| Mon, Jun 1, 2009 | | | ATMI Augments Existing Semiconductor Facility to Manufacture Ultraclean, Single-Use Bioprocess Products for Life Science Customers in the United States GlobeNewswire (Mon, Jun 1)
| | Tue, May 19, 2009 | | | ATMI to Present At Investor Conference GlobeNewswire (Tue, May 19)
| | Wed, Apr 22, 2009 | | | ATMI INC Files SEC form 8-K, Results of Operations and Financial Condition EDGAR Online (Wed, Apr 22)
| | | ATMI Reports First Quarter 2009 Financial Results GlobeNewswire (Wed, Apr 22)
| | Thu, Mar 12, 2009 | | | ATMI LifeSciences Showcases Leading-Edge Single-Use Bioreactor At INTERPHEX 2009 GlobeNewswire (Thu, Mar 12)
| | Fri, Feb 20, 2009 | | | ATMI INC Files SEC form 10-K, Annual Report EDGAR Online (Fri, Feb 20)
| | Wed, Feb 4, 2009 | | | ATMI INC Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits EDGAR Online (Wed, Feb 4)
| | | ATMI Reports Fourth Quarter and Full Year 2008 Financial Results GlobeNewswire (Wed, Feb 4)
| | Thu, Jan 22, 2009 | | | ATMI Financial Results Announcement Dates for 2009 GlobeNewswire (Thu, Jan 22)
| | Mon, Jan 5, 2009 | | | ATMI to Present At Investor Conference GlobeNewswire (Mon, Jan 5)
| | Thu, Dec 18, 2008 | | | ATMI INC Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year, Amendment or Waiver to EDGAR Online (Thu, Dec 18)
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