ARATANA THERAPEUTICS INC

CUSIP: 03874P101 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2019
Shares 10,159 Value ($000) $52 Avg Close — Range —
Q1 2019
Shares 23,474 Value ($000) $84 Avg Close — Range —
Q4 2018
Shares 637 Value ($000) $3 Avg Close — Range —
Q2 2018
Shares 6,686 Value ($000) $28 Avg Close — Range —
Q1 2018
Shares 12,675 Value ($000) $55 Avg Close — Range —
Q4 2017
Shares 3,304 Value ($000) $17 Avg Close — Range —
Q3 2017
Shares 9,760 Value ($000) $59 Avg Close — Range —
Q1 2017
Shares 3,951 Value ($000) $20 Avg Close — Range —
Q2 2016
Shares 7,163 Value ($000) $45 Avg Close — Range —
Q4 2015
Shares 54 Value ($000) $0 Avg Close — Range —
Q1 2015
Shares 2,111 Value ($000) $33 Avg Close — Range —