PSYCHIATRIC SOLUTIONS INC

CUSIP: 74439H108 Class: COMMON STOCK

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

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

Q2 2010
Shares 3,731 Value ($000) $122 Avg Close — Range —
Q1 2010
Shares 86,983 Value ($000) $2,595 Avg Close — Range —
Q4 2009
Shares 74,522 Value ($000) $1,575 Avg Close — Range —
Q3 2009
Shares 59,917 Value ($000) $1,603 Avg Close — Range —
Q2 2009
Shares 59,517 Value ($000) $1,353 Avg Close — Range —
Q1 2009
Shares 70,106 Value ($000) $1,102 Avg Close — Range —
Q4 2008
Shares 55,641 Value ($000) $1,549 Avg Close — Range —
Q3 2008
Shares 59,608 Value ($000) $2,262 Avg Close — Range —
Q2 2008
Shares 61,808 Value ($000) $2,338 Avg Close — Range —
Q1 2008
Shares 106,386 Value ($000) $3,608 Avg Close — Range —
Q4 2007
Shares 103,396 Value ($000) $3,879 Avg Close — Range —
Q3 2007
Shares 102,096 Value ($000) $4,010 Avg Close — Range —
Q2 2007
Shares 100,296 Value ($000) $3,636 Avg Close — Range —
Q1 2007
Shares 100,296 Value ($000) $4,042 Avg Close — Range —
Q4 2006
Shares 103,396 Value ($000) $3,879 Avg Close — Range —