ATARA BIOTHERAPEUTICS INC

CUSIP: 046513107 Class: Common Stock

SIGNATUREFD, LLC's Holding History (CIK: 0001456048)

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

Q3 2023
Shares 2,400 Value ($000) $4 Avg Close — Range —
Q2 2023
Shares 2,400 Value ($000) $4 Avg Close — Range —
Q1 2023
Shares 2,698 Value ($000) $8 Avg Close — Range —
Q4 2022
Shares 3,458 Value ($000) $11 Avg Close — Range —
Q3 2022
Shares 5,898 Value ($000) $22 Avg Close — Range —
Q2 2022
Shares 3,129 Value ($000) $24 Avg Close — Range —
Q1 2022
Shares 2,603 Value ($000) $24 Avg Close — Range —
Q4 2021
Shares 2,400 Value ($000) $38 Avg Close — Range —
Q3 2021
Shares 2,400 Value ($000) $43 Avg Close — Range —
Q2 2021
Shares 2,400 Value ($000) $37 Avg Close — Range —
Q1 2021
Shares 2,400 Value ($000) $34 Avg Close — Range —
Q4 2020
Shares 35 Value ($000) $1 Avg Close — Range —
Q1 2020
Shares 341 Value ($000) $3 Avg Close — Range —