PTC Inc. Watch

Other Revised 11/19/24 PTC Inc. Presents at 2024 RBC Capital Markets Global Technology, Internet, Media and Telecommunications Conference, Nov-19-2024 02:00 PM 11/19/24 Earnings Revised 11/06/24 PTC Inc., Q4 2024 Earnings Call, Nov 06, 2024 11/06/24 Other Revised 09/04/24 PTC Inc. Presents at Citi's 2024 Global TMT Conference, Sep-04-2024 08:20 AM 09/04/24 Earnings Revised 09/30/24 PTC Inc., Q3 2024 Earnings Call, Jul 31, 2024 07/31/24 Other Revised 06/04/24 PTC Inc. Presents at Baird 2024 Global Consumer, Technology & Services Conference, Jun-04-2024 01:25 PM 06/04/24 Other Revised 06/04/24 PTC Inc. Presents at Stifel 2024 Cross Sector Insight Conference, Jun-04-2024 10:55 AM 06/04/24 Other Revised 05/20/24 PTC Inc. Presents at The 52nd J.P. Morgan Annual Global Technology, Media & Communications Conference, May-20-2024 03:50 PM 05/20/24 Other Revised 05/14/24 PTC Inc. Presents at BofA Securities 31st Annual Transportation, Airlines, and Industrials Conference 2024, May-14-2024 09:30 AM 05/14/24 Earnings Revised 05/01/24 PTC Inc., Q2 2024 Earnings Call, May 01, 2024 05/01/24 Other Revised 04/19/24 PTC Inc. Presents at KeyBanc Emerging Technology Summit, Mar-06-2024 11:30 AM 03/06/24 Other Revised 08/07/24 PTC Inc. Presents at Morgan Stanley’s Technology, Media & Telecom Conference 2024, Mar-05-2024 11:45 AM 03/05/24 Other Revised 02/20/24 PTC Inc. - Special Call 02/20/24 Other Revised 02/15/24 PTC Inc. - Special Call 02/15/24 Earnings Revised 01/31/24 PTC Inc., Q1 2024 Earnings Call, Jan 31, 2024 01/31/24

Other Revised 12/06/23 PTC Inc. Presents at 2023 Barclays Global Technology Conference, Dec-06-2023 08:40 AM 12/06/23 Other Revised 12/05/23 PTC Inc. Presents at Nasdaq 49th Investor Conference, Dec-05-2023 10:30 AM 12/05/23 Other Revised 03/14/24 PTC Inc. Presents at RBC Capital Markets Global Technology, Internet, Media and Telecommunications Conference, Nov-14-2023 02:40 PM 11/14/23 Earnings Revised 11/01/23 PTC Inc., Q4 2023 Earnings Call, Nov 01, 2023 11/01/23 Other Revised 10/18/23 PTC Inc. - Special Call 10/18/23 Other Revised 09/06/23 PTC Inc. Presents at Citi’s 2023 Global Technology Conference, Sep-06-2023 08:15 AM 09/06/23 Other Revised 05/08/24 PTC Inc. Presents at KeyBanc's Technology Leadership Forum 2023, Aug-07-2023 10:00 AM 08/07/23 Earnings Revised 07/27/23 PTC Inc., Q3 2023 Earnings Call, Jul 26, 2023 07/26/23 Other Revised 06/27/23 PTC Inc. - Special Call 06/27/23 Other Revised 06/14/23 PTC Inc. - Special Call 06/14/23 Other Revised 07/31/23 PTC Inc. - Special Call 06/08/23 Other Revised 06/08/23 PTC Inc. - Special Call 06/08/23 Other Revised 06/06/23 PTC Inc. Presents at Stifel 2023 Cross Sector Insight Conference, Jun-06-2023 08:35 AM 06/06/23 Other Revised 06/01/23 PTC Inc. - Special Call 06/01/23 Other Revised 05/22/23 PTC Inc. Presents at 51st Annual J.P. Morgan’s Global Technology, Media and Communications Conference 2023, May-22-2023 10:00 AM 05/22/23 Other Revised 05/16/23 PTC Inc. Presents at PTC LiveWorx 2023, May-16-2023 03:30 PM 05/16/23 Earnings Revised 04/27/23 PTC Inc., Q2 2023 Earnings Call, Apr 26, 2023 04/26/23 Other Revised 03/08/23 PTC Inc. Presents at Morgan Stanley Technology, Media & Telecom Conference, Mar-08-2023 11:35 AM 03/08/23 Other Revised 02/15/23 PTC Inc. - Special Call 02/15/23 Earnings Revised 02/01/23 PTC Inc., Q1 2023 Earnings Call, Feb 01, 2023 02/01/23 Other Revised 01/27/23 PTC Inc. - Special Call 01/27/23

Other Revised 12/07/22 PTC Inc. Presents at Barclays 2022 Global Technology, Media and Telecommunications Conference, Dec-07-2022 09:15 AM 12/07/22 Other Revised 12/06/22 PTC Inc. Presents at NASDAQ 47th Investor Conference, Dec-06-2022 03:30 PM 12/06/22 Other Revised 11/17/22 PTC Inc. - Analyst/Investor Day 11/17/22 Earnings Revised 11/02/22 PTC Inc., Q4 2022 Earnings Call, Nov 02, 2022 11/02/22 Other Revised 05/30/23 PTC Inc. Presents at Citi’s 2022 Global Technology Conference, Sep-07-2022 12:15 PM 09/07/22 Earnings Revised 07/27/22 PTC Inc., Q3 2022 Earnings Call, Jul 27, 2022 07/27/22 Other Revised 06/14/22 PTC Inc. Presents at Nasdaq 46th Investor Conference, Jun-14-2022 01:00 PM 06/14/22 Other Revised 06/08/22 PTC Inc. Presents at Stifel 2022 Cross Sector Insight Conference, Jun-08-2022 09:10 AM 06/08/22 Other Revised 06/06/22 PTC Inc. Presents at Baird 2022 Global Consumer, Technology & Services Conference, Jun-06-2022 01:25 PM 06/06/22 Other Revised 05/23/22 PTC Inc. Presents at J.P. Morgan’s 50th Annual Global Technology, Media and Communications Conference 2022, May-23-2022 10:00 AM 05/23/22 Earnings Revised 04/27/22 PTC Inc., Q2 2022 Earnings Call, Apr 27, 2022 04/27/22 Other Revised 03/08/22 PTC Inc. Presents at KeyBanc Emerging Technology Summit, Mar-08-2022 01:00 PM 03/08/22 Earnings Revised 01/26/22 PTC Inc., Q1 2022 Earnings Call, Jan 26, 2022 01/26/22

Other Revised 12/15/21 PTC Inc. - Analyst/Investor Day 12/15/21 Other Revised 12/08/21 PTC Inc. Presents at Barclays Global TMT Conference 2021, Dec-08-2021 05:35 AM 12/08/21 Other Revised 11/30/21 PTC Inc. Presents at Nasdaq 45th Investor Conference, Nov-30-2021 08:30 AM 11/30/21 Other Revised 11/16/21 PTC Inc. Presents at RBC Global Technology, Internet, Media and Telecom Conference, Nov-16-2021 02:00 PM 11/16/21 Earnings Revised 11/03/21 PTC Inc., Q4 2021 Earnings Call, Nov 03, 2021 11/03/21 Other Revised 09/13/21 PTC Inc. Presents at Citi 2021 Global Technology Virtual Conference, Sep-13-2021 08:50 AM 09/13/21 Other Revised 08/10/21 PTC Inc. Presents at 22nd Annual KeyBanc Virtual Technology Leadership Forum, Aug-10-2021 12:40 PM 08/10/21 Earnings Revised 07/28/21 PTC Inc., Q3 2021 Earnings Call, Jul 28, 2021 07/28/21 Other Revised 06/08/21 PTC Inc. Presents at Stifel 2021 Virtual Cross Sector Insight Conference, Jun-08-2021 01:20 PM 06/08/21 Other Revised 05/24/21 PTC Inc. Presents at JPMorgan 49th Annual Global Technology, Media and Communications Conference, May-24-2021 01:15 PM 05/24/21 Earnings Revised 04/28/21 PTC Inc., Q2 2021 Earnings Call, Apr 28, 2021 04/28/21 Other Revised 03/16/21 PTC Inc. Presents at Bank of America Global Industrials Conference, Mar-16-2021 10:50 AM 03/16/21 Earnings Revised 01/27/21 PTC Inc., Q1 2021 Earnings Call, Jan 27, 2021 01/27/21

Other Revised 12/15/20 PTC Inc. - Analyst/Investor Day 12/15/20 Other Revised 12/09/20 PTC Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-09-2020 01:00 PM 12/09/20 Other Revised 12/02/20 PTC Inc. Presents at NASDAQ 43rd Virtual Investor Conference, Dec-02-2020 12:00 PM 12/02/20 Other Revised 11/18/20 PTC Inc. Presents at Global Technology, Internet, Media and Telecommunications Conference, Nov-18-2020 10:15 AM 11/18/20 Other Revised 11/17/20 PTC Inc. Presents at European Private Company Technology & Services Conference - 2020, Nov-17-2020 01:00 PM 11/17/20 Earnings Revised 10/28/20 PTC Inc., Q4 2020 Earnings Call, Oct 28, 2020 10/28/20 Other Revised 09/14/20 PTC Inc. Presents at Deutsche Bank 2020 Virtual Technology Conference, Sep-14-2020 08:05 AM 09/14/20 Other Revised 09/10/20 PTC Inc. Presents at Citi’s 2020 Global Technology Virtual Conference, Sep-10-2020 01:30 PM 09/10/20 Earnings Revised 07/29/20 PTC Inc., Q3 2020 Earnings Call, Jul 29, 2020 07/29/20 Other Revised 06/09/20 PTC Inc. Presents at LiveWorx 2020, Jun-08-2020 through Jun-11-2020 06/09/20 Other Revised 06/08/20 PTC Inc. Presents at Stifel 2020 Virtual Cross Sector Insight Conference, Jun-08-2020 08:00 AM 06/08/20 Other Revised 05/14/20 PTC Inc. Presents at J.P. Morgan 48th Annual Global Technology, Media & Communications Conference, May-14-2020 12:50 PM 05/14/20 Earnings Revised 04/29/20 PTC Inc., Q2 2020 Earnings Call, Apr 29, 2020 04/29/20 Other Revised 03/12/20 PTC Inc. Presents at Berenberg Design Software Conference 2020, Mar-12-2020 09:15 AM 03/12/20 Other Revised 03/10/20 PTC Inc. - Special Call 03/10/20 Earnings Revised 01/22/20 PTC Inc., Q1 2020 Earnings Call, Jan 22, 2020 01/22/20

Other Revised 12/11/19 PTC Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-11-2019 09:30 AM 12/11/19 Other Revised 12/03/19 PTC Inc. Presents at Nasdaq 41st London Investor Conference, Dec-03-2019 02:00 PM 12/03/19 Other Revised 11/25/19 PTC Inc. - Special Call 11/25/19 Other Revised 11/20/19 PTC Inc. Presents at RBC Capital Markets Global Technology, Internet, Media and Telecommunications Conference, Nov-20-2019 02:30 PM 11/20/19 Earnings Revised 10/23/19 PTC Inc., Q4 2019 Earnings Call, Oct 23, 2019 10/23/19 Other Revised 09/11/19 PTC Inc. Presents at Deutsche Bank 2019 Technology Conference, Sep-11-2019 08:00 AM 09/11/19 Other Revised 09/05/19 PTC Inc. Presents at Citi 2019 Global Technology Conference, Sep-05-2019 02:55 PM 09/05/19 Other Revised 08/07/19 PTC Inc. Presents at Oppenheimer's 22nd Annual Technology, Internet & Communications Conference, Aug-07-2019 10:25 AM 08/07/19 Earnings Revised 07/24/19 PTC Inc., Q3 2019 Earnings Call, Jul 24, 2019 07/24/19 Other Revised 06/11/19 PTC Inc. Presents at LiveWorx 19, Jun-11-2019 01:00 PM 06/11/19 Other Revised 06/05/19 PTC Inc. Presents at Baird's 2019 Global Consumer, Technology & Services Conference, Jun-05-2019 03:45 PM 06/05/19 Other Revised 05/14/19 PTC Inc. Presents at J.P. Morgan Global Technology, Media And Communications Conference, May-14-2019 10:40 AM 05/14/19 Earnings Revised 04/24/19 PTC Inc., Q2 2019 Earnings Call, Apr 24, 2019 04/24/19 Other Revised 02/12/19 PTC Inc. Presents at Goldman Sachs Technology and Internet Conference 2019, Feb-12-2019 01:20 PM 02/12/19 Earnings Revised 01/23/19 PTC Inc., Q1 2019 Earnings Call, Jan 23, 2019 01/23/19

Other Revised 12/05/18 PTC Inc. Presents at Barclays Global Technology, Media, and Telecommunications Conference, Dec-05-2018 03:00 PM 12/05/18 Other Revised 12/04/18 PTC Inc. Presents at Nasdaq 39th Investor Conference, Dec-04-2018 04:00 PM 12/04/18 Other Revised 11/20/18 Frustum, Inc., PTC Inc. - M&A Call 11/20/18 Other Revised 11/13/18 PTC Inc. Presents at RBC Capital Markets 2018 Technology, Internet, Media and Telecommunications Conference, Nov-13-2018 09:45 AM 11/13/18 Earnings Revised 10/24/18 PTC Inc., Q4 2018 Earnings Call, Oct 24, 2018 10/24/18 Other Revised 09/12/18 PTC Inc. Presents at Deutsche Bank Technology Conference 2018, Sep-12-2018 03:50 PM 09/12/18 Other Revised 09/05/18 PTC Inc. Presents at Citi's 2018 Global Technology Conference, Sep-05-2018 04:30 PM 09/05/18 Earnings Revised 07/18/18 PTC Inc., Q3 2018 Earnings Call, Jul 18, 2018 07/18/18 Other Revised 06/18/18 PTC Inc. - Special Call 06/18/18 Other Revised 06/05/18 PTC Inc. Presents at Baird Global Consumer, Technology and Services Conference, Jun-05-2018 03:45 PM 06/05/18 Other Revised 05/15/18 PTC Inc. Presents at 46th Annual J.P. Morgan Global Technology, Media and Communications Conference, May-15-2018 09:20 AM 05/15/18 Earnings Revised 04/18/18 PTC Inc., Q2 2018 Earnings Call, Apr 18, 2018 04/18/18 Other Revised 02/28/18 PTC Inc. Presents at Morgan Stanley Technology, Media & Telecom Conference, Feb-28-2018 04:35 PM 02/28/18 Other Revised 02/27/18 PTC Inc. Presents at 13th Annual Key Banc Emerging Technology Summit, Feb-27-2018 12:05 PM 02/27/18 Other Revised 02/15/18 PTC Inc. Presents at Goldman Sachs Technology and Internet Conference 2018, Feb-15-2018 09:30 AM 02/15/18 Earnings Revised 01/17/18 PTC Inc., Q1 2018 Earnings Call, Jan 17, 2018 01/17/18

Other Revised 12/06/17 PTC Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-06-2017 01:00 PM 12/06/17 Other Revised 12/05/17 PTC Inc. Presents at NASDAQ 37th Investor Conference, Dec-05-2017 11:30 AM 12/05/17 Other Revised 11/07/17 PTC Inc. Presents at RBC Capital Markets Technology, Internet, Media and Telecommunications Conference, Nov-07-2017 04:20 PM 11/07/17 Earnings Revised 10/25/17 PTC Inc., Q4 2017 Earnings Call, Oct 25, 2017 10/25/17 Other Revised 09/07/17 PTC Inc. Presents at Citi 2017 Global Technology Conference, Sep-07-2017 09:30 AM 09/07/17 Earnings Revised 07/19/17 PTC Inc., Q3 2017 Earnings Call, Jul 19, 2017 07/19/17 Other Revised 06/15/17 PTC Inc. Presents at Nasdaq 36th Investor Program, Jun-15-2017 01:00 PM 06/15/17 Other Revised 06/08/17 PTC Inc. Presents at Baird's 2017 Global Consumer, Technology & Services Conference, Jun-08-2017 01:25 PM 06/08/17 Other Revised 05/24/17 PTC Inc. Presents at 45th Annual J.P. Morgan Global Technology, Media and Telecom Conference, May-24-2017 08:40 AM 05/24/17 Other Revised 05/17/17 PTC Inc. Presents at Needham Emerging Technology Conference, May-17-2017 08:00 AM 05/17/17 Earnings Revised 04/19/17 PTC Inc., Q2 2017 Earnings Call, Apr 19, 2017 04/19/17 Other Revised 03/02/17 PTC Inc. - Special Call 03/02/17 Other Revised 02/15/17 PTC Inc. Presents at Goldman Sachs Technology and Internet Conference 2017, Feb-15-2017 02:00 PM 02/15/17 Earnings Revised 01/18/17 PTC Inc., Q1 2017 Earnings Call, Jan 18, 2017 01/18/17

Other Revised 12/07/16 PTC Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-07-2016 01:30 PM 12/07/16 Other Revised 11/08/16 PTC Inc. - Special Call 11/08/16 Earnings Revised 10/26/16 PTC Inc., Q4 2016 Earnings Call, Oct 26, 2016 10/26/16 Other Revised 09/14/16 PTC Inc. Presents at Deutsche Bank 2016 Technology Conference, Sep-14-2016 03:20 PM 09/14/16 Other Revised 09/08/16 PTC Inc. Presents at Citigroup Global Technology Conference 2016, Sep-08-2016 11:00 AM 09/08/16 Earnings Revised 07/20/16 PTC Inc., Q3 2016 Earnings Call, Jul 20, 2016 07/20/16 Other Revised 05/23/16 PTC Inc. Presents at 44th Annual J.P. Morgan Global Technology, Media and Telecom Conference, May-23-2016 08:40 AM 05/23/16 Earnings Revised 04/20/16 PTC Inc., Q2 2016 Earnings Call, Apr 20, 2016 04/20/16 Earnings Revised 01/20/16 PTC Inc., Q1 2016 Earnings Call, Jan 20, 2016 01/20/16

Other Revised 12/08/15 PTC Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-08-2015 02:50 PM 12/08/15 Other Revised 12/01/15 PTC Inc. Presents at Nasdaq 33rd Investor Program, Dec-01-2015 11:45 AM 12/01/15 Other Revised 11/10/15 PTC Inc. - Analyst/Investor Day 11/10/15 Earnings Revised 10/28/15 PTC Inc., Q4 2015 Earnings Call, Oct 28, 2015 10/28/15 Earnings Revised 07/29/15 PTC Inc., Q3 2015 Earnings Call, Jul 29, 2015 07/29/15 Other Revised 05/20/15 PTC Inc. Presents at 43rd Annual J.P. Morgan Global Technology, Media and Telecom Conference, May-20-2015 11:20 AM 05/20/15 Earnings Revised 04/29/15 PTC Inc., Q2 2015 Earnings Call, Apr 29, 2015 04/29/15 Other Revised 03/17/15 PTC Inc. Presents at Merrill Lynch Smid Cap Conference 2015, Mar-17-2015 03:05 PM 03/17/15 Earnings Revised 01/29/15 PTC Inc., Q1 2015 Earnings Call, Jan 29, 2015 01/29/15

Other Revised 12/09/14 PTC Inc. Presents at Barclays Capital Global Technology Conference, Dec-09-2014 01:20 PM 12/09/14 Other Revised 11/13/14 PTC Inc. - Analyst/Investor Day 11/13/14 Earnings Revised 11/06/14 PTC Inc., Q4 2014 Earnings Call, Nov 06, 2014 11/06/14 Other Revised 08/05/14 PTC Inc. - Special Call 08/05/14 Earnings Revised 07/24/14 PTC Inc., Q3 2014 Earnings Call, Jul 24, 2014 07/24/14 Other Revised 05/20/14 PTC Inc. Presents at J.P. Morgan Global Technology, Media & Telecom Conference, May-20-2014 04:40 PM 05/20/14 Earnings Revised 04/24/14 PTC Inc., Q2 2014 Earnings Call, Apr 24, 2014 04/24/14 Earnings Revised 01/23/14 PTC Inc., Q1 2014 Earnings Call, Jan 23, 2014 01/23/14

Other Revised 12/05/13 PTC Inc. - Analyst/Investor Day 12/05/13 Earnings Revised 11/07/13 PTC Inc., Q4 2013 Earnings Call, Nov 07, 2013 11/07/13 Earnings Revised 07/25/13 PTC Inc., Q3 2013 Earnings Call, Jul 25, 2013 07/25/13 Other Revised 05/22/13 PTC Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, May-22-2013 02:10 PM 05/22/13 Other Revised 05/16/13 PTC Inc. Presents at JPMorgan Chase & Co.'s 41st Annual Global Technology, Media and Telecom Conference, May-16-2013 12:00 PM 05/16/13 Earnings Revised 04/25/13 PTC Inc., Q2 2013 Earnings Call, Apr 25, 2013 04/25/13 Other Revised 02/12/13 PTC Inc. Presents at Goldman Sachs Technology & Internet Conference 2013, Feb-12-2013 11:00 AM 02/12/13 Earnings Revised 01/24/13 Parametric Technology Corporation, Q1 2013 Earnings Call, Jan 24, 2013 01/24/13

Other Revised 12/05/12 Parametric Technology Corporation Presents at NASDAQ OMX 29(th) Investor Program, Dec-05-2012 02:15 PM 12/05/12 Other Revised 11/14/12 Parametric Technology Corporation Presents at UBS Global Technology Conference 2012, Nov-14-2012 11:30 AM 11/14/12 Earnings Revised 11/01/12 Parametric Technology Corporation, Q4 2012 Earnings Call, Nov 01, 2012 11/01/12 Earnings Revised 07/26/12 Parametric Technology Corporation, Q3 2012 Earnings Call, Jul 26, 2012 07/26/12 Other Revised 05/22/12 Parametric Technology Corporation Presents at Barclays Capital Global Technology, Media and Telecommunications Conference, May-22-2012 02:45 PM 05/22/12 Other Revised 05/17/12 Parametric Technology Corporation Presents at JPMorgan's 40th Annual Global Technology, Media and Telecom Conference, May-17-2012 09:50 AM 05/17/12 Earnings Revised 04/26/12 Parametric Technology Corporation, Q2 2012 Earnings Call, Apr 26, 2012 04/26/12 Other Revised 04/05/12 Parametric Technology Corporation, Q2 2012 Sales/ Trading Statement Call, Apr 05, 2012 04/05/12 Other Revised 02/27/12 Parametric Technology Corporation Presents at Morgan Stanley 2012 Technology, Media & Telecom Conference, Feb-27-2012 02:10 PM 02/27/12 Other Revised 02/07/12 Parametric Technology Corporation - Analyst/Investor Day 02/07/12 Earnings Revised 01/26/12 Parametric Technology Corporation, Q1 2012 Earnings Call, Jan 26, 2012 01/26/12

Other Revised 11/16/11 Parametric Technology Corporation Presents at UBS Global Technology and Services Conference 2011, Nov-16-2011 10:30 AM 11/16/11 Earnings Revised 10/27/11 Parametric Technology Corporation, Q4 2011 Earnings Call, Oct 27, 2011 10/27/11 Earnings Revised 07/27/11 Parametric Technology Corporation, Q3 2011 Earnings Call, Jul 27, 2011 07/27/11 Other Revised 06/14/11 Parametric Technology Corporation - Analyst/Investor Day 06/14/11 Earnings Revised 04/28/11 Parametric Technology Corporation, Q2 2011 Earnings Call, Apr 28, 2011 04/28/11 Other Revised 04/07/11 Parametric Technology Corporation - M&A Call 04/07/11 Earnings Revised 01/27/11 Parametric Technology Corporation, Q1 2011 Earnings Call, Jan 27, 2011 01/27/11

Earnings Revised 10/27/10 Parametric Technology Corporation, Q4 2010 Earnings Call, Oct 27, 2010 10/27/10 Earnings Revised 07/28/10 Parametric Technology Corporation, Q3 2010 Earnings Call, Jul-28-2010 07/28/10 Earnings Revised 04/28/10 Parametric Technology Corporation, Q2 2010 Earnings Call, Apr-28-2010 04/28/10 Earnings Revised 01/27/10 Parametric Technology Corporation, Q1 2010 Earnings Call, Jan-27-2010 01/27/10

Earnings Revised 10/28/09 Parametric Technology Corporation, Q4 2009 Earnings Call, Oct-28-2009 10/28/09 Earnings Revised 04/29/09 Parametric Technology Corporation, Q2 2009 Earnings Call, Apr-29-2009 04/29/09 Earnings Revised 01/28/09 Parametric Technology Corporation, Q1 2009 Earnings Call, Jan-28-2009 01/28/09

Earnings Revised 07/23/08 Parametric Technology Corporation, Q3 2008 Earnings Call, Jul-23-2008 07/23/08 Earnings Revised 04/23/08 Parametric Technology Corporation, Q2 2008 Earnings Call, Apr-23-2008 04/23/08 Earnings Revised 01/23/08 Parametric Technology Corporation, Q1 2008 Earnings Call, Jan-23-2008 01/23/08