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                                  UNITED STATES
                       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 20, 2007

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                                   ANSYS, INC.
             (Exact Name of Registrant as Specified in its Charter)

             Delaware                     0-20853               04-3219960
   (State or Other Jurisdiction        (Commission          (I.R.S. Employer
 of Incorporation or Organization)     File Number)        Identification No.)

         275 Technology Drive, Canonsburg, PA                   15317
       (Address of Principal Executive Offices)               (Zip Code)

       (Registrant's Telephone Number, Including Area Code) (724) 746-3304

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 20, 2007, ANSYS, Inc. issued an earnings release announcing
its financial results for the fourth quarter ended December 31, 2006. A copy of
the earnings release is attached as Exhibit 99.1

         In accordance with General Instruction B.2 of Form 8-K, the information
in this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed
to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934,
as amended (the "Exchange Act"), or otherwise subject to the liability of that
section, and shall not be incorporated by reference into any registration
statement or other document filed under the Securities Act of 1933, as amended,
or the Exchange Act, 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
           -------    ----------------------------------------------------------
             99.1     Press Release of the Registrant dated February 20, 2007



                                    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.

                                          ANSYS, INC.


Date: February 20, 2007                   By: /s/  MARIA T. SHIELDS
                                              ----------------------------------
                                              Maria T. Shields - Chief Financial
                                              Officer, VP of Finance and
                                              Administration

                                              (Ms. Shields is the Principal
                                              Financial and Accounting Officer
                                              and has been duly authorized to
                                              sign on behalf of the Registrant)



                                INDEX TO EXHIBITS

EXHIBIT NUMBER   DESCRIPTION OF EXHIBIT
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99.1             Press Release of the Registrant dated February 20, 2007