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ATYR INVESTOR NOTICE: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of aTyr Pharma

Key Takeaway: Faruqi & Faruqi, LLP is investigating aTyr Pharma regarding potential securities law violations connected to their drug, efzofitimod. The firm claims that aTyr provided misleading statements about the drug's efficacy, particularly in relation to steroid tapering. Following the release of disappointing trial results, aTyr's stock plummeted 83.25%, raising concerns among investors. A class action lawsuit has been filed, with a deadline for lead plaintiff applications set for December 8, 2025.

Market Sentiment Analysis

CONCERNS & RISKS

  • Faruqi & Faruqi, LLP is investigating potential claims against aTyr Pharma due to alleged misleading statements.
  • The company faced a significant stock drop of 83.25% after the negative trial results of efzofitimod.
  • The complaint includes allegations of false disclosures about the drug's efficacy, affecting investor trust.

Full Press Release Details

Faruqi & Faruqi, LLP Securities Litigation Partner James (Josh) Wilson Encourages Investors Who Suffered Losses In aTyr To Contact Him Directly To Discuss Their Options
If you purchased or acquired securities in aTyr between January 16, 2025 and September 12, 2025 and would like to discuss your legal rights, call Faruqi & Faruqi partner Josh Wilson directly at 877-247-4292 or 212-983-9330 (Ext. 1310).
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NEW YORK, Nov. 20, 2025 (GLOBE NEWSWIRE) -- Faruqi & Faruqi, LLP, a leading national securities law firm, is investigating potential claims against aTyr Pharma, Inc. (“aTyr” or the “Company”) (NASDAQ: ATYR) and reminds investors of the December 8, 2025 deadline to seek the role of lead plaintiff in a federal securities class action that has been filed against the Company.
Faruqi & Faruqi is a leading national securities law firm with offices in New York, Pennsylvania, California and Georgia. The firm has recovered hundreds of millions of dollars for investors since its founding in 1995. See www.faruqilaw.com.
As detailed below, the complaint alleges that the Company and its executives violated federal securities laws by making false and/or misleading statements and/or failing to disclose that: 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. This caused Plaintiff and other shareholders to purchase aTyr’s securities at artificially inflated prices.
In the EFZO-FIT study, efzofitimod failed to show any change in mean daily oral corticosteroid (OCS) dose at week 48, with the OCS dose reducing by an average of 2.79mg for 5.0 mg/kg efzofitimod compared to 3.52 mg for placebo. Complete steroid withdrawal was achieved for 52.6% of patients treated with 5.0 mg/kg efzofitimod versus 40.2% on placebo.
After aTyr Pharma released the results, its stock dropped by 83.25%, from a September 12th market close of $6.03 to a September 15th market close of $1.01.
The court-appointed lead plaintiff is the investor with the largest financial interest in the relief sought by the class who is adequate and typical of class members who directs and oversees the litigation on behalf of the putative class. Any member of the putative class may move the Court to serve as lead plaintiff through counsel of their choice, or may choose to do nothing and remain an absent class member. Your ability to share in any recovery is not affected by the decision to serve as a lead plaintiff or not.
Faruqi & Faruqi, LLP also encourages anyone with information regarding aTyr’s conduct to contact the firm, including whistleblowers, former employees, shareholders and others.
To learn more about the aTyr Pharma class action, go to www.faruqilaw.com/ATYR or call Faruqi & Faruqi partner Josh Wilson directly at 877-247-4292 or 212-983-9330 (Ext. 1310).
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Attorney Advertising. The law firm responsible for this advertisement is Faruqi & Faruqi, LLP (www.faruqilaw.com). Prior results do not guarantee or predict a similar outcome with respect to any future matter. We welcome the opportunity to discuss your particular case. All communications will be treated in a confidential manner.

Frequently Asked Questions

What should investors in aTyr do if they suffered losses?

Investors who suffered losses in aTyr should contact Josh Wilson at Faruqi & Faruqi.

What is the deadline for the aTyr class action lead plaintiff?

The deadline to seek lead plaintiff status in the aTyr class action is December 8, 2025.

What allegations are made against aTyr Pharma?

The complaint alleges that aTyr and its executives made misleading statements about Efzofitimod.

How much did aTyr's stock drop after the drug results were released?

aTyr's stock dropped by 83.25%, from $6.03 to $1.01.

How can one get more information about the class action?

For more information, visit www.faruqilaw.com/ATYR or contact Josh Wilson directly.

Last updated: Nov 20, 2025