ATARA BIOTHERAPEUTICS INC

CUSIP: 046513107 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

Note: Option positions (PUT/CALL) are excluded.

Q4 2023
Shares 129,184 Value ($000) $66 Avg Close — Range —
Q2 2023
Shares 15,261 Value ($000) $25 Avg Close — Range —
Q4 2022
Shares 92,629 Value ($000) $304 Avg Close — Range —
Q3 2022
Shares 11,833 Value ($000) $45 Avg Close — Range —
Q3 2021
Shares 246,136 Value ($000) $4,406 Avg Close — Range —
Q2 2021
Shares 483,450 Value ($000) $7,518 Avg Close — Range —
Q1 2021
Shares 955,709 Value ($000) $13,724 Avg Close — Range —
Q4 2020
Shares 995,497 Value ($000) $19,542 Avg Close — Range —
Q3 2020
Shares 531,871 Value ($000) $6,893 Avg Close — Range —
Q2 2020
Shares 118,654 Value ($000) $1,729 Avg Close — Range —
Q1 2020
Shares 81,003 Value ($000) $689 Avg Close — Range —
Q4 2019
Shares 240,631 Value ($000) $3,963 Avg Close — Range —
Q3 2019
Shares 92,832 Value ($000) $1,311 Avg Close — Range —
Q2 2015
Shares 15,473 Value ($000) $816 Avg Close — Range —