ARTHROCARE CORP

CUSIP: 043136100 Class: CMN

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

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

Q3 2012
Shares 4,626 Value ($000) $149 Avg Close — Range —
Q4 2011
Shares 6,199 Value ($000) $196 Avg Close — Range —
Q3 2011
Shares 6,199 Value ($000) $178 Avg Close — Range —
Q2 2011
Shares 6,199 Value ($000) $207 Avg Close — Range —
Q4 2010
Shares 6,199 Value ($000) $192 Avg Close — Range —
Q3 2008
Shares 9,080 Value ($000) $251 Avg Close — Range —
Q2 2008
Shares 6,641 Value ($000) $271 Avg Close — Range —
Q4 2007
Shares 4,135 Value ($000) $165 Avg Close — Range —
Q3 2007
Shares 5,420 Value ($000) $302 Avg Close — Range —
Q4 2006
Shares 4,135 Value ($000) $165 Avg Close — Range —