Prange Karen plan to sell securities of AtriCure, Inc. under Form 144

Prange Karen filed Form 144 to notify SEC of plan to sell 3564 units of AtriCure, Inc. securities around 2026-08-05, with aggregate market value of $138,996.00. The total outstanding units is 50866294.0. The amount planned to be sold represents 0.01% of total outstanding units; Recent transactions in past 3 months include: On 05/20/2026, sold 1000 units for $28759.40; On 05/21/2026, sold 2000 units for $57188.82;