ARATANA THERAPEUTICS INC

CUSIP: 03874P101 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q2 2019
Shares 1,900 Value ($000) $10 Avg Close Range
Q1 2019
Shares 3,841 Value ($000) $14 Avg Close Range
Q4 2018
Shares 3,465 Value ($000) $21 Avg Close Range
Q3 2018
Shares 4,681 Value ($000) $27 Avg Close Range
Q2 2018
Shares 3,681 Value ($000) $16 Avg Close Range
Q1 2018
Shares 9,871 Value ($000) $44 Avg Close Range
Q4 2017
Shares 6,219 Value ($000) $33 Avg Close Range
Q3 2017
Shares 5,207 Value ($000) $32 Avg Close Range
Q2 2017
Shares 18,217 Value ($000) $132 Avg Close Range
Q1 2017
Shares 74,486 Value ($000) $395 Avg Close Range
Q3 2016
Shares 570 Value ($000) $5 Avg Close Range
Q1 2016
Shares 700 Value ($000) $4 Avg Close Range
Q3 2015
Shares 500 Value ($000) $4 Avg Close Range
Q2 2015
Shares 6,300 Value ($000) $95 Avg Close Range
Q1 2015
Shares 7,600 Value ($000) $122 Avg Close Range
Q2 2014
Shares 2,336 Value ($000) $36 Avg Close Range