Quest Diagnostics shareholders approve all proposals, reject GHG emissions report

The stockholder proposal regarding a report on the Company's greenhouse gas emissions was not approved by the following votes: For Against Abstain Broker Non-Vote 44,199,216 47,876,708 619,695 9,597,043

The advisory resolution to approve the executive officer compensation disclosed in the Company’s 2023 Proxy Statement was approved by the following votes: For Against Abstain Broker Non-Vote 83,289,135 9,124,611 281,877 9,597,039

The Company's Amended and Restated Employee Long-Term Incentive Plan was approved by the following votes: For Against Abstain Broker Non-Vote 82,002,261 10,368,567 324,794 9,597,040

The holders of record of the number of shares indicated below, all of which were entitled to vote at the Meeting, voted as follows in respect of the frequency of the stockholder advisory vote to approve executive officer compensation: 1 Year 2 Years 3 Years Abstain Broker Non-Vote 89,353,288 315,914 2,809,336 217,081 9,597,043

The ratification of the appointment of PricewaterhouseCoopers as the Company’s independent registered public accounting firm for 2023 was approved by the following votes: For Against Abstain 95,957,547 5,965,955 369,160

The following nominees for the office of director were elected for terms expiring at the 2024 Annual Meeting of Stockholders, by the following votes: For Against Abstain Broker Non-Vote James E. Davis 85,997,737 5,982,924 714,967 9,597,034 Luis A. Diaz, Jr., M.D. 92,145,195 250,096 300,338 9,597,033 Tracey C. Doi 92,004,702 442,084 248,845 9,597,031 Vicky B. Gregg 88,898,904 3,547,388 249,344 9,597,026 Wright L. Lassiter, III 91,923,074 466,113 306,444 9,597,031 Timothy L. Main 91,828,624 579,027 287,975 9,597,036 Denise M. Morrison 90,882,798 1,560,142 252,694 9,597,028 Gary M. Pfeiffer 85,281,504 7,110,362 303,763 9,597,033 Timothy M. Ring 88,098,639 4,247,551 349,436 9,597,036 Gail R. Wilensky 87,289,170 4,864,508 541,953 9,597,031