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CIK 0001604464 · Non-accelerated filer<br>Smaller reporting company

Atara Biotherapeutics, Inc.

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Ticker
ATRA
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
460920988
Phone
805-623-4211
Business address
1280 RANCHO CONEJO BLVD, THOUSAND OAKS, CA, 91320
  1. 8-K Event Executive or director change
  2. 10-Q Report Quarterly Report
  3. 8-K Event Results of operations
  4. 4 Open-market sale President and CEO sold 14,194 shares at $16.32 ($231,660)
  5. 4 Open-market buy Chief Commercial Officer bought 34,354 shares at an average $14.57 ($500,370)
  6. 4 Grant or award Director acquired 11,000 shares (grant or award)
  7. 4 Grant or award Director acquired 11,000 shares (grant or award)
  8. 4 Grant or award Director acquired 11,000 shares (grant or award)
  9. 4 Grant or award Director acquired 11,000 shares (grant or award)
  10. 4 Grant or award Director acquired 11,000 shares (grant or award)
  11. 4 Grant or award Director acquired 11,000 shares (grant or award)
  12. 4 Grant or award Director acquired 11,000 shares (grant or award)
  13. 4 Grant or award Director acquired 11,000 shares (grant or award)
  14. 8-K Event Shareholder vote results
  15. 4 Open-market sale Chief Financial Officer sold 5,820 shares at $14.06 ($81,829)
  16. DEFA14A Proxy Proxy Materials
  17. 4 Open-market sale Chief Operations Officer sold 2,453 shares at $14.55 ($35,691)
  18. 4 Open-market sale EVP, Head of R&D sold 5,184 shares at $14.55 ($75,427)
  19. 4 Open-market sale SVP, GC & Secretary sold 5,681 shares at $14.55 ($82,659)
  20. 4 Open-market sale President and CEO sold 8,313 shares at $14.55 ($120,954)

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