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                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

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                                    FORM 8-K

                                 CURRENT REPORT
                       PURSUANT TO SECTION 13 OR 15 (D) OF
                       THE SECURITIES EXCHANGE ACT OF 1934

       Date of Report (Date of earliest event reported): February 7, 2007

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                                   ATMI, INC.
             (Exact name of registrant as specified in its charter)


           DELAWARE                     1-16239                  06-1481060
(State or other jurisdiction of       (Commission             (I.R.S. employer
incorporation or organization)        file number)           identification no.)


       7 COMMERCE DRIVE
     DANBURY, CONNECTICUT                                     06810
(Address of principal executive                             (Zip code)
           offices)


       Registrant's telephone number, including area code: (203) 794-1100


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[_]   Written communications pursuant to Rule 425 under the Securities Act (17
      CFR 230.425)

[_]   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
      240.14a-12)

[_]   Pre-commencement communications pursuant to Rule 14d-2(b) under the
      Exchange Act (17 CFR 240.14d-2(b))

[_]   Pre-commencement communications pursuant to Rule 13e-4(c) under the
      Exchange Act (17 CFR 240.13e-4(c))

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ITEM 2.02   RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

         On February 7, 2007, the registrant issued a press release announcing
its financial results for the fourth quarter of 2006 and for the full fiscal
year of 2006. A copy of the press release is furnished as Exhibit 99.1 to this
Current Report on Form 8-K and is incorporated herein by reference.

         The information contained in this Item 2.02 of this Current Report on
Form 8-K, including Exhibit 99.1 attached hereto, is furnished and shall not be
deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act
of 1934, as amended, or otherwise subject to the liabilities of that Section,
and shall not be deemed to be incorporated by reference into the filings of the
registrant under the Securities Act of 1933, as amended, except as shall be
expressly set forth by specific reference in such filing.


ITEM 9.01   FINANCIAL STATEMENTS AND EXHIBITS.

         (d)  Exhibits.

         Exhibit Number          Description
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         99.1                    Press Release, dated February 7, 2007.


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                                    SIGNATURE

              Pursuant to the requirements of the Securities Exchange Act of
1934, the registrant has duly caused this report to be signed on its behalf by
the undersigned hereunto duly authorized.


                                         ATMI, INC.

Date: February 7, 2007                   By: /s/ Daniel P. Sharkey
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                                             Daniel P. Sharkey
                                             Title: Vice President, Treasurer
                                                    and Chief Financial Officer









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