Core Viewpoint - A class action has been filed against Neogen Corporation for allegedly misleading investors regarding its integration with 3M Company, which has negatively impacted its financial health [2][3]. Group 1: Allegations and Financial Impact - The complaint states that Neogen issued false statements about the smooth progress of its integration with 3M, failing to disclose significant integration issues [2]. - On January 10, 2025, Neogen reported a GAAP net income loss due to a $461 million non-cash goodwill impairment charge related to the 3M acquisition, leading to a 5% decline in stock price to $12.36 per share [3]. - On April 9, 2025, Neogen announced a 3.4% drop in quarterly revenue to $221 million, attributed to integration issues, and cut its fiscal year 2025 revenue and EBITDA outlook, resulting in a 28% drop in stock price [4]. Group 2: Stock Performance and Market Capitalization - On June 4, 2025, Neogen projected an EBITDA margin in the high teens, down from 22% in the previous quarter, causing an additional 17% decline in stock price to $4.96 per share [5]. - From a high of $23.84 per share on August 15, 2023, Neogen's stock price fell by $18.88, or 79%, erasing over $4 billion in market capitalization [5].