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Market intelligence
ATRAHealthcare

Atara Biotherapeutics Inc insider activity

In the last 90 days, 1 corporate insider purchased $999,994 of stock on the open market.

SEC-reported filing activity is provided for research purposes and is not investment advice.

90-day C-suite buyers
0
90-day purchase value
$999,994
Corporate buyers
1
Latest transaction
Sep 4, 2026

Executive filings

Open-market transaction history

Purchase and sale summaries are ordered by the latest reported transaction date.

Open-market insider purchase and sale transactions
DateInsider nameRoleTypeSharesPriceTotal value
Sep 4, 2026Brian N CherryDirectorOpen Market Purchase104,166$9.60$999,994
Aug 17, 2026AnhCo NguyenPresident and CEOSale5,062$8.08$40,883
May 18, 2026AnhCo NguyenPresident and CEOSale5,241$9.13$47,845