DERMA SCIENCES INC

CUSIP: 249827502 Class: COM PAR $.01

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q4 2016
Shares 1,000 Value ($000) $5 Avg Close — Range —
Q3 2016
Shares 1,000 Value ($000) $5 Avg Close — Range —
Q2 2016
Shares 400 Value ($000) $2 Avg Close — Range —
Q1 2015
Shares 3,400 Value ($000) $29 Avg Close — Range —
Q4 2014
Shares 3,700 Value ($000) $34 Avg Close — Range —
Q3 2014
Shares 2,300 Value ($000) $19 Avg Close — Range —
Q1 2013
Shares 20,000 Value ($000) $242 Avg Close — Range —