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  • John C. Coffee, Jr.: Event Contracts and Prediction Markets Comment bubble 3 By John C. Coffee, Jr.
  • Leveraging Information Forcing in Good Faith By Hillary Sale
  • The Dark Side of Safe Harbors Comment bubble 2 By Susan C. Morse
  • John C. Coffee, Jr. – Mass Torts and Corporate Strategies: What Will the Courts Allow? By John C. Coffee, Jr.
  • Compliance’s Next Challenge: Polarization By Miriam H. Baer
  • Will the Common Good Guys Come to the Shootout in SEC v. Jarkesy? And Why It Matters By Eric W. Orts
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Columbia Law School's Blog on Corporations and the Capital Markets

Editorial Board John C. Coffee, Jr. Edward F. Greene Kathryn Judge

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securities fraud

Cleary Gottlieb Discusses Second Circuit’s Reversals of RMBS Trader’s Fraud Conviction

By Robin M. Bergen, Joon H. Kim, Rishi N. Zutshi, Nowell D. Bamberger and Alex Janghorbani May 11, 2018 by renholding

On May 3, the Second Circuit vacated on evidentiary grounds Jesse Litvak’s conviction – after a second trial – on a single count of securities fraud related to trades of residential mortgage backed securities (“RMBS”) and remanded the case to …

Insider Trading’s Legality Problem

By Miriam H. Baer May 1, 2018 by renholding

Last year, when the Supreme Court revisited the topic of insider trading in Salman v. United States, scholars rehearsed a familiar debate: Should Congress enact a statute that explicitly defines insider trading? Or should it stick with the status …

Does Conservative Reporting Deter Securities Class Action Lawsuits?

By Michael Ettredge, Ying (Julie) Huang and Weining Zhang February 8, 2018 by renholding

The number of accounting-related class action lawsuits has increased in recent decades, imposing billions of dollars of direct and indirect costs on public companies and, eventually, their shareholders each year. Although accounting theory says that litigation risk generates accounting conservatism …

How Investor Attention Affects Fraud Discovery and Value Loss in Securities Class Actions

By Anna Abdulmanova, Stephen Ferris, Narayanan Jayaraman and Pratik Kothari September 19, 2017 by renholding

A securities class action is a complex event characterized by scarce information, high uncertainty, and increased information asymmetry between stakeholders and firms.  In our paper “The Effect of Investor Attention on Fraud Discovery and Value Loss in Securities Class Action …

Simpson Thacher Discusses Combating Securities Fraud Allegations With10b5-1 Trading Plans

By Yafit Cohn and Karen Hsu Kelley August 10, 2017 by renholding

A recent decision issued by the United States District Court for the District of Massachusetts, Harrington v. Tetraphase Pharmaceuticals, Inc., highlights the value of established trading plans in defending against securities fraud allegations.[1] These trading plans, which are …

Insider Trading: Personal Benefit Has No Place in Misappropriation Tipping Cases

By Merritt B. Fox and George Tepe July 25, 2017 by renholding

The Supreme Court’s decision last December in Salman v. United States[1] settled important issues concerning Rule 10b-5’s reach over trades based on a tip of confidential material information. One important question, however, remains unanswered: In tipping cases based on …

1 Comment  

Skadden Discusses How Second Circuit Raised Bar for Class Certification in Petrobras Securities Case

By Boris Bershteyn, Jay B. Kasner and Scott D. Musoff July 12, 2017 by renholding

On July 7, 2017, the U.S. Court of Appeals for the Second Circuit offered significant guidance regarding the circuit’s class certification requirements in In re Petrobras Securities, No. 16-1914. In addressing an issue of first impression, the Second Circuit …

The Shifting Purpose of the Rule 10b-5 Private Right of Action

By Amanda Rose June 27, 2017 by renholding

Private Rule 10b-5 lawsuits have inspired volumes of academic literature, much of it focused on the suits’ social benefits (or lack thereof, depending on the author’s perspective). In a chapter for the forthcoming Research Handbook on Representative Shareholder Litigation, I …

Reviving Shareholder Reliance in Securities Fraud Cases

By Ann M. Lipton June 12, 2017 by renholding

To be a public company in the United States is to be subject to an array of federally-imposed disclosure requirements. In my forthcoming article, Reviving Reliance, I describe how the private causes of action available to enforce these requirements …

The Supreme Court Meets Lehman Brothers

By Frank Partnoy May 25, 2017 by renholding

The U.S. Supreme Court will soon decide an unusual, yet important, case brought by investors in bonds issued by Lehman Brothers, the infamous investment bank that collapsed in September 2008. The case, CalPERS v. ANZ Securities, Inc., is not …

Will the Supreme Court Expand Silence as a Basis for Securities Fraud?

By Stephen J. Crimmins and James K. Goldfarb April 4, 2017 by renholding

The Supreme Court has long held that “[s]ilence, absent a duty to disclose, is not misleading under Rule 10b-5.”[1]  And such a duty to disclose only arises where necessary to make a statement already made not misleading, thus allowing …

How Not to Write a Class Action “Reform” Bill

By John C. Coffee, Jr. February 21, 2017 by renholding

It was predictable. Given a solidly Republican Congress and a Republican president, sooner or later, an effort would be made in the Trump administration to curb class actions. Not surprisingly, it has come sooner, with the “Fairness in Class Action …

1 Comment  

Counterarguments to SEC Statistical Analysis in Enforcement Actions and Inquiries

By Tiago Duarte-Silva and Nicolas Morgan February 13, 2017 by renholding

In recent years, the Securities and Exchange Commission has focused on using quantitative analysis to identify statistical outliers and anomalies through programs like the Aberrational Performance Inquiry, which evaluates hedge fund returns,[1] and the Accounting Quality Model (informally known …

Salman Insider-Trading Case a Hollow Win for Prosecutors

By Michael Guttentag December 14, 2016 by renholding

The dominant narrative about Salman v. United States, the first insider trading case decided by the U.S. Supreme Court in almost 20 years, is that it was a big win for federal prosecutors. That is only part of the story.…

SEC Chair White Offers a New Model for Enforcement

By Mary Jo White November 21, 2016 by renholding

Good morning and thank you, Dean (Trevor) Morrison (of New York University Law School) for that very kind introduction. It is a pleasure to be here today and I want to thank the NYU Program on Corporate Compliance and Enforcement

…

SEC Investor Advocate Talks Dodd-Frank and Regulation’s Future

By Rick A. Fleming November 17, 2016 by renholding

Today (November 16), we will consider the future of financial regulation and, more specifically, whether the Dodd-Frank Act went too far.[1].  I am I happy to share my views with you, but before I begin, I must give

…

SEC Announces Chair Mary Jo White’s Departure Plans

By Securities and Exchange Commission November 15, 2016 by renholding

Securities and Exchange Commission Chair Mary Jo White, after nearly four years as the agency’s head, today announced that she intends to leave at the end of the Obama Administration.  Under Chair White’s leadership, the Commission strengthened protections for investors …

What Is a Personal Benefit for a Tipping Violation?

By Andrew Vollmer November 11, 2016 by renholding

The financial services industry is watching the Supreme Court closely in anticipation of a decision in Salman v. United States,[1] which will be the Court’s first insider trading case since United States v. O’Hagan in 1997.[2]  Salman…

Are We Wasting Our Time Teaching Business Ethics?

By Hershey H. Friedman and Miriam Gerstein October 21, 2016 by renholding

The Great Recession of 2008 had a devastating effect on the world economy. Millions of jobs were lost, trillions in financial assets evaporated, and millions of people lost their homes. Great companies such as Lehman Brothers went bankrupt and many …

SEC Announces Enforcement Results for 2016

By Securities and Exchange Commission October 13, 2016 by renholding

The Securities and Exchange Commission announced on October 11 that, in fiscal year 2016, it filed 868 enforcement actions exposing financial reporting-related misconduct by companies and their executives and misconduct by registrants and gatekeepers, as the agency continued to enhance …

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Reuters
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Reuters
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AI Learns to Spot Toxic Bosses
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Chancery Finds Selling Shareholders Didn’t Breach Right of First Refusal
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Chancery Clarifies Equitable Role in Setting Post-Judgment Interest
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Trump Taps New Top Wall Street Cop
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Private Credit Litigation Is Growing
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How SEC Chair’s First Year Has Gone
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Private Equity Turnaround Deferred
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Buy Tesla Shares to Get SpaceX
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Uber, Lyft Sue NYC on Keep-Drive Law
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SpaceX IPO Raises $75 Billion
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A Look Ahead at 2026 Proxy Season
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Chancery Says Lacks Jurisdiction Over Controller of Blockholder Director
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Bloomberg
U.S. Refunds $22 Billion in Tariffs
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Fidelity to Make 401(k)s Like Pensions
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New York Times
SpaceX’s IPO Could Turn 4,400 Employees Into Millionaires
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Freshfields' A Fresh Take
EEOC Issues DEI Enforcement Plan
June 10, 2026
Financial Times
Top Goldman Exec Opposed David Solomon’s Backing of GC Ruemmler
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Wall Street Journal
Kalshi to Require User Disclosures
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Bloomberg
Social Security in Unexpected Trouble
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Freshfields' A Fresh Take
FinCEN Whistleblower Program Debuts
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Financial Times
SpaceX’s $1.78 Trln IPO Asks Investors to Buy Musk’s Moonshots
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D&O Diary
Company Sues Over Short-and-Distort
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New York Times
SpaceX About to Be in Your 401(k)
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Freshfields' A Fresh Take
Congress Eyes China Biotech Deals
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Financial Times
OpenAI Files to Go Public
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D&O Diary
Why Exxon’s Texas Move Is Different
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Deal Lawyers.com
Delaware Chancery Nixes Fiduciary Claims Over Failed Sale Process
June 8, 2026
Bloomberg
CFTC Ends Settlement Gag Rule
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Reuters
Trump Pardons Congress Fraudster
June 7, 2026
New York Post
Short-Seller Andrew Left Seeks Mistrial
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Disclosure Does More Than Inform
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Wall Street Journal
Anthropic Urges Global Pause in AI
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The Governance Beat
Are Open SEC Meetings Done For?
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George Santos in Insider Trading Probe
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Draft Strategic Plan Issued for Comment
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Chancery Says Membership Interest Purchase Deal Time-Bars Damages
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Wall Street Journal
Buffett Successor Puts Stamp on Berkshire Hathaway With Two Deals
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New York Times
How One Tech Company Created 13 New Types of Jobs Because of AI
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DOJ Fast-Tracks Benefits Fraud Cases
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Bloomberg
Milbank, McDermott Raise Associate Salaries Up to $455,000
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D&O Diary
Supply Chain Woes Lead to Securities Suit Against EV Company
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Wall Street Journal
SEC Removes Faddish Climate Rule
June 2, 2026
Sidley Enhanced Scrutiny
Delaware Chancery Rules No Control When Corporate Records Fake
June 2, 2026
Deal Lawyers.com
Chancery Addresses Creditor Claims After Failed Sale Process
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Business Law Prof Blog
The Latest on Reincorporations
June 2, 2026
Dealbook
Diller Plans Bid for MGM Resorts
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Financial Times
Anthropic Files for Blockbuster IPO
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D&O Diary
SpaceX IPO Filings Include Extreme “Litigation Aversion” Provisions
June 1, 2026
Bloomberg
SpaceX Hype Spurs Crypto Shadow Market for Pre-IPO Bets
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Corporate & Securities Law Blog
Second Circuit Affirms Dismissal of Fraud Claim Over Risk Disclosures
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Government Executive
SEC Robbed During Budget Shutdown
May 31, 2026
CoinDesk
Kalshi Sues Minnesota Over Law Criminalizing Prediction Markets
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Bloomberg
DOJ Restores Financial Crime Team
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FTI Consulting
How Geopolitics Is Shaping Deals
May 31, 2026
Business Law Prof Blog
Why ISS Backs Reincorporation of Natural Gas Corp. from Colorado to Texas
May 31, 2026
D&O Diary
AI-Linked Securities Suits Rising
May 28, 2026
CoinDesk
CFTC Files to Drop Gemini Settlement
May 28, 2026
Bloomberg
Polymarket’s Losers Are Discovering the Wisdom of Crowds
May 28, 2026
Justice Department
Google Worker Hit for Insider Trading
May 28, 2026
Financial Times
Kirkland to Spend $500 Mln on AI Tech
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Delaware Chancery Addresses the Duties of Constituency Directors
May 28, 2026
Wall Street Journal
Amazon Strikes $6 Billion Chip Deal
May 27, 2026
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SEC Action in Footer Locker Case Big News for Whistleblower System
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Financial Times
Dimon Says JPMorgan Has $20 Billion to Spend on Possible Acquisition
May 27, 2026
D&O Diary
Cybersecurity-Related Securities Suit Hits Cloud Data Storage Company
May 27, 2026
Securities Regulation and Corporate Governance Monitor
SEC Exempts Officers, Directors of Some Foreign Private Issuers from 16(a)
May 27, 2026
Bloomberg
Lawyer Seeks JPMorgan Sex Suit Exit
May 26, 2026
New York Times
BP Ousts Chair Over Conduct Concerns
May 26, 2026
D&O Diary
Vanguard Settles AGs’ Anti-ESG Suit
May 26, 2026
Telegraph
Violence Up Against Crypto Billionaires
May 26, 2026
Delaware Corporate & Commercial Litigation Blog
Chancery Rules on Overlapping LLC, Employment Agreement Claims
May 26, 2026
Bloomberg
Pope Calls for Disarming AI
May 25, 2026
Financial Times
Meta, Google AI Safety Easily Stripped
May 25, 2026
Wall Street Journal
Kalshi, Polymarket Probed on Inside Info
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New York Times
Crypto, Prediction Markets Blunt CFTC
May 25, 2026
Business Law Prof Blog
SpaceX Sticks It to Shareholder Suits
May 25, 2026
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