$ATRA news

The latest ATRA stock news: headlines, filings, AI summaries and sentiment for $ATRA, updated around the clock.

• Atara Biotherapeutics, Inc. - 10-Q Filing SEC EDGAR · November 10, 2026, 21:15 UTC
• Atara Biotherapeutics Reports Q3 Earnings Beat with Improved EPS and Revenue Seeking Alpha · November 10, 2026, 21:10 UTC
• Atara Biotherapeutics, Inc. - 8-K Filing SEC EDGAR · November 10, 2026, 21:10 UTC
• Atara Biotherapeutics, Inc. - 8-K Filing SEC EDGAR · June 26, 2026, 20:16 UTC
• Class Action Lawsuit Filed Against Atara Biotherapeutics and Certain Officers PR Newswire · May 21, 2026, 19:10 UTC
• Atara Biotherapeutics Faces Securities Class Action Lawsuit Auto-Fetched Original Sources · March 25, 2026, 16:35 UTC
• Atara Biotherapeutics Faces Securities Lawsuit Alleging Fraudulent Statements PR Newswire · May 20, 2026, 13:00 UTC
• Atara Biotherapeutics, Inc. - 10-Q Filing SEC EDGAR · May 12, 2026, 20:16 UTC
• Atara Biotherapeutics, Inc. - 8-K Filing SEC EDGAR · May 12, 2026, 20:11 UTC
• Class Action Lawsuit Filed Against Atara Biotherapeutics and Certain Officers PR Newswire · May 7, 2026, 14:00 UTC
• Atara Biotherapeutics Faces Securities Fraud Lawsuit Over Alleged Misleading Statements PR Newswire · May 1, 2026, 16:00 UTC
• Pomerantz Law Firm Files Class Action Against Atara Biotherapeutics and Officers PR Newswire · May 1, 2026, 00:55 UTC
• Class Action Lawsuit Filed Against Atara Biotherapeutics and Certain Officers PR Newswire · April 16, 2026, 14:00 UTC