ATARA BIOTHERAPEUTICS INC

CUSIP: 046513107 Class: Common Stock

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q1 2023
Shares 32,828 Value ($000) $95 Avg Close — Range —
Q4 2022
Shares 14,559 Value ($000) $48 Avg Close — Range —
Q3 2022
Shares 14,559 Value ($000) $55 Avg Close — Range —
Q2 2022
Shares 14,537 Value ($000) $113 Avg Close — Range —
Q1 2022
Shares 14,521 Value ($000) $135 Avg Close — Range —