ARATANA THERAPEUTICS INC

CUSIP: 03874P101 Class: COM

FMR LLC's Holding History (CIK: 0000315066)

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

Q3 2015
Shares 360,000 Value ($000) $3,046 Avg Close — Range —
Q2 2015
Shares 300,000 Value ($000) $4,536 Avg Close — Range —
Q1 2014
Shares 375,000 Value ($000) $6,264 Avg Close — Range —
Q4 2013
Shares 1,025,000 Value ($000) $18,861 Avg Close — Range —
Q3 2013
Shares 855,550 Value ($000) $13,980 Avg Close — Range —