Investor and Securities Litigation

In any enforcement action, one of the SEC's most powerful remedies is disgorgement—the ability to force a defendant to repay the ill-gotten gain from an alleged securities law violation. During the Biden administration, the SEC assessed in excess of $2 billion in disgorgement per year, reaching a record $6.1 billion in 2024.

Chambers USA 2026 has recognized Jenner & Block’s Chicago office as a hub of legal excellence, with 35 individual lawyers ranked across 24 practice areas.

The Chambers USA 2026 guide has recognized Jenner & Block as a leading firm in 40 practice areas, with practice rankings in 17 national and 23 state categories, and 86 lawyers individually recommended across practice areas at the national and state level. Ranked firms and individuals demonstrate qualities most valued by clients, including technical legal ability, professional conduct, client service, commercial astuteness, diligence, and commitment.

Partner Howard Suskin is a Coordinating Editor for the newly published Law of Class Action, Fifty-State Survey. This treatise provides a comprehensive overview of class action litigation practice and developments in each state.

The 2026 edition of the Federal Class Action Deskbook, authored by Partner Howard Suskin, has been published by Matthew Bender, a division of LexisNexis. This comprehensive guide provides practitioners with in-depth insights into litigating class actions in federal courts.

The Department of Justice has quietly created a new power center that will expand its ability to pursue investigations and bring politically charged lawsuits against both corporations and state actors. For companies navigating federal scrutiny across multiple regulatory fronts—from consumer protection to immigration—this shift could reshape how enforcement risk manifests in 2026 and beyond. Below, we discuss what this shift means—and how your organization should be preparing in anticipation of a

Partner Charles Riely has once again been selected to join Securities Docket’s “Enforcement Elite” for 2025. This list recognizes the “best securities enforcement defense counsel in the industry.”

On June 30, the Supreme Court denied the petition for a writ of certiorari in GHP Management Corporation v. City of Los Angeles. The case arose out of a COVID-era eviction moratorium enacted by the City of Los Angeles which barred landlords from evicting tenants due to COVID-related non-payment of rent. Los Angeles landlords sued the city, arguing that the moratorium constituted a per se physical taking in violation of the Fifth Amendment Takings Clause which prohibits the taking of “private pro

Jenner & Block Partners Gabriel K. Gillett, Howard S. Suskin, and Associate Zoë Higgins Reinstein co-authored an article published in the American Bar Association’s (ABA) Securities Litigation Journal, titled “A Primer on Shareholder Derivative Lawsuits Under New York Law.” The article provides an overview of how shareholder derivative lawsuits are prosecuted and defended in New York. 

Chambers USA 2025 affirms Jenner & Block’s preeminence in Illinois, awarding nine practice area rankings, with Band 1 recognition in General Commercial Litigation, White Collar Crime & Government Investigations Litigation, and Insurance: Policyholder Disputes.

The Chambers USA 2025 guide has recognized Jenner & Block as a leading firm in 38 practice areas, with practice rankings in 15 national and 23 state categories, and with 81 lawyers recommended across practice areas at the national and state level. Published annually, Chambers USA ranks outstanding lawyers and law firms across the United States based on in-depth market analysis and independent research.

Special Counsel Clare Hennessey’s article was published in The Law Society Gazette, offering crucial insight into the Court of Appeal’s recent ruling in Wirral Council (as administering authority of the Merseyside Pension Fund) v Indivior Plc & Reckitt Benckiser Group Plc [2025] EWCA Civ 40.

On January 28, Partner Charles Riely will participate in a panel discussion at the Securities Enforcement Forum hosted by Securities Docket in New York. Charles’ panel, “Digital Assets and Cryptocurrency: Key Developments in Regulation, Enforcement and Litigation,” will discuss the cases to watch and what to expect in 2025.

In an article for the American Bar Association, Partner Jacob Alderdice and Associate Billy Goldstein provide insight on the recurring risk of class action lawsuits faced by companies in the life sciences and other fields arising from disclosures about their interactions with the US Food and Drug Administration.

New York based Partner Charles Riely has been selected to join Securities Docket’s 2024 “Enforcement Elite.” This list recognizes the “best securities enforcement defense counsel in the industry.”

Compared to other jurisdictions, the UK has been slow to develop a route map for commencing & managing securities claims. Partner Christian Tuddenham and Special Counsel Clare Hennessey explain why in a recent article published by New Law Journal titled, “Securities Litigation: where are we now?”

The SEC recently announced disclosure settlements against four current and formerly public companies impacted by the highly publicized compromise of SolarWinds’ signature network monitoring software, Orion. The settlements generally found that these companies used SolarWinds’ Orion software, learned that the threat actor behind the SolarWinds Orion compromise had accessed their systems, and subsequently minimized the cybersecurity incident in their public disclosures. This client alert analyzes

October 16, 2024 – NEW YORK/CHICAGO – Jenner & Block is pleased to announce that prominent restructuring lawyers Doug Spelfogel and Derek Wright have joined the firm as Partners in the New York and Chicago offices, respectively. Doug and Derek bring a wealth of experience in complex restructuring and bankruptcy litigation, further strengthening the firm’s renowned Bankruptcy and Restructuring Practice.

Jenner & Block Partner Joanna Wright has been named a “Future Star,” by Benchmark Litigation in its 2025 rankings. Benchmark previously recognized Joanna as a 40 & Under honoree in 2023 and as a Future Star in 2022.   

Earlier this month, the SEC brought accounting fraud charges in the U.S. District Court for the Southern District of New York against the CEO, CFO, and Audit Committee Chair of Kubient, a company that purported to use AI services to detect fraud in digital advertising.[1]The charges focused on the CEO’s scheme to inflate the company’s revenues in connection with its IPO and subsequent stock offering, and the concomitant failures by the CFO and Audit Committee Chair to investigate and report the