ATMI INC

CUSIP: 00207R101 Class: COM

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q1 2014
Shares 23,644 Value ($000) $804 Avg Close — Range —
Q4 2013
Shares 25,344 Value ($000) $765 Avg Close — Range —
Q3 2013
Shares 28,444 Value ($000) $754 Avg Close — Range —
Q2 2013
Shares 28,444 Value ($000) $672 Avg Close — Range —
Q1 2013
Shares 28,344 Value ($000) $635 Avg Close — Range —