ATARA BIOTHERAPEUTICS INC

CUSIP: 046513107 Class: Common Stock

HARBOURVEST PARTNERS LLC's Holding History (CIK: 0001201001)

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

Q1 2018
Shares 10,543 Value ($000) $411 Avg Close — Range —
Q4 2017
Shares 10,543 Value ($000) $191 Avg Close — Range —
Q3 2017
Shares 10,543 Value ($000) $174 Avg Close — Range —
Q2 2017
Shares 10,543 Value ($000) $148 Avg Close — Range —
Q1 2017
Shares 10,543 Value ($000) $217 Avg Close — Range —
Q4 2016
Shares 10,543 Value ($000) $150 Avg Close — Range —
Q3 2016
Shares 10,543 Value ($000) $226 Avg Close — Range —
Q2 2016
Shares 10,543 Value ($000) $237 Avg Close — Range —
Q1 2016
Shares 10,543 Value ($000) $201 Avg Close — Range —
Q4 2015
Shares 10,543 Value ($000) $278 Avg Close — Range —
Q3 2015
Shares 10,543 Value ($000) $331 Avg Close — Range —