POLYPORE INTL INC

CUSIP: 73179V103 Class: CMN

Robeco Schweiz AG's Holding History (CIK: 0001418427)

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

Q1 2015
Shares 22,500 Value ($000) $1,325 Avg Close — Range —
Q4 2014
Shares 108,500 Value ($000) $5,110 Avg Close — Range —
Q3 2014
Shares 7,000 Value ($000) $284 Avg Close — Range —
Q2 2014
Shares 9,700 Value ($000) $466 Avg Close — Range —
Q1 2014
Shares 147,000 Value ($000) $4,958 Avg Close — Range —
Q4 2013
Shares 356,000 Value ($000) $14,212 Avg Close — Range —
Q3 2013
Shares 198,500 Value ($000) $8,099 Avg Close — Range —
Q2 2013
Shares 84,600 Value ($000) $3,343 Avg Close — Range —