NEEDHAM, Mass. — (BUSINESS WIRE) — January 13, 2010 — PTC (Nasdaq: PMTC - News), The Product Development Company®, today announced that it will release its fiscal 2010 first quarter results on Tuesday, January 26th after the stock market closes. Senior management will host a live webcast and conference call to review the results on Wednesday, January 27th at 8:30 am Eastern Time. The earnings press release and accompanying prepared remarks document and financial and operating statistics will be accessible prior to the conference call and webcast on the investor relations section of the Company’s web site at www.ptc.com.

Replay: The audio replay of this event will be archived for public replay until 4:00 pm (CT) on February 1, 2009 at 1-866-373-4992 or 203-369-0272. To access the replay via webcast, please visit www.ptc.com/for/investors.htm.

Please note that statements on the conference call are as of the date of the call and PTC does not assume any obligation to update any statements made live or the archived call. In addition, matters discussed may include forward-looking statements about PTC’s anticipated financial results and growth, as well as about the development of products and markets, which are based on current plans and assumptions. Actual results in future periods may differ materially from current expectations due to a number of risks and uncertainties, including those described from time to time in reports filed by PTC with the U.S. Securities and Exchange Commission, including PTC’s most recent report on Form 10-K.