Press Release: Johnson Fistel Investigates Claims On Behalf Of Atyr Pharma, Inc. (Atyr) Shareholders

NEW YORK CITY, NY / ACCESS Newswire / December 8, 2025 / Pomerantz LLP announces that a class action lawsuit has been filed against aTyr Pharma, Inc. ("aTyr" or the "Company") . Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, (or 888.4-POMLAW), toll-free, Ext. 7980. Those who inquire by e-mail are encouraged to include their mailing address, telephone number, and the number of shares purchased.

The class action concerns whether aTyr and certain of its officers and/or directors have engaged in securities fraud or other unlawful business practices.

You have until December 8, 2025, to ask the Court to appoint you as Lead Plaintiff for the class if you purchased or otherwise acquired aTyr securities during the Class Period. A copy of the Complaint can be obtained at www.pomerantzlaw.com.

[Click here for information about joining the class action]

On September 15, 2025, aTyr hosted an investor call announcing that the EFZO-FIT study-a Phase 3, randomized, double-blind, placebo-controlled study to evaluate the safety and efficacy of intravenous Efzofitimod in patients with pulmonary sarcoidosis-did not meet its primary endpoint in change from baseline in mean daily OSC dose at week 48. Additionally, aTyr announced that the Company's next step was to engage with the U.S. Food and Drug Administration to determine a path forward, given the disappointing topline results.

On this news, aTyr's stock price fell $5.01 per share, or 83.17%, to close at $1.01 per share on September 15, 2025.

Pomerantz LLP, with offices in New York, Chicago, Los Angeles, London, Paris, and Tel Aviv, is acknowledged as one of the premier firms in the areas of corporate, securities, and antitrust class litigation. Founded by the late Abraham L. Pomerantz, known as the dean of the class action bar, Pomerantz pioneered the field of securities class actions. Today, more than 85 years later, Pomerantz continues in the tradition he established, fighting for the rights of the victims of securities fraud, breaches of fiduciary duty, and corporate misconduct. The Firm has recovered numerous multimillion-dollar damages awards on behalf of class members. See www.pomlaw.com.

Attorney advertising. Prior results do not guarantee similar outcomes.

SOURCE: Pomerantz LLP

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NEW YORK, NY / ACCESS Newswire / December 8, 2025 / Levi & Korsinsky, LLP releases a Podcast regarding aTyr Pharma, Inc. class action securities lawsuit

A Class Action lawsuit was filed on behalf of aTyr Pharma, Inc. investors who lost money as a result of alleged securities fraud between November 7, 2024 and September 12, 2025.

Levi & Korsinsky has released a Podcast describing the nature of the action. The podcast for this class action lawsuit can be found here:

https://www.podbean.com/player-v2/?i=mj5ct-19ad352-pb&from=pb6admin&pbad=0&share=1&download=1&rtl=0&fonts=Arial&skin=1&font-color=auto&logo_link=episode_page&btn-skin=7

According to the complaint, defendants provided overwhelmingly positive statements to investors while, at the same time, disseminating false and misleading statements and/or concealing material adverse facts concerning the efficacy of Efzofitimod, particularly, the drug's capability to allow a patient to completely taper their steroid usage.

The truth emerged on September 15, 2025 (pre-market) when aTyr hosted an investor call announcing that the EFZO-FIT study did not meet its primary endpoint. In pertinent part, defendants announced that the study did not meet the primary endpoint in change from baseline in mean daily OSC dose at week 48. Additionally, aTyr announced that the Company's next step was to engage with the FDA to determine a path forward, given the disappointing topline results.

Following this news, the price of aTyr's common stock declined from a closing market price of $6.03 per share on September 12, 2025 to $1.02 per share on September 15, 2025, a decline of 83.2% in the span of just a single day.

If you have any questions about this class action lawsuit or any other sudden or unexpected stock loss, feel free to contact Levi & Korsinsky at (212)-363-7500.

You can also find recent podcasts regarding other class actions lawsuits and topics which are of interest to shareholders that have lost money in the stock market, here:

https://suewallst.podbean.com/

LEVI & KORSINSKY: Over the past 20 years, the team at Levi & Korsinsky has secured hundreds of millions of dollars for aggrieved shareholders and built a track record of winning high-stakes cases. Our firm has extensive expertise representing investors in complex securities litigation and a team of over 70 employees to serve our clients. For seven years in a row, Levi & Korsinsky has ranked in ISS Securities Class Action Services' Top 50 Report as one of the top securities litigation firms in the United States.

CONTACT:

Levi & Korsinsky, LLP

Joseph E. Levi, Esq.

Ed Korsinsky, Esq.

33 Whitehall Street, 27th Floor

New York, NY 10004

jlevi@levikorsinsky.com

Tel: (212) 363-7500

Fax: (212) 363-7171

https://zlk.com/

SOURCE: Levi & Korsinsky, LLP

View the original press release on ACCESS Newswire