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Gossamer Bio, Inc. (GOSS) Shareholders Who Lost Money Have Opportunity to Lead Securities Fraud Lawsuit

prnewswire.com

Gossamer Bio, Inc. (GOSS) Shareholders Who Lost Money Have Opportunity to Lead Securities Fraud Lawsuit LOS ANGELES, April 15, 2026 /PRNewswire/ -- Glancy Prongay Wolke & Rotter LLP announces that investors with losses have opportunity to lead the securities fraud class action lawsuit against Gossamer Bio, Inc. ("Gossamer" or the "Company") (NASDAQ: GOSS).

IF YOU SUFFERED A LOSS ON YOUR GOSSAMER INVESTMENTS, CLICK HERE BEFORE JUNE 1, 2026 (LEAD PLAINTIFF DEADLINE) TO PARTICIPATE IN THE SECURITIES FRAUD LAWSUIT

What Is The Lawsuit About?

The complaint filed alleges that, between June 16, 2025 and February 20, 2026, Defendants failed to disclose to investors that: (1) patients at the Latin American sites were largely heavily-treated and lower risk and, ultimately, performed particularly well on the placebo, thus, Gossamer's Phase 3 PROSERA study failed to meet the primary endpoint of improved six-minute walk distance at week 24; and (2) as a result, Defendants' positive statements about the Company's business, operations, and prospects were materially misleading and/or lacked a reasonable basis at all relevant times.

Contact Us To Participate or Learn More:

If you wish to learn more about this action, or if you have any questions concerning this announcement or your rights or interests with respect to these matters, please contact us.

Charles Linehan, Esq.,

Glancy Prongay Wolke & Rotter LLP,

1925 Century Park East, Suite 2100,

Los Angeles California 90067

Email: [email protected]

Telephone: 310-201-9150 (Toll-Free: 888-773-9224)

Visit our website at www.glancylaw.com.

Follow us for updates on LinkedIn, Twitter, or Facebook.

If you inquire by email, please include your mailing address, telephone number and number of shares purchased.

To be a member of the class action you need not take any action at this time; you may retain counsel of your choice or take no action and remain an absent member of the class action.

This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.

Contact Us:

Glancy Prongay Wolke & Rotter LLP,

1925 Century Park East, Suite 2100,

Los Angeles, CA 90067

Charles Linehan

Email: [email protected]

Telephone: 310-201-9150

Toll-Free: 888-773-9224

Visit our website at: www.glancylaw.com.

SOURCE Glancy Prongay Wolke & Rotter LLP