Panacea Innovation Ltd - Insider Non-Derivative Transactions at Atara Biotherapeutics, Inc. (ATRA) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 28, 2025, Panacea Innovation Ltd's relationship to Atara Biotherapeutics, Inc. (ATRA) is TenPercentOwner, and currently has 48,737 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other ATRA insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Panacea Innovation Ltd - Insider Non-Derivative Transactions of ATRA Common Stock

Panacea Innovation Ltd - Insider Non-Derivative Transactions at ATRA

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 29, 2025	F -- (Common Stock)	1	14.03	48736
Nov 29, 2025	M -- (Common Stock)	48737	0	48737
Aug 16, 2025	P -- (Common Stock)	55000	12.19	1405000