The lawsuit, filed by Hagens Berman Sobol Shapiro LLP, targets the period between February 19, 2025, and May 12, 2026. Plaintiffs contend that Wix executives overstated the competitive strength of their AI-driven tools while simultaneously underestimating the aggressive development and marketing costs required to sustain them. The fiscal strain became undeniable on May 13, 2026, when the company revealed that non-GAAP operating expenses had surged 46% year-over-year, causing operating margins to crater from 21% to 5%.

Management admitted during recent earnings calls that the Harmony platform suffered from technical gaps, leading professional developers to migrate toward competing AI solutions. This revelation wiped over $1.1 billion from the company’s market capitalization. Reed Kathrein, the partner leading the investigation, stated the firm is examining whether Wix intentionally concealed the adverse financial impacts of these AI projects. Investors seeking to participate in the litigation must meet a lead plaintiff deadline of September 22, 2026.