Exhibit 99.1 Bristol Myers Squibb Reports Second Quarter Financial Results for 2026 and Raises Full- Year Outlook Strong Performance Underscores Growth Portfolio Momentum and Pipeline Progress (PRINCETON, N.J., July 30, 2026) – Bristol Myers Squibb (NYSE: BMY) today reports results for the second quarter of 2026. "The Growth Portfolio continues to deliver, achieving 15% growth in the quarter, and represents an expanding share of our overall business," said Christopher Boerner, Ph.D., board chair and chief e ...