Labcorp — Oct 28, 2025 release

• Accelerated growth, enhanced the customer experience and improved operational efficiency through the launch of Labcorp Test Finder and investments in digital and AI capabilities to enhance areas such as pathology, cytology and microbiology. On October 8, 2025, the company announced a quarterly cash dividend of $0.72 per share of common stock, payable on December 11, 2025, to stockholders of record at the close of business on November 26, 2025. In the quarter, Labcorp repurchased $25 million of common stock. 2 LABCORP HOLDINGS INC. AND SUBSIDIARIES CONSOLIDATED RESULTS Three Months Ended September 30, Nine Months Ended September 30, 2025 2024 Delta 2025 2024 Delta Revenue Summary (Dollars in billions) Total Revenue $ 3.56  $ 3.28  8.6 % $ 10.44  $ 9.68  7.8 % Organic (1) 6.2 % 4.6 % Acquisitions, net of Divestitures 1.7 % 3.0 % Foreign Exchange 0.7 % 0.3 % (1) Organic revenue is no longer separated between the Base Business and COVID-19 Testing. Earnings Summary (Dollars in millions, except per share data) Operating Income (“OI”) $ 396.6  $ 254.1  $ 1,117.1  $ 870.2  OI as % of Revenue 11.1  % 7.7  % 340 bps 10.7  % 9.0  % 170 bps Adjustments (2) $ 116.7  $ 187.0  $ 396.8  $ 503.6  Adjusted Operating Income (“AOI”) (3) $ 513.3  (4) $ 441.1  $ 1,513.9  $ 1,373.8  AOI as % of Revenue 14.4  % (4) 13.4  % 100 bps 14.5  % 14.2  % 30 bps Net Earnings Attributable to Labcorp Holdings Inc. $ 261.1  $ 169.3  $ 711.8  $ 602.6  Diluted EPS $ 3.12  $ 2.00  $ 8.48  $ 7.13  Adjusted EPS (3) $ 4.18  $ 3.50  19.4  % $