SOUTH SAN FRANCISCO, Calif., May 10, 2017 -- Atara Biotherapeutics, Inc. (Nasdaq:ATRA) today announced that the compensation committee of Atara’s board of directors, approved a grant, effective as of May 10, 2017, to Dr. Derrell Porter in connection with his employment at the Company, of a non-qualified stock option to purchase 130,000 shares of Atara’s common stock. This option was granted as an inducement material to the employee's entering into employment with the Company in accordance with NASDAQ Listing Rule 5635(c)(4).
The stock option has a seven-year term and an exercise price of $14.30, equal to the per share closing price of Atara’s common stock as reported by NASDAQ on the date of grant. The stock option will vest over four years, with 25% vesting on the first anniversary of the grant date and the remainder vesting over the following three years, assuming the employee is continuously employed by Atara as of such date.
Atara is providing this stock option information in accordance with NASDAQ Listing Rule 5635(c)(4).
About Atara Biotherapeutics, Inc.
Atara Biotherapeutics, Inc. is a biopharmaceutical company developing meaningful therapies for patients with severe and life-threatening diseases who have been underserved by scientific innovation, with an initial focus on allogeneic T-cell therapies for cancer, autoimmune, and infectious disease. Atara's T-cell product candidates harness the power of the immune system to recognize and attack cancer cells and cells infected with certain viruses. The Company's initial clinical stage T-cell product candidates include Epstein-Barr virus targeted Cytotoxic T-cells (EBV-CTL), or ATA129, Cytomegalovirus targeted Cytotoxic T-cells (CMV-CTL), or ATA230, and Wilms Tumor 1 targeted Cytotoxic T-cells (WT1-CTL), or ATA520. These product candidates have demonstrated the potential to have therapeutic benefit in a number of clinical indications including hematologic malignancies, solid tumors, and refractory viral infections. The Company is also developing a next generation of T-cell product candidates utilizing a technology to selectively enhance a T-cell's ability to target specific viral proteins implicated in a disease. The Company’s ATA188 product candidate leverages this technology. Initial clinical investigations employing this approach will focus on multiple sclerosis and other virally mediated cancers and infections.
INVESTOR & MEDIA CONTACTS: Investors: John Craighead, Atara Biotherapeutics 650-491-5806 [email protected] Steve Klass, Burns McClellan 212-213-0006 x331 [email protected] Media: Justin Jackson, Burns McClellan 212-213-0006 x327 [email protected]


American Airlines CEO to Meet Pilots Union Amid Storm Response and Financial Concerns
CK Hutchison Launches Arbitration After Panama Court Revokes Canal Port Licences
Ford and Geely Explore Strategic Manufacturing Partnership in Europe
Baidu Approves $5 Billion Share Buyback and Plans First-Ever Dividend in 2026
TrumpRx Website Launches to Offer Discounted Prescription Drugs for Cash-Paying Americans
OpenAI Expands Enterprise AI Strategy With Major Hiring Push Ahead of New Business Offering
Weight-Loss Drug Ads Take Over the Super Bowl as Pharma Embraces Direct-to-Consumer Marketing
TSMC Eyes 3nm Chip Production in Japan with $17 Billion Kumamoto Investment
Uber Ordered to Pay $8.5 Million in Bellwether Sexual Assault Lawsuit
Instagram Outage Disrupts Thousands of U.S. Users
Nvidia, ByteDance, and the U.S.-China AI Chip Standoff Over H200 Exports
Once Upon a Farm Raises Nearly $198 Million in IPO, Valued at Over $724 Million
Nasdaq Proposes Fast-Track Rule to Accelerate Index Inclusion for Major New Listings
SoftBank Shares Slide After Arm Earnings Miss Fuels Tech Stock Sell-Off
FDA Targets Hims & Hers Over $49 Weight-Loss Pill, Raising Legal and Safety Concerns
Global PC Makers Eye Chinese Memory Chip Suppliers Amid Ongoing Supply Crunch
Prudential Financial Reports Higher Q4 Profit on Strong Underwriting and Investment Gains 



