DERMA SCIENCES INC

CUSIP: 249827502 Class: COM PAR $.01

IRIDIAN ASSET MANAGEMENT LLC/CT's Holding History (CIK: 0001033427)

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

Q3 2015
Shares 30,595 Value ($000) $144 Avg Close — Range —
Q2 2015
Shares 27,020 Value ($000) $193 Avg Close — Range —
Q1 2015
Shares 17,340 Value ($000) $147 Avg Close — Range —
Q4 2014
Shares 14,850 Value ($000) $138 Avg Close — Range —
Q3 2014
Shares 21,240 Value ($000) $177 Avg Close — Range —
Q2 2014
Shares 13,470 Value ($000) $156 Avg Close — Range —
Q1 2014
Shares 13,980 Value ($000) $177 Avg Close — Range —
Q4 2013
Shares 37,780 Value ($000) $409 Avg Close — Range —