2021 CORPORATE RESPONSIBILITY REPORT I 52 Quest Diagnostics is dedicated to providing accessible and robust learning opportunities for our frontline people leaders, as well as supporting all employees in pursuing higher education and advanced certifications. Leadership development To better equip our leaders with the skills they need to inspire, motivate, and succeed, we launched LQSMCore, a year-long leadership development experience for supervisors and managers, focused on communication, coaching, developing others, inclusion, and change leadership. 433 leaders in 21 cohorts Manager essentials In mid-November 2021, we introduced a new 6-month curriculum for new supervisors and managers focusing on skills critical for first-time people leaders and effective navigation of Quest systems. Through EMPower, newly hired or promoted first-time people leaders engage in a curriculum that helps them to develop competencies within topics like diversity, equity and inclusion, recognition and engagement, performance management, finance and operational skills, and more. 209 supervisors and managers enrolled in the first 6 weeks LEARNING & DEVELOPMENT Investing in our people “ Being able to collaborate with leaders from various functional backgrounds has helped me to inspire innovation as a supervisor. LQSMCore provided me with a renewed sense of what it means to be a people leader at Quest Diagnostics. ” Asia Hill Supervisor, Lean Supply LQSMCore participant Education assistance Quest Diagnostics Education Assistance Program provides opportunities for employees to pursue college-level education and professional certifications to enhance their skills and further their professional and career development. Through the program, full-time employees may be reimbursed 100% for eligible tuition expenses up to the annual reimbursement limit of $5,250. $3.5 M for tuition reimbursement Pathology Leadership Program In 2020, we introduced our Pathology Leadership Program, a 6- to 8-week program created to equip our pathologists with the leadership skills necessary to develop themselves and others. In 2021, 25 additional pathologists graduated from this program, with some graduates subsequently being promoted into new leadership roles. Quest Leadership Assessment With the goal of providing insight and action planning on leadership competencies, skills, and attributes, we introduced an assessment program for supervisors through senior managers. In 2021, almost 2200 Quest leaders participated in the QLA. TABLE OF CONTENTS 2021 OVERVIEW COVID-19 RESPONSE PROMOTING A HEALTHIER WORLD CREATING AN INSPIRING WORKPLACE BUILDING VALUE REFERENCES