Exhibit 99.1 Aterian Reports 2025 Second Quarter Financial Results and Provides Guidance for the Second Half of 2025 Tarif Mitigation Strategies, Cost Optimization Plan, New Product Introductions, and Sales Channel Expansion Position the Company for Improved Performance SUMMIT, NEW JERSEY, August 13, 2025 – Aterian, Inc. (Nasdaq: ATER) ("Aterian" or the "Company"), a consumer products company, today announced financial results for the second quarter ended June 30, 2025 ("Q2 2025") and provided net revenue a ...