ATMI INC

CUSIP: 00207R101 Class: COM

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q4 2013
Shares 27,621 Value ($000) $835 Avg Close — Range —
Q3 2013
Shares 26,523 Value ($000) $704 Avg Close — Range —
Q2 2013
Shares 29,335 Value ($000) $694 Avg Close — Range —