CDW Reports Second Quarter 2026 Earnings

(Dollars in millions, except per share amounts) Three Months Ended June 30, Six Months Ended June 30, 2026 2025 Percent 2026 2025 Percent

Change Change Net sales$ 6,572.2$ 5,976.610.0 %$ 12,252.0$ 11,175.79.6 % Gross profit$ 1,319.8$ 1,241.26.3$ 2,509.8$ 2,363.56.2 Gross profit margin20.1 %20.8 %20.5 %21.1 % Operating income$ 428.6$ 420.22.0$ 804.6$ 781.62.9 Operating income margin6.5 %7.0 %6.6 %7.0 % Non-GAAP operating income(1)$ 556.0$ 519.77.0$ 1,007.9$ 963.74.6 Non-GAAP operating income margin(1)8.5 %8.7 %8.2 %8.6 % Net income$ 274.4$ 271.21.2$ 509.8$ 496.12.8 Non-GAAP net income(1)$ 370.4$ 343.77.8$ 665.7$ 630.25.6 Net income per diluted share$ 2.15$ 2.055.1$ 3.97$ 3.736.3 Non-GAAP net income per diluted share(1)$ 2.91$ 2.6011.9$ 5.18$ 4.749.3 Average daily sales(2)$ 102.7$ 93.410.0$ 96.5$ 88.09.6 (1 )Non-GAAP measures used in this release that are not based on accounting principles generally accepted in the United States of America ("GAAP") are each defined and reconciled to the most directly comparable GAAP measures in the attached schedules. (2) Defined as Net sales divided by the number of selling days. There were 64 selling days for both the three months ended June 30, 2026 and 2025. There were 127 selling days for both the six months ended June 30, 2026 and 2025.