Accessibility StatementSkip Navigation NEW YORK, Nov. 11, 2025 /PRNewswire/ -- Levi &Â Korsinsky, LLP notifies investors in Avantor, Inc. ("Avantor, Inc." or the "Company") (NYSE: AVTR) of a class action securities lawsuit. CLASS DEFINITION: The lawsuit seeks to recover losses on behalf of Avantor, Inc. investors who were adversely affected by alleged securities fraud between March 5, 2024 and October 28, 2025. Follow the link below to get more information and be contacted by a member of our team: https://z ...

Core Viewpoint - A class action lawsuit has been filed against Avantor, Inc. for alleged violations of federal securities laws during the period from March 5, 2024, to October 28, 2025, seeking to recover losses for investors [1][3]. Company Performance - Avantor reported weaker-than-expected organic sales in its Laboratory Solutions segment on April 25, 2025, and reduced its 2025 outlook, with the CFO acknowledging increased competitive intensity leading to lower volumes at certain customers. This resulted in a stock price decline of over 16% [4]. - On August 1, 2025, Avantor announced disappointing second quarter results and further reduced its full-year guidance, indicating ongoing competitive pressures, which led to a stock price drop of more than 15% [5]. - On October 29, 2025, Avantor disclosed weak third quarter financial results, including a 5% decline in organic revenue, contradicting previous management assurances of an improving trajectory. Following this announcement, the stock price fell by more than 23% [6]. Allegations in the Lawsuit - The lawsuit alleges that Avantor and certain senior executives made false and misleading statements and failed to disclose the true state of the company's competitive position in key product lines, particularly in Laboratory Solutions, which was weaker than represented. It also claims that Avantor was negatively impacted by increased competition, adversely affecting volumes, sales, and growth [8].

Core Viewpoint - Rosen Law Firm has announced a class action lawsuit on behalf of Avantor, Inc. investors who purchased common stock between March 5, 2024, and October 28, 2025, highlighting potential misrepresentations by the company regarding its competitive positioning and operational challenges [2][6]. Group 1: Class Action Details - The class action lawsuit has already been filed, and investors who purchased Avantor common stock during the specified period may be entitled to compensation without any out-of-pocket fees through a contingency fee arrangement [3][4]. - Investors wishing to serve as lead plaintiff must file with the court by December 29, 2025 [2][4]. Group 2: Allegations Against Avantor - The lawsuit claims that Avantor misrepresented its competitive positioning, which was weaker than publicly stated, and that the company faced negative impacts from increased competition [6]. - It is alleged that the defendants' statements regarding Avantor's business operations and prospects were materially false and misleading, leading to investor damages when the true information became public [6]. Group 3: Rosen Law Firm's Credentials - Rosen Law Firm is recognized for its success in securities class actions, having achieved significant settlements, including the largest securities class action settlement against a Chinese company at the time [5]. - The firm has consistently ranked highly in securities class action settlements and has recovered hundreds of millions of dollars for investors, with over $438 million secured in 2019 alone [5].

NEW YORK, Nov. 10, 2025 (GLOBE NEWSWIRE) -- The Gross Law Firm issues the following notice to shareholders of Avantor, Inc. (NYSE: AVTR). Shareholders who purchased shares of AVTR during the class period listed are encouraged to contact the firm regarding possible lead plaintiff appointment. Appointment as lead plaintiff is not required to partake in any recovery. CONTACT US HERE: https://securitiesclasslaw.com/securities/avantor-inc-loss-submission-form/?id=176108&from=3 CLASS PERIOD: March 5, 2024 to Octo ...

Core Viewpoint - Avantor, Inc. is facing a securities fraud class action lawsuit due to significant stock price declines following disappointing financial results and management changes, with a deadline for investors to file a lead plaintiff motion by December 29, 2025 [1][15]. Financial Performance - On April 25, 2025, Avantor reported first quarter results that missed consensus estimates and reduced guidance for the remainder of 2025, citing increased competitive intensity [2]. - Following this announcement, Avantor's stock price dropped by $2.57, or 16.6%, closing at $12.93 per share [3]. - On August 1, 2025, the company again missed estimates in its second quarter results, revealing a year-over-year decrease in net sales and further reducing its 2025 guidance [3][4]. - This led to a further decline in stock price by $2.08, or 15.5%, closing at $11.36 per share [4]. - On October 29, 2025, Avantor disclosed disappointing third quarter results, including a -5% organic revenue growth and a net loss of $712 million, primarily due to a non-cash goodwill impairment charge of $785 million [5]. - The stock price fell by $3.50, or 23.2%, closing at $11.58 per share following this announcement [6]. Lawsuit Details - The class action lawsuit alleges that Avantor made materially false and misleading statements and failed to disclose adverse facts about its business and competitive positioning [7]. - Specific allegations include that Avantor's competitive position was weaker than represented, and that the company was negatively impacted by increased competition, which contradicted the positive statements made by the defendants [7].

Core Points - A class action securities lawsuit has been filed against Avantor, Inc. to recover losses for shareholders affected by alleged securities fraud between March 5, 2024, and October 28, 2025 [2] - The complaint alleges that Avantor's competitive positioning was misrepresented, indicating that the company was facing negative impacts from increased competition, which rendered the defendants' statements about the company's business and prospects materially false and misleading [3] Company Information - Avantor, Inc. is currently facing legal challenges due to claims of securities fraud, which may impact its reputation and stock performance [2][3] - The lawsuit highlights concerns regarding the company's competitive positioning and operational challenges, which could affect investor confidence and future performance [3] Legal Representation - Levi & Korsinsky LLP, a recognized securities litigation firm, is representing the shareholders in this case, emphasizing their extensive experience and success in securing recoveries for aggrieved investors [5]

Core Viewpoint - The Gross Law Firm has issued a notice to shareholders of Avantor, Inc. regarding a class action lawsuit alleging that the company made materially false and misleading statements about its competitive positioning and business operations during the specified class period [1]. Group 1: Allegations - The complaint claims that Avantor's competitive positioning was weaker than publicly represented by the defendants [1]. - It is alleged that Avantor was negatively affected by increased competition, which was not disclosed [1]. - As a result, the representations made by the defendants about the company's business, operations, and prospects were materially false and misleading [1]. Group 2: Class Action Details - The class period for the lawsuit is from March 5, 2024, to October 28, 2025 [1]. - Shareholders are encouraged to register for the class action by December 29, 2025, to potentially be appointed as lead plaintiffs [2]. - There is no cost or obligation for shareholders to participate in the case [2]. Group 3: Law Firm's Mission - The Gross Law Firm aims to protect the rights of investors who have suffered due to deceit, fraud, and illegal business practices [3]. - The firm is committed to ensuring companies adhere to responsible business practices and good corporate citizenship [3]. - The firm seeks recovery for investors who incurred losses due to false or misleading statements that led to artificial inflation of stock prices [3].

Core Viewpoint - Avantor, Inc. has appointed Mary Blenn as the Executive Vice President and Chief Operating Officer to enhance its manufacturing and supply chain operations, aligning them with the company's growth strategy [1][2]. Group 1: Appointment Details - Mary Blenn will report to President and CEO Emmanuel Ligner and will oversee the alignment of Avantor's manufacturing and logistics network with its growth strategy [2]. - The role aims to enhance efficiency and scalability while ensuring high-quality, reliable solutions for customers [2]. Group 2: Mary Blenn's Background - Ms. Blenn has over three decades of experience in global operations, manufacturing, and supply chain leadership within the life sciences, medical technology, and industrial manufacturing sectors [3]. - She previously served as Senior Vice President of Global Operations & Supply Chain at Cytiva and has held senior roles at General Electric in healthcare and biopharma divisions [3]. Group 3: Leadership Impact - Emmanuel Ligner emphasized Ms. Blenn's ability to transform complex operations into agile systems, highlighting her experience in leading large-scale manufacturing and supply chain organizations through rapid growth [4]. - Ms. Blenn expressed her commitment to strengthening Avantor's manufacturing and supply chain capabilities and embedding lean principles to enhance customer service [4].

Core Viewpoint - Bernstein Liebhard LLP has initiated a securities fraud class action lawsuit against Avantor, Inc. for alleged misrepresentations regarding the company's competitive positioning, affecting investors who purchased shares between March 5, 2024, and October 28, 2025 [3]. Group 1 - The lawsuit was filed in the United States District Court for the Eastern District of Pennsylvania on behalf of investors who acquired Avantor common stock during the specified period [3]. - The allegations include violations of the Securities Exchange Act of 1934 against Avantor and certain senior officers [3]. - Investors interested in serving as lead plaintiffs must file necessary documents by December 29, 2025, although participation as a class member does not require this [4]. Group 2 - Bernstein Liebhard LLP has a history of recovering over $3.5 billion for clients since 1993 and has represented both individual investors and large pension funds [5]. - The firm has been recognized multiple times in The National Law Journal's "Plaintiffs' Hot List" and has been listed in The Legal 500 for sixteen consecutive years, indicating a strong reputation in class action litigation [5].

Core Points - The Avantor class action lawsuit alleges that the company and certain executives violated the Securities Exchange Act of 1934, impacting investors who purchased Avantor common stock [1][3][4] Group 1: Allegations and Financial Impact - The lawsuit claims that Avantor's competitive positioning was misrepresented, leading to substantial losses for investors due to increased competition [3] - Following the announcement of weak first quarter 2025 results, Avantor's stock price fell by over 16% after the CFO acknowledged the impact of competitive intensity [4] - In the second quarter of 2025, Avantor reported disappointing results and reduced its full-year guidance, causing a further stock price decline of more than 15% [5] - The third quarter of 2025 saw a 5% decrease in organic revenue growth, contradicting previous assurances, which led to a significant drop in stock price by over 23% [6] Group 2: Legal Process and Representation - Investors who suffered losses can seek to become lead plaintiffs in the class action lawsuit, with motions due by December 29, 2025 [2][7] - The lead plaintiff will represent the interests of all class members and can choose their legal representation [7] Group 3: Company Overview - Avantor provides mission-critical products and services across various sectors, including biopharma, healthcare, and advanced technologies [3]