ARATANA THERAPEUTICS INC

CUSIP: 03874P101 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q2 2018
Shares 137,345 Value ($000) $584 Avg Close — Range —
Q3 2017
Shares 964,116 Value ($000) $5,910 Avg Close — Range —
Q2 2017
Shares 872,353 Value ($000) $6,307 Avg Close — Range —
Q1 2017
Shares 150,000 Value ($000) $795 Avg Close — Range —
Q2 2016
Shares 1,508,548 Value ($000) $9,534 Avg Close — Range —
Q1 2016
Shares 1,250,000 Value ($000) $6,900 Avg Close — Range —
Q4 2015
Shares 685,552 Value ($000) $3,825 Avg Close — Range —
Q3 2015
Shares 561,679 Value ($000) $4,752 Avg Close — Range —
Q2 2015
Shares 143,252 Value ($000) $2,166 Avg Close — Range —
Q1 2015
Shares 62,540 Value ($000) $1,001 Avg Close — Range —
Q4 2014
Shares 81,104 Value ($000) $1,445 Avg Close — Range —
Q3 2014
Shares 105,500 Value ($000) $1,059 Avg Close — Range —
Q2 2014
Shares 32,017 Value ($000) $500 Avg Close — Range —
Q1 2014
Shares 80,893 Value ($000) $1,501 Avg Close — Range —