Atara Biotherapeutics, Inc. engages in the development of transformative therapies for patients with solid tumors, hematologic cancers, and autoimmune diseases in the United States and the United Kingdom. Its lead product includes Tab-cel (tabelecleucel), a T-cell immunotherapy program that is in Phase 3 clinical trials for the treatment of epstein-barr virus (EBV) driven post-transplant lymphoproliferative disease, as well as nasopharyngeal carcinoma. Its CAR T immunotherapy pipeline products include ATA3219, currently in Phase 1 trials, as well as ATA3431, under preclinical trials for the treatment of B-cell malignancies and autoimmune diseases; and ATA188 that is in Phase 2 clinical trials to treat multiple sclerosis. The company has research collaboration agreements with Memorial Sloan Kettering Cancer Center, and Council of the Queensland Institute of Medical Research. Atara Biotherapeutics, Inc. was incorporated in 2012 and is headquartered in Thousand Oaks, California.
The current price of AT20.STU is €3.88 EUR — it has decreased by -4.43% in the past 24 hours. Watch Atara Biotherapeutics stock price performance more closely on the chart.
What is Atara Biotherapeutics stock ticker?▼
Depending on the exchange, the stock ticker may vary. For instance, on exchange Atara Biotherapeutics stocks are traded under the ticker AT20.STU.
Is Atara Biotherapeutics stock price growing?▼
AT20.STU stock has fallen by -8.06% compared to the previous week, the month change is a -55.9% fall, over the last year Atara Biotherapeutics has showed a -55.9% decrease.
When is the next Atara Biotherapeutics earnings date?▼
Atara Biotherapeutics is going to release the next earnings report on May 06, 2026.
What were Atara Biotherapeutics earnings last quarter?▼
AT20.STU earnings for the last quarter are -0.22 EUR per share, whereas the estimation was -0.15 EUR resulting in a -42.13% surprise. The estimated earnings for the next quarter are N/A EUR per share.
How many employees does Atara Biotherapeutics have?▼
As of April 29, 2026, the company has 173 employees.
In which sector is Atara Biotherapeutics located?▼
Atara Biotherapeutics operates in the Health & Wellness sector.
When did Atara Biotherapeutics complete a stock split?▼
Atara Biotherapeutics has not had any recent stock splits.
Where is Atara Biotherapeutics headquartered?▼
Atara Biotherapeutics is headquartered in Thousand Oaks, United States.