News & Analysis as of

Securities Fraud Omissions Securities Litigation

Keating Muething & Klekamp PLL

Ninth Circuit Warning: Silence in the Face of SEC Comment Letters May Bolster Section 12(a)(2) Claims

On June 10, 2025, the U.S. Court of Appeals for the Ninth Circuit reversed the dismissal of a securities class action after finding the plaintiff sufficiently alleged a real estate investment fund and its managing executive...more

Hogan Lovells

Generac Holdings, Inc.: Court dismisses complaint alleging COVID-related omissions

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In City Pension Fund for Firefighters and Police Officers in the City of Tampa Bay et al. v. Generac Holdings, Inc., et al., the Eastern District of Wisconsin dismissed a consolidated class action complaint alleging...more

A&O Shearman

Ninth Circuit Reinstates Putative Class Action Against Real Estate Syndicator, Holding That Complaint’s Fraud Disclaimer Did Not...

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On June 10, 2025, the United States Court of Appeals for the Ninth Circuit reinstated a putative class action asserting claims under the Securities Act of 1933 against a real estate syndicator, one of its executives, and...more

A&O Shearman

Fourth Circuit Affirms District Court’s Denial Of Motion To Amend A Securities Fraud Class Action Against Quantum Computing...

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On April 8, 2025, the United States Court of Appeals for the Fourth Circuit affirmed the district court’s denial of a motion to amend a class action complaint against a quantum computing company (the “Company”) and the...more

A&O Shearman

Northern District Of California Grants Summary Judgment To Software Company In Securities Class Action

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On April 10, 2025, Judge Charles R. Breyer of the United States District Court for the Northern District of California granted a motion for summary judgment in favor of a software company (the “Company”) in a purported class...more

A&O Shearman

Supreme Court Hears Oral Argument On Standard For Pleading Securities Fraud In Private Civil Suits

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On November 13, 2024, the United States Supreme Court heard oral argument in an appeal from a decision of the United States Court of Appeals for the Ninth Circuit in a putative class action asserting claims under the...more

A&O Shearman

Southern District Of Florida Dismisses Securities Fraud Claim Against Equity Fund Alleging “Scheme” To Inflate Company Stock Price...

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On September 13, 2024, Judge K. Michael Moore of the United States District Court for the Southern District of Florida dismissed a complaint alleging that an equity fund (the “Company”), its affiliate companies, and several...more

A&O Shearman

Second Circuit Affirms District Court’s Dismissal Of Putative Securities Fraud Class Action Against China-Based Real Estate...

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On June 10, 2024, the United States Court of Appeals for the Second Circuit affirmed the dismissal of a putative shareholders’ class action against a real estate company (the “Company”) and several of its directors (the...more

McDermott Will & Emery

Supreme Court: Pure Omissions Cannot Support Rule 10b-5(b) Liability

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On April 12, 2024, the Supreme Court of the United States unanimously held in Macquarie Infrastructure Corp. v. Moab Partners, L.P. that pure omissions are not actionable under Rule 10b-5(b), promulgated by the US Securities...more

A&O Shearman

Sixth Circuit Affirms District Court’s Dismissal Of Putative Securities Class Action Against Car Insurance Company For Failure To...

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On April 29, 2024, the United States Court of Appeals for the Sixth Circuit affirmed the dismissal with prejudice of a putative class action asserting claims under the Sections 11, 12(a)(2), and 15 of the Securities Act of...more

A&O Shearman

Southern District Of California Dismisses Putative Class Action Against Medical Device Company For Failure To Adequately Allege...

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On April 30, 2024, Judge Marilyn L. Huff of the United States District Court for the Southern District of California dismissed with leave to amend a putative class action asserting claims under the Securities Exchange Act of...more

A&O Shearman

Southern District Of New York Largely Denies Motion To Dismiss Putative Class Action Against Dental Product Manufacturer

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On May 1, 2024, Judge Arun Subramanian of the United States District Court for the Southern District of New York largely denied a motion to dismiss a putative class action asserting claims under the Securities Exchange Act of...more

Seyfarth Shaw LLP

Supreme Court Narrows Securities Fraud Exposure

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The Supreme Court recently took away an often-used weapon by shareholder plaintiffs in securities fraud cases, ruling that “pure omissions” from periodic SEC filings (absent any other duty to disclose) are not actionable...more

A&O Shearman

Fifth Circuit Reverses District Court’s Dismissal Of Putative Securities Fraud Class Action Against Amusement Park Company For...

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On April 18, 2024, the United States Court of Appeals for the Fifth Circuit reversed the dismissal of and reinstated a putative shareholders’ class action against an amusement park company (the Company”) and certain of its...more

A&O Shearman

Second Circuit Affirms District Court’s Summary Judgment Dismissal Of Securities Fraud Class Action Against Pharmaceutical Company

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On April 15, 2024, the United States Court of Appeals for the Second Circuit affirmed in a non-precedential summary order the summary judgment dismissal of securities fraud claims against a pharmaceutical company (the...more

Dorsey & Whitney LLP

Supreme Court Holds that Pure Omissions are Not Actionable under Rule 10b-5

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The Supreme Court recently issued a significant decision regarding the reach of SEC Rule 10b-5. In Macquarie Infrastructure Corp. v. Moab Partners, L.P., the Court addressed whether the failure to disclose information...more

A&O Shearman

Supreme Court Unanimously Holds Item 303 Violation, Standing Alone, Cannot Support A “Pure Omission” Claim Under Section 10(b) Of...

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On April 12, 2024, the United States Supreme Court unanimously reversed a decision of the United States Court of Appeals for the Second Circuit which held that Section 10(b) of the Securities Exchange Act of 1934 permitted a...more

A&O Shearman

First Department Of New York Affirms Dismissal Of Securities Claims Against Mass Media And Entertainment Company

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On April 4, 2024, the State of New York, Appellate Division, First Judicial Department (the “First Department”) affirmed dismissal of a securities class action against a mass media and entertainment company (the “Company”)...more

A&O Shearman

Ninth Circuit Affirms Dismissal Of Putative Securities Class Action Against Biopharmaceutical Company Over Statements It Had...

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On March 25, 2024, the United States Court of Appeals for the Ninth Circuit unanimously affirmed a trial court decision dismissing a putative securities class action brought by investors against a biopharmaceutical company...more

A&O Shearman

Third Circuit Affirms District Court’s Dismissal Of Suit Against Vaccine Developer

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On March 21, 2024, the United States Court of Appeals for the Third Circuit affirmed the dismissal of a putative class action against a biopharmaceutical company (the “Company”) and certain of its officers under Sections...more

A&O Shearman

Eastern District Of New York Grants Motion To Dismiss Proposed Class Action Against Mobile Game Development Company

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On March 18, 2024, Judge Rachel P. Kovner of the United States District Court for the Eastern District of New York dismissed with prejudice a putative shareholders’ class action against a mobile game development company (the...more

A&O Shearman

Southern District Of New York Grants In Part And Denies In Part Motion To Dismiss Putative Class Action Complaint Against Software...

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On March 5, 2024, Judge John P. Cronan of the United States District Court for the Southern District of New York granted in part, and denied in part, a motion to dismiss a putative shareholders’ class action, alleging that a...more

A&O Shearman

Western District Of Washington Grants Motion To Dismiss Proposed Class Action Against Software Company And Its Board Of Directors

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On March 1, 2024, Judge Marsha J. Pechman of the United States District Court for the Western District of Washington dismissed with prejudice a putative shareholders’ class action against a software company (the “Company”)...more

A&O Shearman

Northern District Of California Court Partially Grants Motion To Dismiss Putative Securities Class Action Against Pharmaceutical...

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On March 11, 2024, Judge Haywood S. Gilliam, Jr. of the United States District Court for the Northern District of California granted in part and denied in part a motion to dismiss a putative securities class action brought...more

A&O Shearman

Southern District Of New York Dismisses Proposed Securities Class Action Against Biopharmaceutical Company Alleging Failure To...

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On February 4, 2024, Judge Arun Subramanian of the United States District Court for the Southern District of New York dismissed a proposed securities class action against a biopharmaceutical company (the “Company”) alleging...more

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