MATERIAL SCIENCES CORP

CUSIP: 576674105 Class: COM

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q4 2013
Shares 850,349 Value ($000) $10,043 Avg Close — Range —
Q3 2013
Shares 853,949 Value ($000) $8,010 Avg Close — Range —
Q2 2013
Shares 854,720 Value ($000) $8,598 Avg Close — Range —