AIRGAS INC

CUSIP: 009363102 Class: COM

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q1 2016
Shares 92,250 Value ($000) $13,066 Avg Close — Range —
Q4 2015
Shares 91,650 Value ($000) $12,677 Avg Close — Range —
Q3 2015
Shares 4,317 Value ($000) $386 Avg Close — Range —
Q2 2015
Shares 7,632 Value ($000) $807 Avg Close — Range —
Q1 2015
Shares 7,756 Value ($000) $823 Avg Close — Range —
Q4 2014
Shares 12,267 Value ($000) $1,413 Avg Close — Range —
Q3 2014
Shares 12,302 Value ($000) $1,361 Avg Close — Range —
Q2 2014
Shares 12,246 Value ($000) $1,334 Avg Close — Range —
Q1 2014
Shares 12,753 Value ($000) $1,358 Avg Close — Range —
Q4 2013
Shares 12,668 Value ($000) $1,417 Avg Close — Range —
Q3 2013
Shares 13,510 Value ($000) $1,433 Avg Close — Range —
Q2 2013
Shares 13,420 Value ($000) $1,281 Avg Close — Range —