DERMA SCIENCES INC

CUSIP: 249827502 Class: COM PAR $.01

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q3 2016
Shares 2,970 Value ($000) $14 Avg Close — Range —
Q2 2016
Shares 432,884 Value ($000) $1,706 Avg Close — Range —
Q1 2016
Shares 432,884 Value ($000) $1,341 Avg Close — Range —
Q4 2015
Shares 402,884 Value ($000) $1,841 Avg Close — Range —
Q3 2015
Shares 360,584 Value ($000) $1,698 Avg Close — Range —
Q2 2015
Shares 348,784 Value ($000) $24,997 Avg Close — Range —
Q1 2015
Shares 343,284 Value ($000) $2,908 Avg Close — Range —
Q4 2014
Shares 313,583 Value ($000) $2,919 Avg Close — Range —
Q3 2014
Shares 215,809 Value ($000) $1,798 Avg Close — Range —
Q2 2014
Shares 406,437 Value ($000) $4,698 Avg Close — Range —
Q1 2014
Shares 532,800 Value ($000) $6,756 Avg Close — Range —