ATRA
NASDAQAtara Biotherapeutics Inc.
Price$9.50-0.37 (-3.75%)
01:30 PM06:15 PM
News · 26 weeks43+38%
2025-12-072026-05-31
Mix3190d
- SEC Filings14(45%)
- Insider8(26%)
- Other8(26%)
- Analyst1(3%)
Latest news
25 items- INSIDERPresident and CEO Nguyen Anhco sold $47,845 worth of shares (5,241 units at $9.13), decreasing direct ownership by 4% to 137,837 units (SEC Form 4) (tax liability)4 - Atara Biotherapeutics, Inc. (0001604464) (Issuer)
- INSIDERChief Accounting Officer Grant-Huerta Yanina sold $22,036 worth of shares (2,414 units at $9.13), decreasing direct ownership by 5% to 49,636 units (SEC Form 4) to cover withholding tax4 - Atara Biotherapeutics, Inc. (0001604464) (Issuer)
- SECAmendment: SEC Form SCHEDULE 13D/A filed by Atara Biotherapeutics Inc.SCHEDULE 13D/A - Atara Biotherapeutics, Inc. (0001604464) (Subject)
- SECSEC Form SCHEDULE 13G filed by Atara Biotherapeutics Inc.SCHEDULE 13G - Atara Biotherapeutics, Inc. (0001604464) (Subject)
- SECSEC Form 424B5 filed by Atara Biotherapeutics Inc.424B5 - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form 10-Q filed by Atara Biotherapeutics Inc.10-Q - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECAtara Biotherapeutics Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits8-K - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- PRAtara Biotherapeutics Announces First Quarter 2026 Financial Results and Operational ProgressProductive meeting held with the FDA; planning for tabelecleucel BLA resubmission Operating efficiencies and ATM proceeds extend cash runway into mid-2027 Atara Biotherapeutics, Inc. (NASDAQ:ATRA), a leader in T-cell immunotherapy, leveraging its novel allogeneic Epstein-Barr virus (EBV) T-cell platform to develop transformative therapies for patients with cancer and autoimmune diseases, today reported financial results for the first quarter 2026 and business updates. Tabelecleucel (tab-cel® or Ebvallo™) for Post-Transplant Lymphoproliferative Disease (PTLD) As previously communicated, Pierre Fabre Pharmaceuticals (PFP), with Atara's support, had a productive meeting with the FDA an
- INSIDERLarge owner Panacea Innovation Ltd sold $3,165,021 worth of shares (313,446 units at $10.10) (SEC Form 4)4 - Atara Biotherapeutics, Inc. (0001604464) (Issuer)
- INSIDERLarge owner Ecor1 Capital, Llc bought $4,744,255 worth of shares (507,407 units at $9.35) (SEC Form 4)4 - Atara Biotherapeutics, Inc. (0001604464) (Issuer)
- INSIDERNew insider Ecor1 Capital, Llc claimed ownership of 1,044,593 shares (SEC Form 3)3 - Atara Biotherapeutics, Inc. (0001604464) (Issuer)
- SECSEC Form SCHEDULE 13G filed by Atara Biotherapeutics Inc.SCHEDULE 13G - Atara Biotherapeutics, Inc. (0001604464) (Subject)
- ANALYSTAtara Biotherapeutics upgraded by Canaccord Genuity with a new price targetCanaccord Genuity upgraded Atara Biotherapeutics from Hold to Buy and set a new price target of $13.00
- SECAmendment: SEC Form SCHEDULE 13G/A filed by Atara Biotherapeutics Inc.SCHEDULE 13G/A - Atara Biotherapeutics, Inc. (0001604464) (Subject)
- SECAtara Biotherapeutics Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits8-K - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- PRAtara Biotherapeutics Provides Regulatory Update on TabelecleucelAtara Biotherapeutics, Inc. (NASDAQ:ATRA), a leader in T-cell immunotherapy, leveraging its novel allogeneic Epstein-Barr virus (EBV) T-cell platform to develop transformative therapies for patients with cancer and autoimmune diseases, today provided an update following the recent Type A meeting with the U.S. Food and Drug Administration (FDA) to discuss the Complete Response Letter (CRL) to the Biologics License Application (BLA) for tabelecleucel (tab-cel) held by our partner Pierre Fabre Pharmaceuticals, Inc. (PFP). PFP, with Atara's support, had a productive meeting with the FDA and discussed a potential path forward to resubmitting the tab-cel BLA. The FDA agreed that a single arm st
- SECAtara Biotherapeutics Inc. filed SEC Form 8-K: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing8-K - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form DEFA14A filed by Atara Biotherapeutics Inc.DEFA14A - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form DEF 14A filed by Atara Biotherapeutics Inc.DEF 14A - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form EFFECT filed by Atara Biotherapeutics Inc.EFFECT - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form 424B3 filed by Atara Biotherapeutics Inc.424B3 - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- INSIDERSEC Form 4 filed by Panacea Innovation Ltd4 - Atara Biotherapeutics, Inc. (0001604464) (Issuer)
- SECSEC Form S-3 filed by Atara Biotherapeutics Inc.S-3 - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form 424B5 filed by Atara Biotherapeutics Inc.424B5 - Atara Biotherapeutics, Inc. (0001604464) (Filer)
- SECSEC Form 10-K filed by Atara Biotherapeutics Inc.10-K - Atara Biotherapeutics, Inc. (0001604464) (Filer)
ATRA FAQ
7 questionsWhat does Atara Biotherapeutics Inc. do?
Atara Biotherapeutics, Inc., an off-the-shelf T-cell immunotherapy company, develops treatments for patients with cancer, autoimmune, and viral diseases in the United States. It is developing tabelecleucel, a T-cell immunotherapy that is Phase 3 clinical trials for the treatment of epstein-barr virus (EBV) driven post-transplant lymphoproliferative disease, as well as hematologic and solid tumors, including nasopharyngeal carcinoma. The company is also developing next-generation CAR T immunotherapies for patients with hematologic malignancies and solid tumors, including ATA2271 and ATA3271...Where does ATRA stock trade?
Atara Biotherapeutics Inc. (ATRA) is listed on NASDAQ.What sector and industry is ATRA in?
Atara Biotherapeutics Inc. operates in the Health Care sector, Biotechnology: Biological Products (No Diagnostic Substances) industry.When did Atara Biotherapeutics Inc. go public?
Atara Biotherapeutics Inc. (ATRA) completed its IPO in 2014.What are analysts saying about ATRA?
Atara Biotherapeutics Inc. has had 8 recent analyst actions on file. The most recent action was from Canaccord Genuity: Buy with a $1300.00 price target on 2026-05-08.What companies are similar to ATRA?
Notable peers in the same industry include IOVA (Iovance Biotherapeutics Inc.), ALLO (Allogene Therapeutics Inc.), SABS (SAB Biotherapeutics Inc.). Compare ATRA side-by-side with any of them on Quantisnow.How can I track ATRA on Quantisnow?
Quantisnow aggregates Atara Biotherapeutics Inc.'s SEC filings, analyst ratings, insider transactions, FDA approvals, and press releases the moment they hit the wire (Wall Street's wire, on your screen.). Follow ATRA to receive live email and push alerts on every new disclosure.