Atara Biotherapeutics Inc

ATRA USD0.0001
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Sell$7.32
Buy$9.00
$0.27 (3.16%)
Last updated today at
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Director deals

Listed below are trades carried out by directors and other individuals which are required to be notified to the market.

Recent deals

DateName and position (if held)Deal typeNumber of
shares dealt
Price per
share
Value of
trade
Shares
remaining
4 September 2026
Brian N CherryDirector
Buy
Regular purchase transaction
104,166$9.60$999,993.60166,486
17 August 2026
Anhco NguyenPresident/CEO
Sell
Tax related
5,062$8.08$40,882.74132,775
22 July 2026
REDMILE GROUP LLCPrivate Equity
Sell
Tax related
60$8.13$487.50636,852
18 May 2026
Anhco NguyenPresident/CEO
Sell
Tax related
5,241$9.13$47,844.56137,837
18 May 2026
Yanina Grant-HuertaChief Accounting Officer
Sell
Tax related
2,414$9.13$22,036.4449,636
7 May 2026
ECOR1 CAPITAL LLCInvestment Company
Buy
Regular purchase transaction
507,407$9.35$4,744,255.451,552,000
7 May 2026
PANACEA INNOVATION LTD10% Owner
Sell
Regular sell transaction (market)
313,446$10.10$3,165,020.991,011,000
17 March 2026
PANACEA INNOVATION LTD10% Owner
Sell
Option/Award related
5$5.23$26.15307,894
12 January 2026
PANACEA INNOVATION LTD10% Owner
Sell
Regular sell transaction (market)
80,554$6.07$489,019.171,324,446
28 November 2025
PANACEA INNOVATION LTD10% Owner
Sell
Tax related
1$14.03$14.0348,736

5 most significant deals

DateName and position (if held)Deal typeNumber of
shares dealt
Price per
share
Value of
trade
Shares
remaining
7 May 2026
ECOR1 CAPITAL LLCInvestment Company
Buy
Regular purchase transaction
507,407$9.35$4,744,255.451,552,000
7 May 2026
PANACEA INNOVATION LTD10% Owner
Sell
Regular sell transaction (market)
313,446$10.10$3,165,020.991,011,000
4 September 2026
Brian N CherryDirector
Buy
Regular purchase transaction
104,166$9.60$999,993.60166,486
12 January 2026
PANACEA INNOVATION LTD10% Owner
Sell
Regular sell transaction (market)
80,554$6.07$489,019.171,324,446
18 May 2026
Anhco NguyenPresident/CEO
Sell
Tax related
5,241$9.13$47,844.56137,837

Data policy - All information should be used for indicative purposes only. You should independently check data before making any investment decision. HL cannot guarantee that the data is accurate or complete, and accepts no responsibility for how it may be used. Director deal information provided by Factset.