ATMI INC

CUSIP: 00207R101 Class: COM

BARCLAYS PLC's Holding History (CIK: 0000312069)

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

Q1 2014
Shares 303,952 Value ($000) $10,335 Avg Close — Range —
Q4 2013
Shares 6,262 Value ($000) $188 Avg Close — Range —
Q3 2013
Shares 18,458 Value ($000) $480 Avg Close — Range —
Q2 2013
Shares 26,273 Value ($000) $621 Avg Close — Range —