EXHIBIT 99.1 FOR IMMEDIATE RELEASE NASDAQ: NSIT INSIGHT ENTERPRISES, INC. REPORTS FOURTH QUARTER AND FULL YEAR RESULTS Record Gross Margin and Gross Profit for the 4th Quarter CHANDLER, AZ – February 5, 2026 – Insight Enterprises, Inc. (NASDAQ: NSIT) (the "Company") today reported financial results for the quarter and full year ended December 31, 2025. Highlights include: In the fourth quarter of 2025, net sales decreased 1%, year to year, to $2.0 billion, and gross profit increased 9$ ...