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Erasca, Inc. Investigated For Securities Fraud; Block & Leviton Encourages Investors to Contact the Firm to Possibly Recover Losses

Key Takeaway: Block & Leviton is investigating Erasca, Inc. for potential securities law violations after the company disclosed that it received a letter from Revolution Medicines alleging patent infringement related to its asset, ERAS-0015. This news coincided with a significant drop of over 45% in Erasca's stock price during premarket trading. Investors who have incurred losses are encouraged to reach out to Block & Leviton for more information on recovery options. The firm has a history of representing investors in similar cases.

Market Sentiment Analysis

CONCERNS & RISKS

  • Erasca, Inc. shares fell over 45% in premarket trading.
  • The company disclosed infringement allegations regarding ERAS-0015.
  • Potential securities law violations are being investigated by Block & Leviton.

Full Press Release Details

BOSTON, April 28, 2026 (GLOBE NEWSWIRE) -- Block & Leviton is investigating Erasca, Inc. (Nasdaq: ERAS) for potential securities law violations. Investors who have lost money in their Erasca, Inc. investment should contact the firm to learn more about how they might recover those losses. For more details, visit https://blockleviton.com/cases/eras.
What is this all about?
Shares of Erasca fell over 45% in premarket trading on April 28, 2026, after the company disclosed that it received a letter from Revolution Medicines alleging that Erasca’s ERAS-0015 infringes a Revolution patent and is connected to alleged trade secret misappropriation. The disclosure came the same day Erasca announced preliminary Phase 1 dose-escalation data for ERAS-0015.
Anyone who purchased Erasca, Inc. common stock and has seen their shares fall may be eligible, whether or not they have sold their investment. Investors should contact Block & Leviton to learn more.
What is Block & Leviton doing?
Block & Leviton is investigating whether the Company committed securities law violations and may file an action to attempt to recover losses on behalf of investors who have lost money.
What should you do next?
If you've lost money on your investment, you should contact Block & Leviton to learn more via our case website, by email at shareholders@blockleviton.com, or by phone at (888) 256-2510.
If you have non-public information about Erasca, Inc., you should consider assisting in our investigation or working with our attorneys to file a report with the Securities Exchange Commission under their whistleblower program. Whistleblowers who provide original information to the SEC may receive rewards of up to 30% of any successful recovery. For more information, contact Block & Leviton at shareholders@blockleviton.com or by phone at (888) 256-2510.
Why should you contact Block & Leviton?
Block & Leviton is widely regarded as one of the leading securities class action firms in the country. Our attorneys have recovered billions of dollars for defrauded investors and are dedicated to obtaining significant recoveries on behalf of our clients through active litigation in the federal courts across the country. Many of the nation's top institutional investors hire us to represent their interests. You can learn more about us at our website www.blockleviton.com, call (888) 256-2510 or email shareholders@blockleviton.com with any questions.
This notice may constitute attorney advertising.
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Phone: (888) 256-2510

Tags

Revolution Medicines

Frequently Asked Questions

What triggered the decline in Erasca's shares?

Erasca's shares dropped over 45% after a letter from Revolution Medicines claimed patent infringement and trade secret misappropriation.

How can I recover losses from Erasca investments?

Contact Block & Leviton to explore your options for recovering losses related to Erasca, Inc.

What is Block & Leviton's role in this situation?

Block & Leviton is investigating potential securities law violations by Erasca and may file an action for investor recovery.

What should I do if I have non-public information?

Consider assisting Block & Leviton and potentially filing a report with the SEC's whistleblower program.

Why trust Block & Leviton for my case?

Block & Leviton is a leading firm with a history of recovering significant amounts for defrauded investors.

Last updated: Apr 28, 2026