ATMI INC

CUSIP: 00207R101 Class: COM

KENNEDY CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000884589)

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

Q1 2014
Shares 131,876 Value ($000) $4,485 Avg Close — Range —
Q4 2013
Shares 525,103 Value ($000) $15,863 Avg Close — Range —
Q3 2013
Shares 363,257 Value ($000) $9,634 Avg Close — Range —