Securities Litigation and Disclosure Issues
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
Is a report by a short seller followed by a stock decline enough to plead securities fraud? This month, the Fourth Circuit considered this issue. In Defeo v. IonQ, Inc., a group of investors sued IonQ, a developer of quantum...more
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
Our Securities Litigation Group examines the Fourth Circuit decision to limit plaintiffs’ use of short seller reports to plead federal securities claims....more
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