ATMI INC — DEFA14A

ATMI INC of DANBURY, CT filed a DEFA14A with the SEC on 2014-02-04. Industry: Industrial Inorganic Chemicals.

Filing

Documents (4)

SeqTypeDescription
1DEFA14AFORM 8-K
2EX-2.1EX.2.1 - AGREEMENT AND PLAN OF MERGER
3EX-99.1EX.99.1 - PRESS RELEASE
4GRAPHICLOGO

Filing timeline for this registrant (29)

Showing 12 of 29 filings.

FiledForm
2014-03-12DEFM14A
2014-02-25PREM14A
2014-02-12DEFA14A
2014-02-05DEFA14A
2014-02-05DEFA14A
2014-02-05DEFA14A
2014-02-05DEFA14A
2014-02-04DEFA14A
2014-02-04DEFA14A
2014-02-04DEFA14A
2013-04-11DEF 14A
2012-04-05DEF 14A

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