SEC EDGAR, as filed; this page is public data and not investment advice.

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