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Alto Neuroscience, Inc.

Corporate Governance / Derivative

  • Date:
  • 9/19/2025
  • Class Period:
  • FROM 2/2/2024 TO 10/22/2024
  • Status:
  • Investigating
  • Filing Date:
  • 7/21/2025
  • Court:
  • U.S. District Court: Northern California

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Bragar Eagel & Squire, P.C., a nationally recognized stockholder rights law firm, is investigating potential claims against Alto Neuroscience, Inc. (NYSE:ANRO) on behalf of long-term stockholders following a class action complaint that was filed against Alto on July 21, 2025 with a Class Period from February 2, 2024 to October 22, 2024. Our investigation concerns whether the board of directors of Alto have breached their fiduciary duties to the company.

According to the complaint, the Offering Documents in support of the IPO were negligently prepared. Additionally, during the class period, defendants failed to disclose that: (i) ALTO-100 was less effective in treating MDD than defendants had led investors to believe; (ii) accordingly, ALTO-100’s clinical, regulatory, and commercial prospects were overstated; and (iii) as a result, Alto’s business and/or financial prospects were overstated.
 
On October 22, 2024, Alto issued a press release announcing topline results from the Phase 2b trial evaluating ALTO-100 as a treatment for MDD. That press release stated, in relevant part, that “ALTO-100 in patients with [MDD] did not meet its primary endpoint, assessed by a change from baseline in Montgomery-Åsberg Depression Rating Scale (MADRS), compared to placebo.” On this news, Alto’s stock price fell $10.17 per share, or 69.99%, to close at $4.36 per share on October 23, 2024.
 
If you are a long-term stockholder of Alto, have information, would like to learn more about these claims, or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Brandon Walker or Marion Passmore by email at investigations@bespc.com, telephone at (212) 355-4648, or by filling out the form below.  There is no cost or obligation to you.
Contact Instructions
Please contact Brandon Walker or Marion Passmore by email at investigations@bespc.com with any questions regarding the case.
The individual or institution below (“Plaintiff”) has reviewed and agrees to the Bragar Eagel & Squire, P.C. (“BESPC”) retainer agreement and authorizes BESPC to prosecute an action on Plaintiff’s behalf under the federal securities laws or applicable state laws to recover damages on behalf of investors in . BESPC will prosecute the action on a full contingency basis and will forward all costs and expenses.
 

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