INVESTOR NOTICE: Erasca, Inc. (ERAS) Investors with Substantial Losses Have Opportunity to Lead Investor Class Action Lawsuit, Robbins Geller Rudman & Dowd LLP Announces

A class action lawsuit has been filed against Erasca, Inc. alleging that the company and its executives made false and misleading statements regarding its ERAS-0015 drug candidate. The lawsuit claims preclinical data was based on improper comparisons to Revolution Medicines and lacked reasonable basis. Following disclosure of a patent infringement letter from Revolution Medicines and adverse Phase I clinical data including a patient death, Erasca's stock fell approximately 59% in total.

07/13/2026, 6:50 AM • GlobeNewswire

ERAS SHAREHOLDER NOTICE: Faruqi & Faruqi, LLP Reminds Erasca (ERAS) Investors of Securities Class Action Lawsuit Deadline on August 10, 2026

Faruqi & Faruqi, LLP is investigating securities fraud claims against Erasca, Inc. (NASDAQ: ERAS) for allegedly making false statements about its ERAS-0015 drug candidate based on improper comparisons to Revolution Medicines' compound. The company disclosed patent infringement allegations and a patient death in Phase 1 trials on April 27, 2026, causing the stock to plummet from $21.49 to $9.90 per share over two trading days. Investors who purchased ERAS securities between January 14, 2025 and April 26, 2026 can seek lead plaintiff status by August 10, 2026.

07/11/2026, 8:49 AM • GlobeNewswire

Robbins LLP Urges ERAS Stockholders to Contact the Firm for Information About the Class Action Against Erasca, Inc.

A class action lawsuit has been filed against Erasca, Inc. (NASDAQ: ERAS) on behalf of investors who purchased securities between January 14, 2025 and April 26, 2026. Shareholders allege that Erasca failed to disclose risks related to patent and trade secret violations regarding its ERAS-0015 drug candidate. The allegations emerged after Revolution Medicines sent a cease-and-desist letter claiming patent infringement and trade secret misappropriation. Following the disclosure on April 27, 2026, Erasca's stock price fell from $21.49 to $19.15 per share.

07/10/2026, 3:07 PM • GlobeNewswire

These 3 Stocks Trounced the S&P 500 in the First Half of 2026 -- and Wall Street Thinks 1 of Them Could Soar Even More

Three biotech companies—Moderna, Revolution Medicines, and Axsome Therapeutics—significantly outperformed the S&P 500 in the first half of 2026 with double- and triple-digit gains. While Moderna faces expected pullback despite flu vaccine approval prospects, and Revolution Medicines shows modest upside, Wall Street expects Axsome to climb another 13% due to recent drug approvals and strong pipeline progress.

07/06/2026, 6:10 PM • The Motley Fool

Erasca (ERAS) Faces Securities Class Action After Stock Declines 48% on Drug Safety and IP Concerns-- HBSS

Erasca Inc. (ERAS) faces a securities class action lawsuit after its stock plummeted 48% following disclosures of a patient death linked to its experimental drug ERAS-0015 and patent infringement accusations from Revolution Medicines. The lawsuit alleges Erasca misled investors about the drug's safety profile and intellectual property protection through improper comparisons with competing therapies.

07/06/2026, 4:43 PM • GlobeNewswire

Revolution Medicines Is Up Nearly 140% in 2026. Is the Hot Biotech Stock Still a Buy?

Revolution Medicines' stock has surged nearly 140% in 2026 following positive phase 3 trial results for its lead cancer drug daraxonrasib, which showed a 13.2-month survival rate versus 6.7 months for standard chemotherapy in metastatic pancreatic cancer. The company is approaching regulatory review and has a strong pipeline, but remains pre-revenue with significant R&D losses. The stock is considered a compelling buy for growth investors willing to accept clinical-stage biotech risk, though cautious investors should wait for commercial-stage validation.

07/05/2026, 7:15 PM • The Motley Fool

Erasca, Inc. (ERAS) Faces Securities Class Action Amid Patient Death, Intellectual Property Questions, $2.8 Billion Market Cap Loss -- HBSS

Erasca, Inc. (NASDAQ: ERAS) stock plunged 48% ($9.25) after the company disclosed a patient death following ERAS-0015 treatment and faced patent infringement accusations from Revolution Medicines. The company allegedly misled investors about the drug's efficacy and intellectual property protection. The disclosure wiped out $2.8 billion in market capitalization, prompting a securities class action lawsuit covering the period from January 14, 2025 to April 26, 2026.

07/03/2026, 2:19 PM • GlobeNewswire

INVESTOR ALERT: Erasca, Inc. (NASDAQ: ERAS) Investors with Substantial Losses Have Opportunity to Lead Class Action Lawsuit - RGRD Law

A class action lawsuit has been filed against Erasca, Inc. for allegedly making false statements about its ERAS-0015 drug candidate. The company allegedly based preclinical data on improper comparisons and failed to disclose patent infringement risks from Revolution Medicines. Following disclosure of a patent assertion letter and Phase I data showing a patient death, Erasca's stock fell 11% then 48%. Investors who purchased stock between January 14, 2025 and April 26, 2026 can seek lead plaintiff status by August 10, 2026.

07/02/2026, 4:55 PM • GlobeNewswire

Bronstein, Gewirtz & Grossman LLC Urges Erasca, Inc. Investors to Act: Class Action Filed Alleging Investor Harm

A class action lawsuit has been filed against Erasca, Inc. alleging that the company made false and misleading statements regarding ERAS-0015's preclinical data, which was based on improper comparisons to Revolution Medicines and placed the company at risk of patent and trade secret violations. Investors who purchased Erasca securities between January 14, 2025 and April 26, 2026 are encouraged to join the case, with a lead plaintiff deadline of August 10, 2026.

06/30/2026, 12:00 PM • GlobeNewswire

Erasca, Inc. (ERAS) Faces Securities Class Action Amid Patient Death, Intellectual Property Questions, $2.8 Billion Market Cap Loss – Hagens Berman

Erasca, Inc. (NASDAQ: ERAS) stock plummeted 48% ($9.25) on April 27, 2026, after the company disclosed that competitor Revolution Medicines challenged its intellectual property claims for lead drug ERAS-0015 and that a patient died one month after treatment. The disclosures wiped out $2.8 billion in market capitalization. A securities class action lawsuit has been filed alleging Erasca misled investors about the drug's safety profile and competitive advantages.

06/26/2026, 6:31 PM • GlobeNewswire

INVESTOR ACTION NOTICE: Moore Law PLLC Encourages Investors in Erasca, Inc. (ERAS) to Contact Law Firm

Moore Law PLLC is investigating Erasca, Inc. for allegedly making false and misleading statements about its drug candidate ERAS-0015 based on improper comparisons to Revolution Medicines' RMC-6236. Revolution Medicines sent a cease-and-desist letter alleging patent infringement and trade secret misappropriation. Following the disclosure on April 27, 2026, Erasca's stock price fell from $21.49 to $19.15 per share.

06/25/2026, 1:47 PM • GlobeNewswire

Erasca, Inc. (ERAS) Faces Securities Class Action Amid Patient Death, Intellectual Property Questions, $2.8 Billion Market Cap Loss – Hagens Berman

Erasca, Inc. (NASDAQ: ERAS) stock plummeted 48% ($9.25) on April 27, 2026, after the company disclosed that competitor Revolution Medicines accused it of patent infringement and trade secret misappropriation regarding its ERAS-0015 cancer treatment, and that a patient died one month after receiving the drug. The disclosures wiped out $2.8 billion in market capitalization. A securities class action lawsuit has been filed covering the period from January 14, 2025 to April 26, 2026.

06/24/2026, 8:22 PM • GlobeNewswire

Revolution Medicines to Present Clinical Data from RAS(ON) Inhibitor Combination Trials in Pancreatic Cancer at ESMO Gastrointestinal Cancers Congress 2026

Revolution Medicines announced it will present clinical data from four presentations at the 2026 ESMO Gastrointestinal Cancers Congress in Munich. The presentations include two oral presentations on zoldonrasib combination trials for RAS G12D metastatic pancreatic cancer and two Phase 3 trial-in-progress posters for daraxonrasib in first-line and adjuvant settings.

06/24/2026, 7:31 PM • GlobeNewswire

Deadline Alert: Erasca, Inc. (ERAS) Shareholders Who Lost Money Urged To Contact Glancy Prongay Wolke & Rotter LLP About Securities Fraud Lawsuit

Erasca, Inc. faces a securities fraud class action lawsuit after disclosing a patent infringement allegation from Revolution Medicines on April 27, 2026, followed by a patient death in its ERAS-0015 Phase 1 trial on April 28, 2026. The stock plummeted 48.3% on April 28 after the death disclosure. The lawsuit alleges the company made materially false statements about ERAS-0015's preclinical data and failed to disclose material risks. The deadline to file a lead plaintiff motion is August 10, 2026.

06/22/2026, 12:57 PM • GlobeNewswire

ERAS INVESTOR DEADLINE: Robbins Geller Rudman & Dowd LLP Announces that Erasca, Inc. Investors with Substantial Losses Have Opportunity to Lead Class Action Lawsuit

Erasca, Inc. faces a securities class action lawsuit alleging that the company and its executives made false statements about its lead drug candidate ERAS-0015. The lawsuit claims preclinical data was based on improper comparisons and lacked reasonable basis. On April 27, 2026, Erasca disclosed a patent infringement assertion from Revolution Medicines and reported a patient death in Phase I trials, causing the stock to plummet nearly 59% over two trading days. Investors with substantial losses can seek appointment as lead plaintiff by August 10, 2026.

06/20/2026, 11:30 AM • GlobeNewswire