MATERIAL SCIENCES CORP

CUSIP: 576674105 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q4 2013
Shares 12,200 Value ($000) $144 Avg Close — Range —
Q3 2013
Shares 12,200 Value ($000) $114 Avg Close — Range —
Q2 2013
Shares 12,200 Value ($000) $123 Avg Close — Range —