Financial Performance - Aura Biosciences reported a net loss of 27.5millionforQ12025,comparedtoanetlossof19.7 million for Q1 2024, reflecting an increase of approximately 39% year-over-year [21]. - The comprehensive loss for Q1 2025 was 27.6million,comparedto20.2 million in Q1 2024 [24]. - General and administrative expenses increased to 5.7millioninQ12025from5.3 million in Q1 2024, driven by higher personnel costs [21]. Research and Development - Research and development expenses rose to 23.3millioninQ12025from17.1 million in Q1 2024, primarily due to ongoing clinical trial costs [17]. - The ongoing Phase 1b/2 trial for NMIBC will evaluate bel-sar in approximately 26 patients, with initial efficacy data expected by year-end 2025 [12]. - The CoMpass trial for early-stage choroidal melanoma has enrolled over 220 patients in a pre-screening tool since June 2024, with completion expected by the end of 2025 [4]. - The company expects initial data from the Phase 2 trial for metastases to the choroid in 2025, with a focus on a basket study approach [7]. - Bel-sar is being explored for three ocular oncology indications, collectively affecting over 60,000 patients annually in the U.S. and Europe [6]. - The company has filed a patent application for a new formulation of bel-sar for bladder cancer, aimed at enhancing in-office urologist procedures [10]. Financial Position - As of March 31, 2025, the company had cash and cash equivalents totaling 128.0million,sufficienttofundoperationsintothesecondhalfof2026[17].−Totalassetsdecreasedfrom182,503 million as of December 31, 2024, to 155,401millionasofMarch31,2025,representingadeclineofapproximately14.85160,623 million to 134,517million,areductionofabout16.26151,970 million to 127,966million,reflectingadeclineofapproximately15.7731,693 million to 38,226million,anincreaseofabout20.0430,533 million to 27,435million,adecreaseofapproximately10.1414,913 million to 12,163million,adecreaseofabout18.4315,620 million to 15,272million,areductionofabout2.23525,934 million to 529,571million,agrowthofabout0.25(374,227) million to (401,710)million,indicatingaworseningofapproximately7.36263 million to $105 million, a decline of approximately 60.00% [26].