ARATANA THERAPEUTICS INC

CUSIP: 03874P101 Class: COM

KORNITZER CAPITAL MANAGEMENT INC /KS's Holding History (CIK: 0000898358)

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

Q4 2016
Shares 103,000 Value ($000) $740 Avg Close — Range —
Q3 2016
Shares 103,000 Value ($000) $964 Avg Close — Range —
Q2 2016
Shares 172,300 Value ($000) $1,089 Avg Close — Range —
Q1 2016
Shares 181,400 Value ($000) $1,001 Avg Close — Range —
Q4 2015
Shares 296,400 Value ($000) $1,654 Avg Close — Range —
Q3 2015
Shares 296,400 Value ($000) $2,508 Avg Close — Range —
Q2 2015
Shares 156,400 Value ($000) $2,365 Avg Close — Range —
Q1 2015
Shares 156,400 Value ($000) $2,504 Avg Close — Range —
Q4 2014
Shares 207,400 Value ($000) $3,696 Avg Close — Range —
Q3 2014
Shares 41,400 Value ($000) $416 Avg Close — Range —