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Atara Biotherapeutics, Inc. (ATRA)  
$11.48 0.00 (0.00%) as of 4:30 Mon 8/18


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  Company Roster

Total Insiders  : 37  
Total Direct Shares :
4,884,802
Total Indirect Shares :
5,002,199
 
% Held by Insiders:
4.06%
 
20 other people own 
 $9,593,733 Clark Mitchall G.
 $1,239,519 Newell Joe
 $1,298,354 Seidenberg Beth C
 $1,328,110 Joshi Manher
 $1,966,340 Yarema Kristin
 $1,967,844 Koppikar Utpal
 $2,089,107 Soffer Gad
 $2,800,730 Haqq Christopher
 $3,121,906 Banard Charlene A.
 $3,168,595 Dupont Jakob
 $3,338,315 Ciechanover Isaac E.
 $3,814,150 Dobmeier Eric
 $6,466,971 Ciongoli Gregory Austin
 $13,883,855  
 
Filer's Name Relation Direct Date   Direct Shares Indirect Date Indirect Shares
   Touchon Pascal 2025-06-10 77,955 2019-06-24 0
   Mallik Ameet 2025-06-10 16,928 2022-06-23 0
   Roncarolo Maria Grazia 2025-06-10 17,368 2021-06-08 0
   Fust Matthew K 2025-06-10 18,188 2015-05-15 0
   Heiden William K 2025-06-10 22,188 2017-01-03 0
   Gallagher Carol Giltner 2025-06-10 33,012 2015-02-18 62,656
   Grant-Huerta Yanina 2025-05-16 37,067 0
   Ciongoli Gregory Austin See remarks, Director, 10% Owner 2025-05-16 1,209,395 0
   Nguyen Anhco 2025-05-16 70,847 0
   Hyllengren Eric J 2025-03-03 56,231 0
   Henrich Jill 2025-03-03 18,679 0
   Murugan Amar 2024-08-16 26,827 2020-04-20 0
   Joshi Manher 2023-11-16 171,284 0
   Dobmeier Eric 2023-11-10 563,325 2015-12-16 0
   Seidenberg Beth C 2023-05-31 115,689 2023-05-31 1,877,044
   Banard Charlene A. 2023-05-16 276,010 0
   Koppikar Utpal Chief Financial Officer 2023-03-02 181,978 2018-06-07 0
   Dupont Jakob EVP, Head of R&D 2023-03-02 290,794 2020-05-14 0
   Renaud Ronald C Jr 2022-06-23 31,500 2021-06-08 0
   Baynes Roy D. 2022-06-23 43,500 2019-06-27 0
   Yarema Kristin 2022-03-01 171,415 2020-03-01 0
   Newell Joe Chief Operations Officer 2021-11-16 113,097 2017-04-03 0
   Ciechanover Isaac E. Chief Executive Officer, Director 2019-05-30 332,243 2019-05-30 290,687
   Berger Dietmar Global Head of R&D 2019-05-07 85,678 2018-05-07 0
   Kim Mina Senior VP & General Counsel 2019-04-09 66,389 2018-04-09 0
   Porter Derrell SVP, Head of Global Commercial 2019-03-26 31,688 2018-02-06 0
   Marcus Joel S Director 2019-03-15 7,500 2019-03-15 892,355
   Haqq Christopher EVP, R&D & Chief Scientific Of 2019-02-15 271,943 2019-02-15 20,000
   Soffer Gad EVP & Chief Strategy Officer 2018-09-22 243,966 2015-01-16 0
   Clark Mitchall G. EVP & Chief R & QA Officer 2018-05-18 107,972 2015-01-16 0
   Mcgrath John EVP & Chief Financial Officer 2018-03-20 88,762 2015-01-16 0
   Turner Heather D Former EVP, GC & Sec. 2018-02-09 69,494 2016-02-09 0
   Dag Ventures V, L.p. 10% Owner 2014-10-21 0 2014-10-21 4,634
   Kpcb Xv Founders Fund, Llc 10% Owner 2014-10-21 0 2015-05-19 63,122
   Halak Brian K 10% Owner 2014-10-21 15,890 2014-10-21 0
   Green Jeremy Director 0 2025-05-16 441,701
   Huang James 0 2025-08-15 1,405,000
37 Records found