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Atara Biotherapeutics Inc. – Filings and Transcripts

NASDAQ: ATRA
Share price (9/22/26): $8.93
Market cap (9/22/26): $89.6 million

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Financials Filter

ended 06/30/26 Q2

ended 03/31/26 Q1

ended 12/31/25 FY 2025

ended 09/30/25 Q3

ended 06/30/25 Q2

Prospectuses and Registrations Filter

Registration of securities for employees

Prospectus supplement for primary offering

Prospectus supplement

Shelf registration

Prospectus supplement for primary offering

Ownership Filter

Point72 Asset Management, L.P.

Redmile Group, LLC, Green Jeremy

News Filter

Announces Second Quarter 2026 Financial Results and Operational Progress

Change in Directors, Officers or Compensation

Change in Directors, Officers or Compensation, Shareholder Vote Results

Announces First Quarter 2026 Financial Results and Operational Progress

Provides Regulatory Update on Tabelecleucel

Proxies Filter

Definitive proxy

Additional info about upcoming vote

Additional info about upcoming vote

Definitive proxy

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Notice of effectiveness

Correspondence with the SEC

Letter from the SEC

Notice of effectiveness

Correspondence with the SEC