Exhibit 99.1 For immediate release October 29, 2024 AtriCure Reports Third Quarter 2024 Financial Results • Worldwide revenue of $115.9 million – an increase of 17.9% year over year • U.S. revenue of $95.5 million – an increase of 16.8% year over year • Achieved 20% growth on revenues from open appendage management devices in the U.S. • International revenue of $20.5 million – an increase of 23.3% year over year • Positive cash flow generation of $16.3 million in third quarter 2024 MASON, Ohio, October 29, ...