HERCULES INC.

CUSIP: 427056106 Class: COMMON

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

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

Q2 2008
Shares 96,891 Value ($000) $1,640 Avg Close — Range —
Q1 2008
Shares 155,626 Value ($000) $2,846 Avg Close — Range —
Q3 2007
Shares 114,760 Value ($000) $2,412 Avg Close — Range —