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Arkansas Teacher Retirement System et al. v. Goldman Sachs Group Inc. et al.

The Second Circuit Court of Appeals instructed the district court to decertify the class in this securities class action litigation.


Indiana Public Retirement System v. AAC Holdings et al.

A federal judge denied class certification for one claim in this securities class action litigation. The case settled after the ruling.


Securities: Select Recent Case Experience

Cornerstone Research has worked on recent securities litigation matters spanning across many industries and involving a variety of types of securities and allegations.


In re Oracle Corporation Derivative Litigation

The Delaware Court of Chancery’s Vice Chancellor ruled entirely in favor of Cornerstone Research’s clients, the defendants in this high-profile derivative lawsuit.


Post-Merger Appraisal Trial Win

The North Carolina Business Court judge found in favor of the merged company in this appraisal litigation.


City of Providence, Rhode Island, et al. v. BATS Global Markets Inc. et al.

The judge granted summary judgment for our clients, citing Professor Hendershott’s expert reports throughout his opinion.


Hussein v. QSI et al.

The jury awarded our clients a complete defense verdict in the first case involving a “holder’s claim” to reach trial in California.


Alleged Failure to Disclose Drug Safety Issues

Cornerstone Research was retained by a pharmaceutical company facing securities litigation after it withdrew a drug from the market because of safety concerns.


Vignola v. FAT Brands Inc. et al.

The judge denied class certification in this securities class action alleging omissions in the prospectus of a Regulation A+ IPO.


Financial Guaranty Insurance Company v. Putnam Advisory Company LLC

Our client secured a complete victory in a virtual bench trial over the performance of a $1.5 billion collateralized debt obligation.


New York v. Exxon Mobil Corp.

Citing Dr. Zenner’s testimony in the decision, the New York State Supreme Court ruled that the plaintiff failed to establish that Exxon violated the relevant laws.


Class Certification Defense for a Foreign Securities Issuer

Defense counsel retained Cornerstone Research to assess plaintiff’s expert’s market analysis in a U.S. securities litigation involving a major foreign auto manufacturer.

How can we help you?

If you are looking for additional case experience examples, contact us.