ACHAOGEN INC

CUSIP: 004449104 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2019
Shares 31,000 Value ($000) $14 Avg Close — Range —
Q4 2018
Shares 41,300 Value ($000) $51 Avg Close — Range —
Q3 2018
Shares 60,700 Value ($000) $242 Avg Close — Range —
Q2 2018
Shares 60,700 Value ($000) $526 Avg Close — Range —
Q1 2018
Shares 59,600 Value ($000) $772 Avg Close — Range —
Q4 2017
Shares 117,400 Value ($000) $1,261 Avg Close — Range —
Q3 2017
Shares 107,400 Value ($000) $1,713 Avg Close — Range —
Q2 2017
Shares 47,400 Value ($000) $1,030 Avg Close — Range —
Q1 2015
Shares 900 Value ($000) $9 Avg Close — Range —
Q4 2014
Shares 900 Value ($000) $12 Avg Close — Range —
Q3 2014
Shares 900 Value ($000) $8 Avg Close — Range —
Q2 2014
Shares 1,800 Value ($000) $25 Avg Close — Range —