Exhibit 99.1 908 Devices Reports First Quarter 2024 Financial Results and Updates 2024 Revenue Outlook First quarter 2024 product and service revenue increased 8% compared to prior year, driven by a 20% increase in handheld revenue Acquired RedWave Technology, expanding forensics product portfolio for point-of-need applications BOSTON – April 30, 2024 – 908 Devices Inc. (Nasdaq: MASS), a pioneer of purpose-built handheld and desktop devices for chemical and biochemical analysis, today reported financial res ...