NICOR INC

CUSIP: 654086107 Class: COM

GLENMEDE TRUST CO NA's Holding History (CIK: 0000314949)

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

Q3 2010
Shares 3,440 Value ($000) $157 Avg Close — Range —
Q2 2010
Shares 3,440 Value ($000) $139 Avg Close — Range —
Q1 2010
Shares 3,036 Value ($000) $127 Avg Close — Range —
Q4 2009
Shares 1,960 Value ($000) $82 Avg Close — Range —