Initial Statement of Beneficial Ownership of Securities

This filing reports that David E. Lazar, a director of Aterian, Inc. (ATER), has an initial statement of beneficial ownership of securities. The filing, dated April 27, 2026, indicates that Mr. Lazar directly owns 0 shares of Common Stock. A footnote clarifies that no shares of Common Stock are beneficially owned, suggesting a nominal holding or a change in holdings not reflected in the direct ownership count. The signature date is May 1, 2026.