Zayo Group Holdings, Inc. Watch

Other Revised 09/19/19 Zayo Group Holdings, Inc. Presents at The Goldman Sachs 28th Annual Communacopia Conference, Sep-19-2019 12:25 PM 09/19/19 Other Revised 08/13/19 Zayo Group Holdings, Inc. Presents at Cowen Communications Infrastructure Summit 2019, Aug-13-2019 12:30 PM 08/13/19 Other Revised 07/26/19 Zayo Group Holdings, Inc. - Shareholder/Analyst Call 07/26/19 Other Revised 02/27/19 Zayo Group Holdings, Inc. Presents at Morgan Stanley Technology, Media & Telecom Conference 2019, Feb-27-2019 01:30 PM 02/27/19 Earnings Revised 02/07/19 Zayo Group Holdings, Inc., Q2 2019 Earnings Call, Feb 07, 2019 02/07/19 Other Revised 01/30/19 Zayo Group Holdings, Inc. Presents at Metro Connect USA 2019, Jan-30-2019 09:30 AM 01/30/19

Other Revised 12/06/18 Zayo Group Holdings, Inc. Presents at Barclays Global Technology, Media, and Telecommunications Conference, Dec-06-2018 11:30 AM 12/06/18 Other Revised 12/04/18 Zayo Group Holdings, Inc. Presents at 46th Annual Global Media and Communications Conference, Dec-04-2018 09:30 AM 12/04/18 Other Revised 11/16/18 Zayo Group Holdings, Inc. Presents at Morgan Stanley European Technology, Media & Telecom Conference, Nov-16-2018 09:45 AM 11/16/18 Earnings Revised 11/07/18 Zayo Group Holdings, Inc., Q1 2019 Earnings Call, Nov 07, 2018 11/07/18 Other Revised 11/06/18 Zayo Group Holdings, Inc. - Shareholder/Analyst Call 11/06/18 Other Revised 10/03/18 Zayo Group Holdings, Inc. Presents at Deutsche Bank 26th Annual Leveraged Financial Conference, Oct-03-2018 09:20 AM 10/03/18 Other Revised 09/12/18 Zayo Group Holdings, Inc. Presents at Goldman Sachs 27th Annual Communacopia Conference, Sep-12-2018 12:25 PM 09/12/18 Other Revised 09/06/18 Zayo Group Holdings, Inc. Presents at Bank of America Merrill Lynch 2018 Media, Communications & Entertainment Conference, Sep-06-2018 04:00 PM 09/06/18 Earnings Revised 08/22/18 Zayo Group Holdings, Inc., Q4 2018 Earnings Call, Aug 22, 2018 08/22/18 Other Revised 08/07/18 Zayo Group Holdings, Inc. Presents at 4th Annual Communications Infrastructure Summit, Aug-07-2018 09:00 AM 08/07/18 Other Revised 06/21/18 Zayo Group Holdings, Inc. Presents at Wells Fargo Securities 5G Forum, Jun-21-2018 09:20 AM 06/21/18 Other Revised 06/07/18 Zayo Group Holdings, Inc. Presents at NAREIT REITweek: 2018 Investor Conference, Jun-07-2018 08:45 AM 06/07/18 Other Revised 05/31/18 Zayo Group Holdings, Inc. Presents at Cowen and Company 46th Annual Technology, Media and Telecom Conference, May-31-2018 08:30 AM 05/31/18 Other Revised 05/16/18 Zayo Group Holdings, Inc. Presents at 46th Annual J.P. Morgan Global Technology, Media and Communications Conference, May-16-2018 04:20 PM 05/16/18 Other Revised 05/15/18 Zayo Group Holdings, Inc. Presents at MoffettNathanson Media & Communications Summit, May-15-2018 09:00 AM 05/15/18 Earnings Revised 05/03/18 Zayo Group Holdings, Inc., Q3 2018 Earnings Call, May 03, 2018 05/03/18 Other Revised 03/07/18 Zayo Group Holdings, Inc. Presents at Raymond James 39th Annual Institutional Investors Conference, Mar-07-2018 08:40 AM 03/07/18 Other Revised 03/06/18 Zayo Group Holdings, Inc. Presents at 26th Annual Media, Telecom & Business Services Conference, Mar-06-2018 09:45 AM 03/06/18 Other Revised 02/28/18 Zayo Group Holdings, Inc. Presents at Morgan Stanley Technology, Media & Telecom Conference, Feb-28-2018 02:05 PM 02/28/18 Earnings Revised 02/07/18 Zayo Group Holdings, Inc., Q2 2018 Earnings Call, Feb 07, 2018 02/07/18 Other Revised 01/09/18 Zayo Group Holdings, Inc. Presents at Citi 2018 Global TMT West Conference, Jan-09-2018 08:00 AM 01/09/18

Other Revised 12/07/17 Zayo Group Holdings, Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-07-2017 09:00 AM 12/07/17 Other Revised 12/05/17 Zayo Group Holdings, Inc. Presents at UBS 45th Annual Global Media and Communications Conference, Dec-05-2017 11:00 AM 12/05/17 Other Revised 11/17/17 Zayo Group Holdings, Inc. Presents at Morgan Stanley European Technology, Media & Telecom Conference, Nov-17-2017 09:45 AM 11/17/17 Other Revised 11/08/17 Zayo Group Holdings, Inc. Presents at Wells Fargo Technology, Media & Telecom Conference 2017, Nov-08-2017 02:10 PM 11/08/17 Other Revised 11/08/17 Zayo Group Holdings, Inc. Presents at RBC Capital Markets Technology, Internet, Media and Telecommunications Conference, Nov-08-2017 08:50 AM 11/08/17 Earnings Revised 11/06/17 Zayo Group Holdings, Inc., Q1 2018 Earnings Call, Nov 06, 2017 11/06/17 Other Revised 11/02/17 Zayo Group Holdings, Inc. - Shareholder/Analyst Call 11/02/17 Other Revised 10/04/17 Zayo Group Holdings, Inc. Presents at Deutsche Bank’s 25th Annual Leveraged Finance Conference, Oct-04-2017 02:35 PM 10/04/17 Other Revised 09/13/17 Zayo Group Holdings, Inc. Presents at Goldman Sachs's 26th Annual Communacopia Conference, Sep-13-2017 02:05 PM 09/13/17 Earnings Revised 08/21/17 Zayo Group Holdings, Inc., Q4 2017 Earnings Call, Aug 21, 2017 08/21/17 Other Revised 08/08/17 Zayo Group Holdings, Inc. Presents at Cowen and Company 3rd Annual Communications Infrastructure Summit, Aug-08-2017 09:00 AM 08/08/17 Other Revised 06/22/17 Zayo Group Holdings, Inc. Presents at Wells Fargo Securities 2017 5G Forum, Jun-22-2017 03:15 PM 06/22/17 Other Revised 06/08/17 Zayo Group Holdings, Inc. Presents at Barclays High Yield Bond and Syndicated Loan Conference, Jun-08-2017 01:25 PM 06/08/17 Other Revised 05/31/17 Zayo Group Holdings, Inc. Presents at Cowen and Company 45th Annual Technology, Media & Telecom Conference, May-31-2017 09:30 AM 05/31/17 Other Revised 05/23/17 Zayo Group Holdings, Inc. Presents at 45th Annual J.P. Morgan Global Technology, Media and Telecom Conference, May-23-2017 03:40 PM 05/23/17 Other Revised 05/18/17 Zayo Group Holdings, Inc. Presents at 4th Annual MoffettNathanson Media & Communications Summit, May-18-2017 08:00 AM 05/18/17 Earnings Revised 05/09/17 Zayo Group Holdings, Inc., Q3 2017 Earnings Call, May 09, 2017 05/09/17 Other Revised 03/17/17 Electric Lightwave, LLC, Zayo Group Holdings, Inc. - M&A Call 03/17/17 Other Revised 03/08/17 Zayo Group Holdings, Inc. Presents at The Raymond James 38th Annual Institutional Investors Conference 2017, Mar-08-2017 10:25 AM 03/08/17 Other Revised 03/01/17 Zayo Group Holdings, Inc. Presents at Morgan Stanley 2017 Technology, Media & Telecom Conference, Mar-01-2017 02:50 PM 03/01/17 Earnings Revised 02/09/17 Zayo Group Holdings, Inc., Q2 2017 Earnings Call, Feb 09, 2017 02/09/17 Other Revised 01/04/17 Zayo Group Holdings, Inc. Presents at Citi 2017 Global Internet, Media & Telecommunications Conference, Jan-04-2017 02:00 PM 01/04/17

Other Revised 12/08/16 Zayo Group Holdings, Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-08-2016 11:00 AM 12/08/16 Other Revised 12/06/16 Zayo Group Holdings, Inc. Presents at UBS 44th Annual Global Media and Communications Conference 2016, Dec-06-2016 11:30 AM 12/06/16 Other Revised 11/30/16 Electric Lightwave, LLC, Zayo Group Holdings, Inc. - M&A Call 11/30/16 Other Revised 11/18/16 Zayo Group Holdings, Inc. Presents at Morgan Stanley European Technology, Media & Telecom Conference, Nov-18-2016 09:45 AM 11/18/16 Earnings Revised 11/08/16 Zayo Group Holdings, Inc., Q1 2017 Earnings Call, Nov 08, 2016 11/08/16 Other Revised 11/08/16 Zayo Group Holdings, Inc. - Shareholder/Analyst Call 11/08/16 Other Revised 09/28/16 Zayo Group Holdings, Inc. Presents at Deutsche Bank 24th Annual Leveraged Finance Conference, Sep-28-2016 09:15 PM 09/28/16 Other Revised 09/21/16 Zayo Group Holdings, Inc. Presents at Goldman Sachs Communacopia 2016, Sep-21-2016 02:55 PM 09/21/16 Earnings Revised 08/25/16 Zayo Group Holdings, Inc., Q4 2016 Earnings Call, Aug 25, 2016 08/25/16 Other Revised 06/09/16 Zayo Group Holdings, Inc. Presents at Barclays High Yield Bond & Syndicated Loan Conference, Jun-09-2016 11:30 AM 06/09/16 Other Revised 05/24/16 Zayo Group Holdings, Inc. Presents at 44th Annual J.P. Morgan Global Technology, Media and Telecom Conference, May-24-2016 09:20 AM 05/24/16 Other Revised 05/17/16 Zayo Group Holdings, Inc. Presents at Goldman Sachs Leveraged Financial Conference 2016, May-17-2016 04:25 PM 05/17/16 Earnings Revised 05/05/16 Zayo Group Holdings, Inc., Q3 2016 Earnings Call, May 05, 2016 05/05/16 Other Revised 03/01/16 Zayo Group Holdings, Inc. Presents at Morgan Stanley Technology, Media & Telecom Conference, Mar-01-2016 03:25 PM 03/01/16 Earnings Revised 02/12/16 Zayo Group Holdings, Inc., Q2 2016 Earnings Call, Feb 12, 2016 02/12/16 Other Revised 01/28/16 Zayo Group Holdings, Inc. - Special Call 01/28/16

Other Revised 12/08/15 Zayo Group Holdings, Inc. Presents at Barclays Global Technology, Media and Telecommunications Conference, Dec-08-2015 02:15 PM 12/08/15 Other Revised 11/24/15 Allstream Inc., Zayo Group Holdings, Inc. - M&A Call 11/24/15 Other Revised 11/23/15 Allstream Inc., Zayo Group Holdings, Inc., Manitoba Telecom Services Inc. - M&A Call 11/23/15 Earnings Revised 11/10/15 Zayo Group Holdings, Inc., Q1 2016 Earnings Call, Nov 10, 2015 11/10/15 Other Revised 11/02/15 Zayo Group Holdings, Inc. - Shareholder/Analyst Call 11/02/15 Earnings Revised 09/18/15 Zayo Group Holdings, Inc., Q4 2015 Earnings Call, Sep 18, 2015 09/18/15 Other Revised 05/20/15 Zayo Group Holdings, Inc. Presents at 43rd Annual J.P. Morgan Global Technology, Media and Telecom Conference, May-20-2015 10:40 AM 05/20/15 Earnings Revised 05/13/15 Zayo Group Holdings, Inc., Q3 2015 Earnings Call, May 13, 2015 05/13/15 Earnings Revised 02/11/15 Zayo Group Holdings, Inc., Q2 2015 Earnings Call, Feb 11, 2015 02/11/15

Earnings Revised 11/07/14 Zayo Group Holdings, Inc., Q1 2015 Earnings Call, Nov 07, 2014 11/07/14 Earnings Revised 02/05/14 Zayo Group Holdings, Inc., Q2 2014 Earnings Call, Feb 06, 2014 02/05/14