ALCON INC

CUSIP: H01301102 Class: COMMON STOCK

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

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

Q4 2007
Shares 4,470 Value ($000) $499 Avg Close — Range —
Q1 2007
Shares 4,470 Value ($000) $589 Avg Close — Range —
Q4 2006
Shares 4,470 Value ($000) $499 Avg Close — Range —