ATARA BIOTHERAPEUTICS, INC.

PublicCIK: 1604464
ATRANASDAQ
Location

THOUSAND OAKS, CA

Total Insiders

39

Active leadership & owners

Board Directors

21

Governing body

Corporate Officers

19

Executive management

10%+ Owners

6

Major shareholders

Active Insiders

39

Currently serving

Former Insiders

0

Past roles

ADIUMENTUM CAPITAL FUND I GP LLC
Director10% Owner
Position
TenureSince Sep 2024
Holdings
ADIUMENTUM CAPITAL FUND I LP
Director10% Owner
Position
TenureSince Sep 2024
Holdings
CIONGOLI GREGORY AUSTIN
Director10% Owner
Position
TenureSince Sep 2024
Holdings
ECOR1 CAPITAL, LLC
10% Owner
Position
TenureSince May 2026
Holdings
HUANG JAMES
Director10% Owner
Position
TenureSince Mar 2026
Holdings
PANACEA INNOVATION LTD
10% Owner
Position
TenureSince Mar 2026
Holdings
BAYNES ROY D.
Director
Position
TenureSince Sep 2018
Holdings
CHERRY BRIAN N
Director
Position
TenureSince Jun 2026
Holdings
CIECHANOVER ISAAC E.
DirectorOfficer
PositionChief Executive Officer
TenureSince Jul 2018
Holdings
DOBMEIER ERIC
Director
Position
TenureSince Jun 2019
Holdings
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