ATMI INC of DANBURY, CT filed a DEF 14A with the SEC on 2012-04-05. Industry: Industrial Inorganic Chemicals.
| Seq | Type | Description |
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| 1 | DEF 14A | DEF 14A |
| 2 | GRAPHIC | GRAPHIC |
| 3 | GRAPHIC | GRAPHIC |
| 4 | GRAPHIC | GRAPHIC |
| 5 | GRAPHIC | GRAPHIC |
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Showing 12 of 29 filings.
| Filed | Form |
|---|---|
| 2014-03-12 | DEFM14A |
| 2014-02-25 | PREM14A |
| 2014-02-12 | DEFA14A |
| 2014-02-05 | DEFA14A |
| 2014-02-05 | DEFA14A |
| 2014-02-05 | DEFA14A |
| 2014-02-05 | DEFA14A |
| 2014-02-04 | DEFA14A |
| 2014-02-04 | DEFA14A |
| 2014-02-04 | DEFA14A |
| 2013-04-11 | DEF 14A |
| 2012-04-05 | DEF 14A |