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Atara Biotherapeutics Inc

ATRA

11.340USD

-0.210-1.82%
Market hours ETQuotes delayed by 15 min
67.18MMarket Cap
LossP/E TTM

Atara Biotherapeutics Inc

11.340

-0.210-1.82%
More Details of Atara Biotherapeutics Inc Company
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, including solid tumors, hematologic cancers, and autoimmune diseases. Its pipeline products include Ebvallo (Tab-cel), ATA3219. 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 is in Phase 1 development is being developed as a potential product intended to target B-cell malignancies and autoimmune diseases, based on a next generation 1XX co-stimulatory domain and the innate advantages of EBV T cells as the foundation for an allogeneic CAR T platform.
Company Info
Ticker SymbolATRA
Company nameAtara Biotherapeutics Inc
IPO dateOct 16, 2014
CEOMr. Anhco (Cokey) Nguyen, Ph.D.
Number of employees153
Security typeOrdinary Share
Fiscal year-endOct 16
Address1280 Rancho Conejo Blvd
CityTHOUSAND OAKS
Stock exchangeNASDAQ Global Select Consolidated
CountryUnited States of America
Postal code91320
Phone18056234211
Websitehttps://www.atarabio.com/
Ticker SymbolATRA
IPO dateOct 16, 2014
CEOMr. Anhco (Cokey) Nguyen, Ph.D.
Company Executives
Name
Name/Position
Position
Shareholding
Change
Dr. Pascal Touchon
Dr. Pascal Touchon
Chairman of the Board
Chairman of the Board
46.22K
+20.39%
Mr. William K. Heiden
Mr. William K. Heiden
Independent Director
Independent Director
16.19K
+93.64%
Dr. Maria Grazia Roncarolo, M.D.
Dr. Maria Grazia Roncarolo, M.D.
Independent Director
Independent Director
11.37K
+221.13%
Mr. Ameet Mallik
Mr. Ameet Mallik
Independent Director
Independent Director
10.93K
+252.52%
Amber Daugherty
Amber Daugherty
Senior Director, Strategy and Operations
Senior Director, Strategy and Operations
--
--
Mr. Gregory A. Ciongoli
Mr. Gregory A. Ciongoli
Independent Director
Independent Director
--
--
Mr. Anhco (Cokey) Nguyen, Ph.D.
Mr. Anhco (Cokey) Nguyen, Ph.D.
President, Chief Executive Officer, Director
President, Chief Executive Officer, Director
--
--
Mr. Matthew K. (Matt) Fust
Mr. Matthew K. (Matt) Fust
Independent Director
Independent Director
--
--
Ms. Carol G. Gallagher, Pharm.D.
Ms. Carol G. Gallagher, Pharm.D.
Lead Independent Director
Lead Independent Director
--
--
Mr. Nachi Subramanian
Mr. Nachi Subramanian
Independent Director
Independent Director
--
--
View more
Name
Name/Position
Position
Shareholding
Change
Dr. Pascal Touchon
Dr. Pascal Touchon
Chairman of the Board
Chairman of the Board
46.22K
+20.39%
Mr. William K. Heiden
Mr. William K. Heiden
Independent Director
Independent Director
16.19K
+93.64%
Dr. Maria Grazia Roncarolo, M.D.
Dr. Maria Grazia Roncarolo, M.D.
Independent Director
Independent Director
11.37K
+221.13%
Mr. Ameet Mallik
Mr. Ameet Mallik
Independent Director
Independent Director
10.93K
+252.52%
Amber Daugherty
Amber Daugherty
Senior Director, Strategy and Operations
Senior Director, Strategy and Operations
--
--
Mr. Gregory A. Ciongoli
Mr. Gregory A. Ciongoli
Independent Director
Independent Director
--
--
Revenue Breakdown
No Data
No Data
By Business
By Region
No Data
Shareholding Stats
Updated: Wed, Jul 2
Updated: Wed, Jul 2
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Panacea Venture
19.88%
Adiumentum Capital Fund I LP
19.20%
EcoR1 Capital, LLC
8.56%
Redmile Group, LLC
6.60%
The Vanguard Group, Inc.
2.85%
Other
42.91%
Shareholders
Shareholders
Proportion
Panacea Venture
19.88%
Adiumentum Capital Fund I LP
19.20%
EcoR1 Capital, LLC
8.56%
Redmile Group, LLC
6.60%
The Vanguard Group, Inc.
2.85%
Other
42.91%
Shareholder Types
Shareholders
Proportion
Venture Capital
19.88%
Investment Advisor/Hedge Fund
19.74%
Corporation
19.20%
Investment Advisor
5.52%
Individual Investor
3.21%
Research Firm
3.03%
Hedge Fund
2.87%
Bank and Trust
0.07%
Other
26.48%
Institutional Shareholding
Updated: Tue, Jul 1
Updated: Tue, Jul 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q2
241
4.96M
74.12%
-1.65M
2025Q1
282
4.01M
65.40%
-1.34M
2024Q4
299
3.71M
64.35%
-1.71M
2024Q3
318
3.77M
66.12%
-1.71M
2024Q2
338
3.34M
67.67%
-2.05M
2024Q1
355
3.52M
73.26%
-1.12M
2023Q4
356
2.78M
67.54%
-1.84M
2023Q3
355
3.69M
90.14%
-612.93K
2023Q2
363
3.86M
98.31%
-820.50K
2023Q1
367
4.34M
112.70%
-175.57K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Panacea Venture
1.33M
19.88%
+780.66K
+141.94%
May 16, 2025
Adiumentum Capital Fund I LP
1.28M
19.2%
+151.14K
+13.33%
May 16, 2025
EcoR1 Capital, LLC
573.18K
8.56%
+41.05K
+7.71%
Mar 31, 2025
Redmile Group, LLC
441.70K
6.6%
--
--
May 16, 2025
The Vanguard Group, Inc.
190.76K
2.85%
+11.98K
+6.70%
Mar 31, 2025
BofA Global Research (US)
187.30K
2.8%
-17.87K
-8.71%
Mar 31, 2025
Acadian Asset Management LLC
115.11K
1.72%
-9.36K
-7.52%
Mar 31, 2025
Vestal Point Capital, LP
94.08K
1.41%
-30.91K
-24.73%
Mar 31, 2025
Staley Capital Advisers, Inc.
80.00K
1.2%
+30.00K
+60.00%
Mar 31, 2025
Tang Capital Management, LLC
75.20K
1.12%
--
--
Mar 31, 2025
View more
Related ETFs
Updated: Sat, Aug 2
Updated: Sat, Aug 2
Name
Proportion
iShares Micro-Cap ETF
0.01%
Fidelity Enhanced Small Cap ETF
0%
iShares Russell 2000 Growth ETF
0%
Proshares Ultra Russell 2000
0%
Global X Russell 2000 Covered Call ETF
0%
Harbor Human Capital Factor US Small Cap ETF
0%
ProShares UltraPro Russell2000
0%
Schwab U.S. Broad Market ETF
0%
Schwab U.S. Small-Cap ETF
0%
ProShares Ultra Nasdaq Biotechnology
0%
View more
iShares Micro-Cap ETF
Proportion0.01%
Fidelity Enhanced Small Cap ETF
Proportion0%
iShares Russell 2000 Growth ETF
Proportion0%
Proshares Ultra Russell 2000
Proportion0%
Global X Russell 2000 Covered Call ETF
Proportion0%
Harbor Human Capital Factor US Small Cap ETF
Proportion0%
ProShares UltraPro Russell2000
Proportion0%
Schwab U.S. Broad Market ETF
Proportion0%
Schwab U.S. Small-Cap ETF
Proportion0%
ProShares Ultra Nasdaq Biotechnology
Proportion0%
Dividend
A total of 0.00 USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data
Stock Split
Date
Type
Ratio
Jun 17, 2024
Merger
25<1
Jun 17, 2024
Merger
25<1
Jun 17, 2024
Merger
25<1
Jun 17, 2024
Merger
25<1
Date
Type
Ratio
Jun 17, 2024
Merger
25<1
Jun 17, 2024
Merger
25<1
Jun 17, 2024
Merger
25<1
Jun 17, 2024
Merger
25<1
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