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Atara Biotherapeutics Inc

ATRANASDAQ · US

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Holders

Cherry Brian N
US insider
$1000.0K
104,166 sh
as-of 10 Oct 2026T+2
BlackRock
13F filer
$519.7K
61,145 sh
as-of 30 Jun 2024Stale

Ownership

Ownership data not yet available for this security.

Disclosure timeline

ACQUIREDStale
Cherry Brian N
Atara Biotherapeutics Inc · NASDAQ
+104,166 sh · $1000.0K
Filed 4 Sept 2026SEC Form 4view source
REDUCEDStale
Nguyen AnhCo
Atara Biotherapeutics Inc · NASDAQ
−5,062 sh · $40.9K
Filed 26 Aug 2026SEC Form 4view source
DISCLOSEDStale
BlackRock
Atara Biotherapeutics Inc · NASDAQ
61,145 sh · $519.7K
Filed 30 Jun 2024SEC 13Fview source

Announcements

No announcements on record for this security.

ATRANASDAQ · US

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Latest filing4 Sept 2026Stale

2 disclosed holders · 3 disclosures · 0 announcements

Ownership

Ownership data not yet available for this security.

Announcements

No announcements on record for this security.