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ATRA logo

ATRA Overview

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$
0.000
0.000(0.000%)
At close
0.000(0.000%)Aft-market
ET
$
0.000
0.000(0.000%)
At close
0.000(0.000%)Aft-market
ET
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Intellectia

Loading chart...

High
11.333
Open
11.280
VWAP
10.72
Vol
96.47K
Mkt Cap
94.70M
Low
10.330
Amount
1.03M
EV/EBITDA(TTM)
--
Total Shares
9.01M
EV
134.57M
EV/OCF(TTM)
--
P/S(TTM)
5.84
Atara Biotherapeutics, Inc. is an allogeneic T-cell immunotherapy company. The Company is a developer of T-cell immunotherapy, leveraging its novel allogeneic Epstein-Barr virus (EBV) T-cell platform to develop transformative therapies for patients with serious diseases. Its pipeline products include Ebvallo (Tab-cel), ATA3219, and ATA3431. The Company’s T-cell immunotherapy, tab-cel (tabelecleucel), is in Phase III development for patients with EBV-driven post-transplant lymphoproliferative disease (EBV+ PTLD) who have failed rituximab or rituximab plus chemotherapy, as well as other EBV-driven diseases. Its ATA3219 allogeneic CD19 CAR T immunotherapy, targeting B-cell malignancies and autoimmune diseases, is based on a next-generation 1XX CAR co-stimulatory domain and EBV T-cell platform and does not require TCR or HLA gene editing. ATA3431 is an allogeneic, bispecific CAR directed against CD19 and CD20 for B-cell malignancies and autoimmune disease.
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Events Timeline

(ET)
2026-05-12
16:10:00
Atara Reports Cash and Short-Term Investments Totaling $8.4M
select
2026-05-07 (ET)
2026-05-07
11:00:00
Atara Biotherapeutics Trading Halted
select
2026-05-07
11:00:00
Atara Biotherapeutics Stock Jumps 70% to $8.75
select
2026-05-07
08:20:00
Atara Biotherapeutics Discusses tabelecleucel Application with FDA
select
2026-03-12 (ET)
2026-03-12
08:50:00
Atara Schedules Meeting with FDA to Discuss Tabelecleucel
select
2026-03-03 (ET)
2026-03-03
08:10:00
Atara and Pierre Fabre Submit FDA Meeting Request
select

News

Globenewswire
7.0
05-22Globenewswire
Notice of Class Action Lawsuit Against Atara Biotherapeutics
  • Class Action Notice: Rosen Law Firm reminds investors who purchased Atara Biotherapeutics (NASDAQ: ATRA) securities between May 20, 2024, and January 9, 2026, that they must apply to be lead plaintiff by May 22, 2026, to participate in the class action and potentially receive compensation.
  • Lawsuit Background: The lawsuit alleges that Atara made false and misleading statements during the class period, failing to disclose manufacturing issues and deficiencies in clinical trials, which overstated the FDA approval prospects for its tabelecleucel Biologics License Application, significantly impacting the company's financial condition.
  • Law Firm Credentials: Rosen Law Firm specializes in securities class actions and recovered over $438 million for investors in 2019 alone, being ranked No. 1 by ISS Securities Class Action Services in 2017, demonstrating its successful track record and expertise in this field.
  • Investor Guidance: Investors are advised to be cautious when selecting legal counsel, as Rosen Law Firm recommends choosing attorneys with proven success in securities class actions to ensure effective legal support throughout the litigation process.
Globenewswire
7.0
05-21Globenewswire
Multiple Companies Facing Class Action Lawsuits
  • Atara Biotherapeutics Lawsuit: Atara is facing allegations during the class period from May 20, 2024, to January 9, 2026, for failing to disclose manufacturing issues that jeopardized FDA approval for tabelecleucel, potentially leading to significant negative impacts on its financial condition.
  • Coty Performance Issues: Coty Inc. is accused during the period from May 7, 2025, to February 4, 2026, of not disclosing underperformance in its Consumer Beauty segment and compressed margins due to increased marketing investments, which misled investors about the company's prospects.
  • Super Micro Compliance Violations: Super Micro Computer is facing allegations from February 2, 2024, to March 19, 2026, for selling servers to Chinese companies, violating U.S. export control laws, which could expose the company to regulatory scrutiny.
  • ImmunityBio Capability Overstatement: ImmunityBio is accused during the class period from January 19, 2026, to March 24, 2026, of overstating Anktiva's capabilities, leading to materially misleading statements about the company's business and operations, affecting investor confidence.
PRnewswire
7.0
05-21PRnewswire
Faruqi & Faruqi Encourages Atara Investors to Reach Out
  • Legal Investigation Initiated: Faruq & Faruqi, LLP is investigating potential claims against Atara Biotherapeutics, Inc. for securities purchased between May 20, 2024, and January 9, 2026, indicating possible legal risks for the company that investors should be aware of.
  • Investor Contact Information: Partner Josh Wilson encourages affected investors to reach out directly via phone at 877-247-4292 or 212-983-9330 (Ext. 1310) to discuss their legal options, demonstrating the firm's commitment to protecting investor rights.
  • Class Action Reminder: The firm reminds investors that May 22, 2026, is the deadline to seek the role of lead plaintiff in a federal securities class action, emphasizing the need for timely action by investors to safeguard their interests in the legal process.
  • Potential Impact Assessment: This investigation could affect Atara's stock price and market confidence, prompting investors to closely monitor developments to make informed investment decisions.
Globenewswire
7.0
05-21Globenewswire
Atara Biotherapeutics Faces Class Action for Securities Fraud
  • Class Action Reminder: The Schall Law Firm alerts investors of a class action lawsuit against Atara Biotherapeutics for violations of §§10(b) and 20(a) of the Securities Exchange Act, concerning securities purchased between May 20, 2024, and January 9, 2026, with a deadline to contact the firm by May 22, 2026, for participation.
  • False Statements Allegation: The complaint alleges that Atara made false and misleading statements regarding its manufacturing issues and deficiencies in the ALLELE study, which diminished the likelihood of FDA approval for its BLA for tabelecleucel, rendering the company's public statements materially misleading throughout the class period.
  • Increased Regulatory Risk: Atara's manufacturing deficiencies have led to a heightened risk of regulatory action, which not only jeopardizes the company's market reputation but also poses potential future financial losses, resulting in damages for investors once the truth was revealed.
  • Legal Consultation Opportunity: The Schall Law Firm offers free legal consultations, encouraging affected investors to reach out to understand their rights, demonstrating the firm's commitment to protecting investor interests and assisting in loss recovery.
Globenewswire
7.0
05-19Globenewswire
Notice of Class Action Lawsuit for Atara Biotherapeutics Securities
  • Class Action Notice: Rosen Law Firm reminds investors who purchased Atara Biotherapeutics (NASDAQ: ATRA) securities between May 20, 2024, and January 9, 2026, that they must apply to be lead plaintiff by May 22, 2026, to participate in the class action and potentially receive compensation.
  • Lawsuit Background: The lawsuit alleges that Atara made false and misleading statements during the class period, failing to disclose manufacturing issues and deficiencies in clinical trials, which overstated the FDA approval prospects for its tabelecleucel Biologics License Application, significantly impacting the company's financial condition.
  • Law Firm Credentials: Rosen Law Firm specializes in securities class actions and recovered over $438 million for investors in 2019 alone, being ranked No. 1 by ISS Securities Class Action Services in 2017, showcasing its success and resources in this legal domain.
  • Investor Guidance: Investors are advised to carefully select counsel with a proven track record, avoiding firms that merely act as intermediaries, to ensure effective legal representation and support in the class action process.
PRnewswire
7.0
05-19PRnewswire
Atara Biotherapeutics Securities Class Action Notice
  • Class Action Notice: Rosen Law Firm reminds investors who purchased Atara Biotherapeutics (NASDAQ:ATRA) securities between May 20, 2024, and January 9, 2026, that they must apply to be lead plaintiff by May 22, 2026, to participate in the class action and seek compensation.
  • Lawsuit Background: The lawsuit alleges that Atara made false and misleading statements during the class period, failing to disclose manufacturing issues and clinical trial risks, which led to significant financial losses for investors and negatively impacted the company's reputation and market confidence.
  • Law Firm's Advantage: Rosen Law Firm specializes in securities class actions and has achieved the largest securities class action settlement against a Chinese company, demonstrating its successful track record and expertise in the field, urging investors to choose qualified legal counsel wisely.
  • Investor Rights Protection: Until the class action is certified, investors can choose to retain or change their legal counsel, and their ability to share in any potential future recovery is not dependent on serving as lead plaintiff, ensuring every investor has the opportunity to participate in potential compensation.
Wall Street analysts forecast ATRA stock price to rise
2 Analyst Rating
Wall Street analysts forecast ATRA stock price to rise
2 Buy
0 Hold
0 Sell
Moderate Buy
Current: 0.000
sliders
Low
18.00
Averages
21.50
High
25.00
Current: 0.000
sliders
Low
18.00
Averages
21.50
High
25.00
Freedom Broker
Sell -> Hold
upgrade
$4 -> $10
AI Analysis
2026-05-18
Reason
Freedom Broker
Price Target
$4 -> $10
AI Analysis
2026-05-18
upgrade
Sell -> Hold
Reason
Freedom Broker upgraded Atara Biotherapeutics to Hold from Sell with a price target of $10, up from $4. The FDA meeting between Pierre Fabre and the FDA ended on a positive note for Atara, with the parties agreeing on the design of a new filing for tab-cel, the analyst tells investors in a research note. Freedom now views the probability of U.S. approval as high.
Canaccord
Hold
to
Buy
upgrade
$6 -> $13
2026-05-08
Reason
Canaccord
Price Target
$6 -> $13
2026-05-08
upgrade
Hold
to
Buy
Reason
Canaccord upgraded Atara Biotherapeutics to Buy from Hold with a price target of $13, up from $6. The type-A meeting with the FDA provides a potential approval pathway for tab-cel, the analyst tells investors in a research note. Pierre Fabre will submit updated Phase 3 ALLELE data, possibly opening the door for approval and significant royalty and milestone payments for Atara, the analyst tells investors in a research note.
Unlock Full Analyst Thesis, Get the complete breakdown of rating reason for ATRA
Unlock Now

Valuation Metrics

The current forward P/E ratio for Atara Biotherapeutics Inc (ATRA.O) is 232.56, compared to its 5-year average forward P/E of 21.28. For a more detailed relative valuation and DCF analysis to assess Atara Biotherapeutics Inc's fair value, Click here.

Forward PE

The forward P/E ratio is a valuation metric that divides a company's current stock price by its estimated future earnings per share over the next 12 months.
StronglyUndervaluedUndervaluedFairOvervaluedStronglyOvervalueddotted line Image
N/A
5Y Average PE
21.28
Current PE
232.56
Overvalued PE
98.12
Undervalued PE
-55.57

Forward EV/EBITDA

The forward EV/EBITDA ratio is a valuation metric that divides a company's enterprise value (EV) by its estimated future earnings before interest, taxes, depreciation, and amortization (EBITDA) over the next 12 months.
StronglyUndervaluedUndervaluedFairOvervaluedStronglyOvervalueddotted line Image
N/A
5Y Average EV/EBITDA
-1.45
Current EV/EBITDA
-0.29
Overvalued EV/EBITDA
6.01
Undervalued EV/EBITDA
-8.90

Forward PS

The forward P/S ratio is a valuation metric that divides a company's current stock price by its estimated future sales (or revenue) per share over the next 12 months.
StronglyUndervaluedUndervaluedFairOvervaluedStronglyOvervalueddotted line Image
N/A
5Y Average PS
8.19
Current PS
1.85
Overvalued PS
19.24
Undervalued PS
-2.85

Financials

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Whales Holding ATRA

R
Redmile Group, LLC
Holding
ATRA
+7.59%
3M Return
E
EcoR1 Capital, LLC
Holding
ATRA
+5.17%
3M Return

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Frequently Asked Questions

What is Atara Biotherapeutics Inc (ATRA) stock price today?

The current price of ATRA is 10.51 USD — it has decreased -6.66

What is Atara Biotherapeutics Inc (ATRA)'s business?

Atara Biotherapeutics, Inc. is an allogeneic T-cell immunotherapy company. The Company is a developer of T-cell immunotherapy, leveraging its novel allogeneic Epstein-Barr virus (EBV) T-cell platform to develop transformative therapies for patients with serious diseases. Its pipeline products include Ebvallo (Tab-cel), ATA3219, and ATA3431. The Company’s T-cell immunotherapy, tab-cel (tabelecleucel), is in Phase III development for patients with EBV-driven post-transplant lymphoproliferative disease (EBV+ PTLD) who have failed rituximab or rituximab plus chemotherapy, as well as other EBV-driven diseases. Its ATA3219 allogeneic CD19 CAR T immunotherapy, targeting B-cell malignancies and autoimmune diseases, is based on a next-generation 1XX CAR co-stimulatory domain and EBV T-cell platform and does not require TCR or HLA gene editing. ATA3431 is an allogeneic, bispecific CAR directed against CD19 and CD20 for B-cell malignancies and autoimmune disease.

What is the price predicton of ATRA Stock?

Wall Street analysts forecast ATRA stock price to rise over the next 12 months. According to Wall Street analysts, the average 1-year price target for ATRA is21.50 USD with a low forecast of 18.00 USD and a high forecast of 25.00 USD. However, analyst price targets are subjective and often lag stock prices, so investors should focus on the objective reasons behind analyst rating changes, which better reflect the company's fundamentals.

What is Atara Biotherapeutics Inc (ATRA)'s revenue for the last quarter?

Atara Biotherapeutics Inc revenue for the last quarter amounts to 516.00K USD, decreased -99.47

What is Atara Biotherapeutics Inc (ATRA)'s earnings per share (EPS) for the last quarter?

Atara Biotherapeutics Inc. EPS for the last quarter amounts to -0.49 USD, decreased -114.00

How many employees does Atara Biotherapeutics Inc (ATRA). have?

Atara Biotherapeutics Inc (ATRA) has 14 emplpoyees as of May 31 2026.

What is Atara Biotherapeutics Inc (ATRA) market cap?

Today ATRA has the market capitalization of 94.70M USD.