MATERIAL SCIENCES CORP

CUSIP: 576674105 Class: COM

Oppenheimer & Close, LLC's Holding History (CIK: 0001591377)

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

Q4 2013
Shares 150,200 Value ($000) $1,774 Avg Close — Range —
Q3 2013
Shares 130,200 Value ($000) $1,221 Avg Close — Range —
Q3 2012
Shares 130,200 Value ($000) $1,221 Avg Close — Range —