Atara Biotherapeutics, Inc. - Common Stock (ATRA)

4.8450
-0.0650 (-1.32%)
NASDAQ · Last Trade: Mar 24th, 12:59 AM EDT
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Detailed Quote

Previous Close4.910
Open5.000
Bid4.820
Ask5.200
Day's Range4.757 - 5.030
52 Week Range3.920 - 19.15
Volume67,886
Market Cap489.84M
PE Ratio (TTM)1.468
EPS (TTM)3.3
Dividend & YieldN/A (N/A)
1 Month Average Volume527,428

Chart

About Atara Biotherapeutics, Inc. - Common Stock (ATRA)

Atara Biotherapeutics is a biotechnology company that focuses on developing transformative therapies for patients with serious medical conditions, particularly in the areas of cancer and autoimmune diseases. The company leverages its proprietary platform to create innovative T-cell immunotherapy treatments, which harness the power of the immune system to target and attack disease. Atara's commitment to scientific research and collaboration is aimed at advancing the field of cellular therapies, and it is dedicated to improving the lives of patients by addressing unmet medical needs through its cutting-edge therapeutic solutions. Read More

News & Press Releases

ATRA DEADLINE ALERT: Faruqi & Faruqi, LLP Reminds Atara Biotherapeutics (ATRA) Investors of Securities Class Action Deadline on May 22, 2026
Faruqi & Faruqi, LLP Securities Litigation Partner James (Josh) Wilson Encourages Investors Who Suffered Losses In Atara To Contact Him Directly To Discuss Their Options
By Faruqi & Faruqi LLP · Via GlobeNewswire · March 23, 2026
Stockholder Notice: Robbins LLP Informs Investors of the Atara Biotherapeutics, Inc. Class Action Lawsuit
Robbins LLP informs stockholders that a class action was filed on behalf of all investors who purchased or otherwise acquired Atara Biotherapeutics, Inc. (NASDAQ: ATRA) securities between May 20, 2024 and January 9, 2026. Atara develops therapies for patients with solid tumors, hematologic cancers, and autoimmune diseases in the U.S. and the United Kingdom (“U.K.”). The Company’s lead product candidate is tabelecleucel (also referred to as tab-cel or EBVALLO), a T-cell immunotherapy program for the treatment of, inter alia, Epstein-Barr virus positive post-transplant lymphoproliferative disease (“EBV+PTLD”).
By Robbins LLP · Via Business Wire · March 23, 2026
Atara Biotherapeutics Announces Fourth Quarter and Full Year 2025 Financial Results and Operational Progress
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 fourth quarter and full year 2025 and business updates.
By Atara Biotherapeutics, Inc. · Via Business Wire · March 16, 2026
Atara Biotherapeutics Provides Regulatory Update on Tabelecleucel
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 announced that a Type A meeting with the U.S. Food and Drug Administration (FDA) has been scheduled to discuss the Complete Response Letter (CRL) to the Biologics License Application (BLA) for tabelecleucel (tab-cel) held by our partner Pierre Fabre Pharmaceuticals.
By Atara Biotherapeutics, Inc. · Via Business Wire · March 12, 2026
Top stock movements in today's session.chartmill.com
Via Chartmill · March 9, 2026
The $1.35 Trillion Wall: Why Small-Caps are Faltering as the S&P 500 Defies Gravity
As of March 9, 2026, the long-predicted "reckoning" for American small-cap stocks has officially arrived. While the broader market remains buoyed by the resilient "Magnificent Seven" and a robust AI infrastructure supercycle, the Russell 2000 (IWM) has hit a formidable roadblock: a $1.35 trillion "debt maturity wall." After a
Via MarketMinute · March 9, 2026
Gapping stocks in Monday's sessionchartmill.com
Via Chartmill · March 9, 2026
ATRA Rises On Pushing For Meeting With FDA On Rare Disease Drug Rejectionstocktwits.com
FDA refused approval for tabelecleucel in treating patients two years of age and older with Epstein-Barr virus positive post-transplant lymphoproliferative disease earlier this year.
Via Stocktwits · March 3, 2026
Atara Biotherapeutics Provides Regulatory Update on Tabelecleucel
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 announced that its partner Pierre Fabre Pharmaceuticals (PFP) has submitted a request to the FDA for a Type A meeting.
By Atara Biotherapeutics, Inc. · Via Business Wire · March 3, 2026
Atara Biotherapeutics Provides a Business Update
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 announced that the Company entered into an amendment (the Amendment) to the Purchase and Sale Agreement dated as of December 20, 2022 with a fund managed by HealthCare Royalty (“HCRx”). Under the terms of the Amendment, HCRx agreed to amend the due date of the one-time of $9.0 million cash payment associated with the achievement of a certain milestone within the Amended and Restated Commercialization Agreement dated October 31, 2023, with Pierre Fabre Medicament, as amended, from June 30, 2026 to January 1, 2028.
By Atara Biotherapeutics, Inc. · Via Business Wire · February 23, 2026
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Atara Biotherapeutics, Inc. - ATRA
NEW YORK, Feb. 03, 2026 (GLOBE NEWSWIRE) -- Pomerantz LLP is investigating claims on behalf of investors of Atara Biotherapeutics, Inc. (“Atara” or the “Company”) (NASDAQ: ATRA).  Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980.
By Pomerantz LLP · Via GlobeNewswire · February 3, 2026
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Atara Biotherapeutics, Inc. - ATRA
NEW YORK, Jan. 27, 2026 (GLOBE NEWSWIRE) -- Pomerantz LLP is investigating claims on behalf of investors of Atara Biotherapeutics, Inc. (“Atara” or the “Company”) (NASDAQ: ATRA).  Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980.
By Pomerantz LLP · Via GlobeNewswire · January 27, 2026
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Atara Biotherapeutics, Inc. - ATRA
NEW YORK, Jan. 20, 2026 (GLOBE NEWSWIRE) -- Pomerantz LLP is investigating claims on behalf of investors of Atara Biotherapeutics, Inc. (“Atara” or the “Company”) (NASDAQ: ATRA). Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980.
By Pomerantz LLP · Via GlobeNewswire · January 20, 2026
FDA Reversal Sends Atara Biotherapeutics into Tailspin: Stock Plummets 67% on Second CRL for Tabelecleucel
In a stunning blow to the burgeoning field of allogeneic cell therapy, Atara Biotherapeutics (Nasdaq: ATRA) saw its market valuation evaporate this week following a second Complete Response Letter (CRL) from the U.S. Food and Drug Administration (FDA) for its lead candidate, tabelecleucel (Ebvallo). The regulatory setback, which the
Via MarketMinute · January 14, 2026
The trading volume of these stocks is deviating from the norm in today's session.chartmill.com
Via Chartmill · January 14, 2026
Keep an eye on the top gainers and losers in Tuesday's session.chartmill.com
Via Chartmill · January 13, 2026
Unusual volume stocks are being observed in Tuesday's session.chartmill.com
Via Chartmill · January 13, 2026
Keep an eye on the top gainers and losers in Monday's session.chartmill.com
Via Chartmill · January 12, 2026
Top stock movements in today's session.chartmill.com
Via Chartmill · January 12, 2026
ATRA Stock Nearly Halves In Value After FDA Refuses Approval For Immunotherapy: Retail Sees ‘Big Fight Back’stocktwits.com
The Food and Drug Administration said in a letter to the company that it is unable to approve its EBVALLO application in present form, citing inadequate evidence of effectiveness for accelerated approval.
Via Stocktwits · January 12, 2026
Gapping stocks in Monday's sessionchartmill.com
Via Chartmill · January 12, 2026
Top movers in Monday's pre-market sessionchartmill.com
Via Chartmill · January 12, 2026
Atara Biotherapeutics Provides Regulatory and Business Update on EBVALLO™ (tabelecleucel)
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 announced that the U.S. Food and Drug Administration (FDA) has issued a Complete Response Letter (CRL) for the EBVALLO™ (tabelecleucel) Biologics License Application (BLA) as monotherapy treatment for adult and pediatric patients two years of age and older with Epstein-Barr virus positive post-transplant lymphoproliferative disease (EBV+ PTLD), who have received at least one prior therapy including an anti-CD20 containing regimen.
By Atara Biotherapeutics, Inc. · Via Business Wire · January 12, 2026
Small-Cap Renaissance: Russell 2000 Scales New Heights While Big Tech Stumbles
In a dramatic shift that has recalibrated the pulse of Wall Street, the Russell 2000 index (RUT) surged to a new record high on January 8, 2026, signaling a definitive breakout for small-cap stocks. As investors aggressively rotate capital out of the overextended technology giants that dominated the previous three
Via MarketMinute · January 8, 2026
Small-Cap Slump: Russell 2000 Tumbles as Sticky Inflation Data Revives 'Higher-for-Longer' Fears
The Russell 2000 index, the primary benchmark for American small-cap stocks, suffered a significant sell-off on Wednesday, January 7, 2026, as a batch of conflicting economic data sparked fears that the Federal Reserve will remain hawkish well into the new year. While the blue-chip S&P 500 (INDEXSP: .INX) showed
Via MarketMinute · January 7, 2026