As filed with the Securities and Exchange Commission on July 24, 2003 REGISTRATION NOS. 333-01297 and 333-22169 ============================================================== SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 ----------------------- POST-EFFECTIVE AMENDMENTS NO. 2 AND NO. 1 TO FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 PARAMETRIC TECHNOLOGY CORPORATION (Exact name of registrant as specified in its charter) MASSACHUSETTS 04-2866152 (State or other jurisdiction (I.R.S. Employer of incorporation) Identification No.) 140 Kendrick Sreet, Needham, Massachusetts 02494 (Address and telephone number of registrant's principal executive offices) 1997 INCENTIVE STOCK OPTION PLAN, as merged with and into and administered under the 2000 EQUITY INCENTIVE PLAN (Full Title of the Plan) Aaron C. von Staats Senior Vice President, General Counsel & Clerk Parametric Technology Corporation 140 Kendrick Street Needham, Massachusetts 02494 (Name and address of agent for service) (781) 370-5000 (Telephone number, including area code, of agent for service) -------------------------------------------------------------------------------- AMENDMENT OF INCENTIVE STOCK OPTION PLAN Registrant hereby amends both its Registration Statement on Form S-8 (Commission File No. 333-01297) filed with the Securities and Exchange Commission (the "Commission") on February 28, 1996, as amended by Post-Effective Amendment No. 1 filed on February 21, 1997 (the "Original Registration Statement"), and its Registration Statement on Form S-8 (Commission File No. 333-22169) filed with the Commission on February 21, 1997 (the "Second Registration Statement"), to reflect the merger of the Registrant's 1997 Incentive Stock Option Plan (the "1997 Plan") with and into the Registrant's 2000 Equity Incentive Plan (the "Equity Plan"), as approved by the Board of Directors on February 15, 2001. At the time of the merger, 5,164,150 shares of our common stock that previously had been registered on the Original Registration Statement had not been issued and an aggregate of 6,772,350 shares (as adjusted to reflect the one-for-one stock dividend on all issued and outstanding shares of Common Stock (excluding shares held in our treasury) declared by our Board of Directors on February 12, 1998 and effective on March 6, 1998) that previously had been registered on the Second Registration Statement had not been issued. The Equity Plan was effective as of February 10, 2000, the date on which it was approved by our stockholders. The rights and privileges of holders of outstanding options under the 1997 Plan continue to be governed by the 1997 Plan. As a result of the merger, 11,936,500 shares of our common stock that previously had been available for issuance under the 1997 Plan, which includes shares subject to outstanding options originally issued under the 1997 Plan that may expire or terminate unexercised or that may be forfeited, are available for issuance under the Equity Plan, provided that no such shares may be issued under the Equity Plan (a) to any non-employee director or (b) in the form of any type of award other than stock options. SIGNATURES Pursuant to the requirements of the Securities Act of 1933, as amended, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Post-Effective Amendments No. 2 and No. 1 to be signed on its behalf by the undersigned, thereunto duly authorized, in the Town of Needham, Commonwealth of Massachusetts, on the 22nd day of July, 2003. PARAMETRIC TECHNOLOGY CORPORATION By: /s/ C. Richard Harrison ----------------------------------------- C. Richard Harrison Chief Executive Officer and President POWER OF ATTORNEY We, the undersigned officers and directors of Parametric Technology Corporation, hereby severally constitute Thomas L. Beaudoin, Aaron C. von Staats, Esq., and Matthew C. Dallett, Esq., and each of them singly, our true and lawful attorneys with full power to them, and each of them singly, to sign for us and in our names in the capacities indicated below, the Registration Statement on Form S-8 filed herewith and any and all subsequent amendments to said Registration Statement, and generally to do all such things in our names and behalf in our capacities as officers and directors to enable Parametric Technology Corporation to comply with all requirements of the Securities and Exchange Commission, hereby ratifying and confirming our signatures as they may be signed by said attorneys, or any of them, to said registration statement and any and all amendments thereto. WITNESS our hands and common seal on the date set forth below. Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed below by the following persons in the capacities and on the dates indicated. Signature Title Date (i) Principal Executive Officer: /s/ C. Richard Harrison Chief Executive Officer, July 22, 2003 ---------------------------------- President and Director C. Richard Harrison (ii) Principal Financial and Accounting Officer: /s/ Cornelius F. Moses, III Executive Vice President and July 22, 2003 ---------------------------------- Chief Financial Officer Cornelius F. Moses, III (iii) Board of Directors: /s/ Noel G. Posternak Chairman of the July 22, 2003 --------------------------------- Board of Directors Noel G. Posternak /s/ Robert N. Goldman Director July 22, 2003 --------------------------------- Robert N. Goldman /s/ Donald K. Grierson Director July 22, 2003 --------------------------------- Donald K. Grierson /s/ Oscar B. Marx, III Director July 22, 2003 --------------------------------- Oscar B. Marx, III /s/ Michael E. Porter Director July 22, 2003 --------------------------------- Michael E. Porter