Johnson Fistel Launches Investigation into Ultra Clean Holdings, Inc. for Potential Securities Law Violations

Core Viewpoint - Johnson Fistel, LLP is investigating Ultra Clean Holdings, Inc. for potential violations of securities laws related to misrepresentation or failure to disclose information to investors, focusing on investor losses and recovery options under federal securities laws [1][4]. Company Performance - On February 24, 2025, Ultra Clean reported its financial results for Q4 and full-year 2024, acknowledging a slowdown in its "in China, for China" business, which is expected to lead to flat or declining performance in the first half of 2025 [4]. - The company attributed the slowdown to weaker demand, longer qualification times, and excess inventory from semiconductor and semiconductor capital equipment customers [4]. - Despite these challenges, Ultra Clean stated it can still supply Chinese semiconductor customers on the restricted export list by producing and engineering products within China [4].