ATMI INC

CUSIP: 00207R101 Class: COM

Bank of New York Mellon Corp's Holding History (CIK: 0001390777)

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

Q1 2014
Shares 301,026 Value ($000) $10,238 Avg Close — Range —
Q4 2013
Shares 1,137,369 Value ($000) $34,361 Avg Close — Range —
Q3 2013
Shares 1,258,348 Value ($000) $33,371 Avg Close — Range —
Q2 2013
Shares 1,534,189 Value ($000) $36,283 Avg Close — Range —