Featured Practice Experts

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Securities Capabilities

Cornerstone Research provides rigorous financial and statistical analysis and expert testimony in all phases of Rule 10b-5 and Section 11 matters. Drawing on decades of academic research and practical experience on security price formation, we have developed innovative approaches to evaluating alternative damages scenarios.

We analyze market efficiency, price impact, potential damages methodologies, trading behavior, and reliance by class members. Cornerstone Research staff and affiliated experts consistently have defined leading analytical methods relating to class certification in cases across a wide range of industries and securities.

We work with clients in litigation and regulatory matters spanning the full spectrum of fixed income securities, and interest rate and credit derivatives. With expertise in all major transaction types and markets, our staff and experts address a broad range of issues related to:

  • Pricing and valuation
  • Investment and risk management
  • Bond event studies and market efficiency
  • Suitability and disclosure adequacy
  • Credit ratings and default
  • Alleged market manipulation and collusive trading practices

We provide consulting and expert testimony in securities fraud trials, supporting attorneys to develop effective litigation strategies. Our analyses have been cited in trial verdicts, summary judgment decisions, and Daubert challenges.

Featured Cases

Featured Publications

12 April 2023

Accounting Class Action Filings and Settlements—2022 Review and Analysis

The number of securities class action filings involving accounting allegations increased slightly in 2022 but remained below historical average.

5 April 2023

Appraisal Litigation in Delaware—Trends in Petitions and Opinions, 2006–2022

Court-awarded premiums have also fallen sharply as court rulings have relied more on market evidence and deal price.

7 March 2023

Securities Class Action Settlements–2022 Review and Analysis

In 2022, the number of settled cases reached its highest level in 15years, increasing 21% relative to 2021.

1 February 2023

Securities Class Action Filings

Cornerstone Research, in cooperation with the Stanford Law School Securities Class Action Clearinghouse, publishes a series of reports on securitie...

17 January 2023

SEC Cryptocurrency Enforcement: 2022 Update

Under the new administration, the SEC has continued its role as one of the main regulators in the cryptocurrency space.

6 January 2023

Alleged Market Manipulation and the Pre-hedging of Large Trades

The authors discuss the differences between pre-hedging and alleged market manipulation.

16 November 2022

SEC Enforcement Activity: Public Companies and Subsidiaries—Fiscal Year 2022 Update

The SEC filed 68 enforcement actions against public companies and subsidiaries in the first full fiscal year of Chair Gary Gensler’s tenure.

8 November 2022

SEC Enforcement Activity

Cornerstone Research collaborates with NYU to publish an annual publication analyzing trends in SEC enforcement actions against public companies an...

5 October 2022

The Role of Economic Analysis in UK Shareholder Actions

The authors provide a summary of key concepts in financial economics that may be important in the context of shareholder actions in the UK.

11 August 2022

Parallel Derivative Action Settlement Outcomes

The authors analyze the settlement outcomes of shareholder derivative actions associated with securities class action settlements between 2019 and ...

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