DRESSER-RAND GROUP INC

CUSIP: 261608103 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2015
Shares 17,996 Value ($000) $1,532 Avg Close — Range —
Q1 2015
Shares 2,208 Value ($000) $177 Avg Close — Range —
Q4 2014
Shares 7,269 Value ($000) $598 Avg Close — Range —