News & Analysis as of

Class Action › Loss Causation › Short Selling

A class action is a type of legal action where a representative individual or group of individuals can bring a claim on behalf of a larger group or class who share a common legal interest.
Cooley LLP

Deciding Issue of First Impression, Fourth Circuit Holds Short-Seller Report Could Not Support Loss Causation – in Significant...

Cooley LLP on

On April 8, 2025, the US Court of Appeals for the Fourth Circuit affirmed the US District Court for the District of Maryland’s dismissal of all claims in Defeo et al. v. IonQ, Inc. et al., a securities class action asserting...more

A&O Shearman

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

A&O Shearman on

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

Cadwalader, Wickersham & Taft LLP

2016 Year In Review: Securities Litigation And Regulation

Cadwalader, Wickersham & Taft LLP on

2016 was an active year in securities litigation. In the first half of 2016 alone, plaintiffs filed 119 new federal class action securities cases. It was also a busy year for SEC enforcement proceedings, with a record 868...more

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