Date Title 11/29/18   Quest by the Numbers - Mark Guinan 11/29/18   Accelerating Growth, Building Value - Steve Rusckowski 11/29/18   Accelerate Growth - Everett Cunningham and Jim Davis 11/29/18   Innovation and Growth in Advanced Diagnostics - Carrie Eglinton Manner 11/29/18   Becoming the Consumer Lab Provider of Choice - Cathy Doherty 11/29/18   Data Analytics and Population Health Services - Jay Wohlgemuth and Dermot Shorten 11/29/18   Drive Operational Excellence - Jim Davis

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Date Title 02/01/18   Q4 2017 Quest Diagnostics Earnings Conference Call 01/10/18   36th Annual J.P. Morgan Healthcare Conference 10/19/17   Q3 2017 Quest Diagnostics Earnings Conference Call 07/25/17   Q2 2017 Quest Diagnostics Earnings Conference Call 04/20/17   Q1 2017 Quest Diagnostics Earnings Conference Call 01/26/17   Q4 2016 Quest Diagnostics Earnings Conference Call 01/26/17   Q4 2016 Presentation 01/11/17   35th Annual J.P. Morgan Healthcare Conference 10/20/16   Q3 2016 Quest Diagnostics Earnings Conference Call 10/20/16   Q3 2016 Presentation 07/21/16   Q2 2016 Quest Diagnostics Earnings Conference Call 07/21/16   Q2 2016 Presentation 04/21/16   Q1 2016 Quest Diagnostics Earnings Conference Call 04/21/16   Q1 2016 Presentation 01/28/16   Q4 2015 Quest Diagnostics Earnings Conference Call 01/28/16   Q4 2015 Presentation 01/12/16   34th Annual J.P. Morgan Healthcare Conference 10/22/15   Q3 2015 Quest Diagnostics Earnings Conference Call 10/22/15   Q3 2015 Presentation 07/23/15   Q2 2015 Quest Diagnostics Earnings Conference Call 07/23/15   Q2 2015 Presentation 06/02/15   Jefferies 2015 Global Healthcare Conference 04/23/15   Q1 2015 Quest Diagnostics Earnings Conference Call 04/23/15   Q1 2015 Presentation 01/29/15   Q4 2014 Quest Diagnostics Earnings Conference Call 01/29/15   Q4 2014 Presentation 01/14/15   33rd Annual J.P. Morgan Healthcare Conference Presentation 11/05/14   Quest Diagnostics Investor Day 10/23/14   Q3 2014 Quest Diagnostics Earnings Conference Call 10/23/14   Q3 2014 Presentation 07/24/14   Q2 2014 Quest Diagnostics Earnings Conference Call 07/24/14   Q2 2014 Presentation 05/08/14   39th Annual Deutsche Bank Health Care Conference 04/24/14   Q1 2014 Quest Diagnostics Earnings Conference Call 04/24/14   Q1 2014 Presentation 02/25/14   Quest Diagnostics at RBC Capital Markets Healthcare Conference 01/30/14   Q4 2013 Quest Diagnostics Earnings Conference Call 01/30/14   Q4 2013 Presentation 01/15/14   32nd Annual J.P. Morgan Healthcare Conference 01/15/14   32nd Annual J.P. Morgan Healthcare Conference