UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): April 20, 2017
Atara Biotherapeutics, Inc.
(Exact name of Registrant as Specified in Its Charter)
| Delaware | 001-36548 | 46-0920988 | ||
| (State or Other Jurisdiction of Incorporation) |
(Commission File Number) |
(IRS Employer Identification No.) |
| 611 Gateway Boulevard, Suite 900 South San Francisco, CA |
94080 | |
| (Address of Principal Executive Offices) | (Zip Code) |
Registrant’s Telephone Number, Including Area Code: (650) 278-8930
Not Applicable
(Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):
| ☐ | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
| ☐ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |
| ☐ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
| ☐ | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☒
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☒
| Item 8.01. | Other Events. |
On April 20, 2017, Atara Biotherapeutics, Inc. issued a press release titled “Atara Bio Announces Positive Interim Results from Ongoing Phase 1 Trial of the Autologous Version of ATA188 in Patients with Primary and Secondary Progressive Multiple Sclerosis (MS) at the American Academy of Neurology (AAN) Annual Meeting 2017,” a copy of which is attached hereto as Exhibit 99.1 and is incorporated by reference herein.
| Item 9.01. | Financial Statements and Exhibits. |
(d) Exhibits
| Exhibit Number |
Description | |
| 99.1 | Press Release, dated April 20, 2017. | |
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
| Atara Biotherapeutics, Inc. | ||
| By: | /s/ Heather Turner | |
| Heather Turner Executive Vice President, General Counsel and Secretary and Head of Portfolio Strategy | ||
Date: April 20, 2017
Exhibit Index
| Exhibit Number |
Description | |
| 99.1 | Press Release, dated April 20, 2017. | |