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  • John C. Coffee, Jr. – Boeing and the Future of Deferred Prosecution Agreements 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
  • Climate Disclosure Line-Drawing and Securities Regulation By Virginia Harper Ho
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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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insider trading

Does CEO Insider Trading Lead Non-CEOs to Follow Suit?

By Thomas J. Chemmanur, Cheng Jiang, Lukai Yang and Jingyu Zhang January 27, 2025 by renholding

Stock trading by corporate insiders has long drawn interest because of its implications for corporate governance, market integrity, and regulatory oversight. However, the question of whether and how CEOs’ non-routine insider trading influences the trading behavior of other insiders remains …

Debevoise & Plimpton Discusses Key Considerations for the 2024 Annual Reporting Season

By Eric T. Juergens, Benjamin R. Pedersen, Paul M. Rodel, Alice Gu and Amy Pereira November 22, 2024 by ngodridge

As November comes to an end, the busy annual reporting and proxy season begins for many public companies. In this Client Update, we highlight key considerations for public companies when preparing their annual reports on Form 10-K or Form 20-F, …

SEC Buyback Reform Would Give Investors a Shot at Exposing Corporate Shenanigans

By Lynn Bai November 6, 2024 by renholding

In May 2023, the SEC adopted new disclosure rules on company stock buybacks (“New Disclosures”) to help investors better evaluate whether the buybacks serve management’s personal interest at the expense of the company and its shareholders. The New Disclosures would …

Where Do Corporate Insiders Trade?

By Alexander Hübbert and Lars L. Nordén October 29, 2024 by renholding

The venue for stock trading is important. Exchanges provide high immediacy and transparency, while dark markets are slower and more opaque.[1] Traders generally prefer exchanges when they want to capitalize on information before it becomes known but value dark markets …

Wachtell Lipton Discusses DOJ Insider Trading Verdict Based on Use of 10b5-1 Plans

By John F. Savarese, Wayne M. Carlin, David B. Anders, Randall W. Jackson and Michael W. Holt June 28, 2024 by renholding

Last week, a jury in Los Angeles returned a verdict in United States v. Peizer, finding that a company executive engaged in insider trading when, after learning of the likely termination of the company’s most important customer relationship, he …

John C. Coffee, Jr. — “Shadow Trading” and the Common Law of White Collar Crime

By John C. Coffee, Jr. April 15, 2024 by renholding

A fascinating legal soap opera is now underway following a trial just completed in California. The issues are new, novel, and important in one sense, but old, familiar, and important in another. The case – SEC v. Panuwat[1] — …

1 Comment  

Paul Weiss Discusses Verdict in SEC “Shadow Trading” Case

By Andrew J. Ehrlich, Gregory F. Laufer, Jessica S. Carey, Richard C. Tarlowe and Udi Grofman April 15, 2024 by renholding

On Friday, April 5, 2024, a jury in the Northern District of California found that the SEC had established that Defendant Matthew Panuwat, a former senior director of business development at biopharmaceutical firm Medivation, was liable under a civil misappropriation …

How Corporate Insiders Perceive CEO Inside Debt

By Eric R. Brisker, Dominique Outlaw and Aimee Hoffmann Smith March 18, 2024 by renholding

The media often highlights hefty CEO compensation packages featuring lucrative stock grants, restricted shares, and stock options. The rationale for offering such equity-type compensation to top executives is to align the interests of managers and shareholders to mitigate agency conflicts …

Regulate Congressional Trading Through Registration Under the  Securities Laws

By Sarah J. Williams January 23, 2024 by renholding

Illegal insider trading is the weird Barbie of securities regulation, a concept that, like the movie-version of the doll, has been pushed and pulled and misshapen over time. It started with the notion that trading securities of a company based …

1 Comment  

How to Curb Abuses of Insider Abstention and Rule 10b5-1 Plans

By David Rosenfeld January 22, 2024 by renholding

Company insiders will typically possess material non-public information (MNPI) about their companies. To allow them to trade, the SEC in 2000 adopted Rule 10b5-1, which provides an affirmative defense to insider trading liability if the trades are made pursuant to …

Why Is the Number of Securities Class Actions Alleging Insider Trading Dropping?

By James J. Park January 11, 2024 by renholding

In a typical year, the Securities and Exchange Commission (SEC) brings a few dozen enforcement cases against individuals for insider trader. These cases are typically settled before a decision by a court. Many of the issues raised by insider selling …

How the Misappropriation Theory Affects the Amount of Insider Trading

By Fernan Restrepo January 3, 2024 by renholding

Few types of behavior attract as much attention in corporate and securities law as insider trading – that is, securities transactions based on material non-public information (MNPI).[1]  Yet there is very limited empirical evidence on whether the law effectively …

Do Hedge Funds Exploit Material Nonpublic Information from Bankrupt Companies?

By Wei Wang, Yan Yang and Jingyu Zhang December 20, 2023 by renholding

Unsecured debt of distressed companies is a popular investment for certain hedge funds, not least because it often allows the funds to serve on a distressed company’s unsecured creditors’ committee (UCC) shortly after the firm files for Chapter 11 bankruptcy. …

Debevoise Discusses Supreme Court Case on Whether a Private Right of Action Exists for Deficient MD&A

By Matthew Kaplan, Maeve O’Connor, Jonathan Tuttle, Benjamin Pedersen and Anna Moody October 23, 2023 by renholding

The Supreme Court has agreed to hear an appeal relating to whether there is a private right of action for omissions from the disclosures required by Item 303 of Regulation S-K (i.e., Management’s Discussion and Analysis of Financial Condition and …

Why Prosecuting Executives for Securities Fraud Is So Difficult

By James J. Park October 12, 2023 by renholding

In a new essay, I examine public company wrongdoing by focusing on securities fraud.

In general, there are two main reasons why companies commit wrongful acts. The first is that managers have incentives to further their own interests. They may …

Does Common Ownership Constrain Rent Extraction by Managers?

By Shenglan Chen, Hui Ma, Qiang Wu and Hao Zhang September 20, 2023 by renholding

Over the past four decades, the share of U.S. public firms held by institutional investors who concurrently invest in other firms within the same industry – common ownership – has increased fivefold. While some argue that common ownership has anticompetitive …

Clandestine Corporate Political Spending as Illicit Insider Trading

By Michael R. Siebecker June 15, 2023 by renholding

Fueled by the landmark decision in Citizens United, which granted corporations essentially the same political speech rights as humans, corporations continually attempt to control political outcomes, ostensibly to promote shareholder value.[1]  During the 2022 election cycle, corporations and business …

How EU and U.S. Disclosure Requirements Differ While Sharing the Same Goals

By Chiara Mosca and Chiara Picciau May 23, 2023 by renholding

Financial markets and securities regulation in the European Union and the United States are converging in an increasing number of areas, from the repression of market manipulation to the provision of stricter requirements for market gatekeepers, such as auditing firms …

How Regulation of Share Buybacks and Insider Trading Compare in the U.S. and Europe

By Lance Ang April 21, 2023 by renholding

Share buybacks have returned with a vengeance following the COVID-19 pandemic.[1] The average proportion of buybacks out of aggregate shareholder payouts in 2019-2021 was higher than the historical average during 2005-2019 in the U.S. and Europe.[2] These developments …

Shadow Trading, Corporate Investments, and Macroeconomic Risk

By Yoon-Ho Alex Lee, Lawrence Liu and Sandro Romano March 22, 2023 by renholding

Corporate insiders engage in “shadow trading” when they use private information about their own firm to trade in the shares of economically connected companies such as suppliers, customers, or competitors. While legal scholars have long recognized that shadow trading can …

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Each business day, our team sifts through blog posts, news stories, and other sources to keep up-to-date on relevant recent developments. The following links will take you to our recommended selections. To see the sources we follow click Filter Sources.

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Reuters
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SEC Actions
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Reuters
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Law.com
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Bloomberg
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