POLYPORE INTL INC

CUSIP: 73179V103 Class: CMN

DUDLEY & SHANLEY, INC.'s Holding History (CIK: 0000883511)

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

Q4 2013
Shares 509,100 Value ($000) $19,804 Avg Close — Range —
Q3 2013
Shares 509,300 Value ($000) $20,866 Avg Close — Range —
Q2 2013
Shares 465,800 Value ($000) $18,772 Avg Close — Range —