Crown image Columbia Law School
Home About Contact Subscribe RSS Email Twitter
Previous Next

  • 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
  • Climate Disclosure Line-Drawing and Securities Regulation By Virginia Harper Ho
  • Board Committee Charters and ESG Accountability By Lisa M. Fairfax
Editor-At-Large Reynolds Holding

The CLS Blue Lion logo Sky Blog

Crown image

Columbia Law School's Blog on Corporations and the Capital Markets

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

Menu

Skip to content
  • Our Contributors
  • Corporate Governance
  • Finance & Economics
  • M & A
  • Securities Regulation
  • Dodd-Frank
  • International Developments
  • Library & Archives

insider trading

Does Insider Trading Law Change Behavior?

By Menesh S. Patel November 15, 2017 by renholding

Despite the extensive scholarship on insider trading, relatively little attention has been directed to a basic but fundamental question:  Does insider trading law actually affect the amount of insider trading?  In a new article, available here, I seek to …

1 Comment  

How to Encourage Dialogue Between Boards and Institutional Investors in the U.S. and the EU

By Giovanni Strampelli October 25, 2017 by renholding

With institutional shareholders playing a growing role in corporate governance, dialogue between boards and shareholders is increasingly common in the U.S. and Europe. Talking with boards is essential to institutional investors’ stewardship functions, and engaging with institutional investors has become …

Insider Tainting: Strategic Tipping of Material Non-Public Information

By Andrew Verstein September 27, 2017 by renholding

In an article forthcoming in the Northwestern University Law Review, I analyze the strategic use of insider trading law to disable the trading activity of an information recipient. I call this phenomenon “insider tainting.” While most tips of information open …

1 Comment  

Latham Discusses How Second Circuit Broadened Personal Benefit Test for Insider Trading

By William R. Baker III, Joshua G. Hamilton, Douglas K. Yatter, Nicholas L. McQuaid and Kaitlin A. Wallace September 13, 2017 by renholding

On August 23, 2017, the Second Circuit issued its second significant decision on insider trading liability in the past three years, United States v. Martoma. In its 2014 decision in United States v. Newman, the Second Circuit limited …

The Value of Corporate Disclosure in Emerging Markets

By Aaron S. Yoon July 27, 2017 by renholding

It has been well documented that in the U.S. and other countries with developed stock markets, sound public disclosure practices strengthen the reputation and credibility of firms. However, it’s unclear whether good disclosure practices are also beneficial in emerging markets …

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  

Sullivan & Cromwell Discusses Insider Trading Charges

By Nicolas Bourtin, Alexander J. Willscher, Mateo T. Aceves and Ryne V. Miller June 13, 2017 by renholding

On May 24, 2017, the United States Attorney for the Southern District of New York announced the arrests and criminal indictment of four individuals for alleged insider trading on the basis of confidential information about upcoming federal government actions that …

Proskauer Rose Discusses SEC Insider Trading Investigations

By Joshua M Newville and Julia M Ansanelli June 8, 2017 by renholding

The SEC has continued to pursue a number of insider trading cases this year, both large-scale and small.  Some of those matters involved trades that yielded relatively small amounts of profits: $40,000-$60,000.  Why does the enforcement division spend resources on …

Insider Tips as Gifts: Re-examining Newman After Salman

By Daniel N. Sang May 3, 2017 by renholding

Three pending cases – United States v. Martoma, and the habeas corpus cases Gupta v. United States and Whitman v. United States[1] – will allow the U.S. Court of Appeals for the Second Circuit to examine United States …

Insiders’ Investment Horizons Matter in Interpreting Their Trades

By Ferhat Akbas, Chao Jiang and Paul D. Koch May 2, 2017 by renholding

Executives, directors and other corporate insiders have privileged access to material non-public information. Previous research shows that trades by insiders are informed, on average. For example, insider purchases tend to precede positive stock returns. In addition, like other investors, corporate …

Insider Trading, Delaware Courts and SEC Regulation Get Lively Airing at M&A and Corporate Governance Conference

By Reynolds Holding April 25, 2017 by renholding

Insider trading law may be headed for even more disruption, as federal and state watchdogs press broad theories that include hacking and so-called Insider Trading 2.0, the early release of information for a fee, a panel of legal experts said …

Making a Market for Corporate Disclosure

By Kevin S. Haeberle and M. Todd Henderson March 7, 2017 by renholding

Mandatory disclosure sits at the foundation of modern securities regulation. Public companies must produce and share a wide variety of information about their condition and prospects, and they must do so on their own dime.

There can be little doubt …

Legal Insider Trading Profits Often Amount to Peanuts

By Peter Cziraki and Jasmin Gider February 14, 2017 by renholding

How much do corporate insiders make on their trades? It has long been shown that insiders realize significant positive abnormal returns on their transactions, in percentage terms. Surprisingly, however, there has been little research examining insiders’ dollar profits, even …

When Does Corporate Criminal Liability for Insider Trading Make Sense?

By John P. Anderson January 24, 2017 by renholding

Corporations are subject to broad criminal liability for the insider trading of their employees.  Critics have noted that this results in a harsh irony.  “After all,” as Professor Jonathan Macey notes, “it is generally the employer who is harmed by …

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 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…

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 …

After Salman, Whither Outsiders and Facebook Friends in Insider Trading?

By Donna M. Nagy October 12, 2016 by renholding

Oral argument in the insider trading case, Salman v. United States, prompted dozens of questions related to the key issue before the U.S Supreme Court: whether an investment banker personally benefitted directly or indirectly when he disclosed to his brother …

« Previous 1 … 5 6 7 8 9 Next »

TheFilter

Description

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.

Filter Sources
Bloomberg
China Blocks Already Done Meta Deal
April 27, 2026
Dealbook
High-Stakes AI Clash Goes to Court
April 27, 2026
The Governance Beat
Labor Department Indicates Proxy Advisers Have ERISA Fiduciary Duties
April 27, 2026
Debevoise Insights
Do Boards Need AI Experts?
April 27, 2026
Yahoo Finance
Insider Trading Cases Threaten a Reckoning for Prediction Markets
April 27, 2026
Bloomberg
Italy Extradites Chinese Hacker to U.S.
April 26, 2026
New York Times
AI Start-Ups From Canada and Germany Merge to Take On Silicon Valley
April 26, 2026
Delaware Corporate & Commercial Litigation Blog
Delaware Chancery Upholds Tesla’s Texas Bylaw Forum Provisions
April 26, 2026
Deal Lawyers.com
Nasdaq Ups SPAC Listing Requirements
April 26, 2026
Business Law Prof Blog
When Is a Delaware Claim Derivative?
April 26, 2026
Reuters
Warner Shareholders Vote to Approve $110 Billion Merger With Paramount
April 23, 2026
Wall Street Journal
Meta Plans to Lay Off 10% of Workers
April 23, 2026
Bloomberg
Insider Trading Convictions Tossed on Appeal Because of Juror Bias
April 23, 2026
NY Attorney General
Coinbase, Gemini Sued for Gambling
April 23, 2026
Delaware Corporate & Commercial Litigation Blog
Chancery Imposes Attorneys’ Fees for Breach of Confidentiality Order
April 23, 2026
Bloomberg
American Air Explores Alaska Air Revenue-Sharing Deal
April 22, 2026
Reuters
Lululemon Names Nike Exec CEO
April 22, 2026
Wall Street Journal
Trump Nears Spirit Airlines Rescue
April 22, 2026
New York Times
Crypto Entrepreneur Files Fraud Suit Against Trump Family Firm
April 22, 2026
Sidley Enhanced Scrutiny
Chancery Reaffirms Caremark Limits
April 22, 2026
Bloomberg
Deutsche Telekom Eyes T-Mobile Tie-up
April 21, 2026
D&O Diary
Peloton Beats Product Safety Claims
April 21, 2026
Wall Street Journal
Cybercrime Is Big “Scambodia” Industry
April 21, 2026
BBC News
Insider Trading Vibe Taints White House
April 21, 2026
bitcoin.com
SEC Swaps Suits for “ACT” Strategy
April 21, 2026
New York Times
Chip Maker Cerebras Files for IPO
April 20, 2026
D&O Diary
Delaware Court Nixes “Public Offering” Exclusion in De-SPAC Coverage Case
April 20, 2026
Bloomberg
Scotus Mulls SEC Disgorgement
April 20, 2026
Investing.com
U.S. Will Punish Fraud, Insider Trading, Derivatives Regulator Tells Congress
April 19, 2026
Bloomberg
Crypto Bill Languishes in Senate
April 19, 2026
Financial Times
White Collar Defense Lawyers Idled
April 19, 2026
Bloomberg
Scotus May Nix Strongest SEC Remedy
April 19, 2026
Deal Lawyers.com
Delaware Chancery Bars Claims Release as Condition of Merger Payment
April 19, 2026
Wall Street Journal
Netflix Chair to Leave Board in June
April 16, 2026
The Governance Beat
Delaware Chancery Finds CEO’s AI Prompts May Be Subject to Discovery
April 16, 2026
D&O Diary
Cyber Incidents Have Long-Term Impact on Shareholder Value
April 16, 2026
Bloomberg
SEC Chair Atkins Faces Ticking Clock as He Reshapes Wall Street Rules
April 16, 2026
Business Law Prof Blog
Shareholder Voting Is Under Attack
April 16, 2026
Dealbook
Trump Warns He’ll Fire Powell, Again
April 15, 2026
Freshfields' A Fresh Take
FTC Rule Targets Food Delivery Fees
April 15, 2026
The Governance Beat
SEC Chair Touts Pro-IPO Plan–Again
April 15, 2026
D&O Diary
IBM Settles DEI False Claims Act Case
April 15, 2026
Wall Street Journal
He Championed the Trumps’ Crypto Venture. Now He’s Attacking It.
April 15, 2026
Bloomberg
Amazon’s $11.6 Billion Globalstar Deal Amps Up Rivalry With Musk
April 14, 2026
Freshfields Blog
Regulators Start Policing Insider Trading on Predictions Markets
April 14, 2026
New York Post
Oracle Accused of Targeting Stock-Option Holders in Recent Layoffs
April 14, 2026
BBC News
Evergrande Founder Guilty of Fraud
April 14, 2026
Deal Lawyers.com
Chancery Enforces Forum-Selection Bylaw Before It Goes Into Effect
April 14, 2026
New York Times
Oil Shock Worse Than Some Thought
April 13, 2026
The Governance Beat
Trillium Uses Non-Lawsuit Tactic to Get Shareholder Proposal Included
April 13, 2026
Bloomberg
Trump’s World Liberty Investors Balk
April 13, 2026
Financial Times
Musk Hits Legal Losing Streak Ahead of Showdown With OpenAI’s Altman
April 13, 2026
Business Law Prof Blog
The Latest on Reincorporations
April 13, 2026
Dealbook
Bosses Wary of Crypto, PE in 401(K)s
April 12, 2026
Mint
White House Tells Staff No Futures Bets
April 12, 2026
Securities and Exchange Commission
SEC Employees Report Fraud, Get Cash
April 12, 2026
Yahoo Finance
Kalshi Wins Criminal Case Reprieve
April 12, 2026
Business Law Prof Blog
Exxon Makes Board Voters’ Sole Option
April 12, 2026
Wall Street Journal
Iran Finds New Crypto-Economy Fuel
April 9, 2026
Reuters
Paramount Seals Warner Deal Backing
April 9, 2026
D&O Diary
Lending Platform Upstart Hit With AI Related Securities Lawsuit
April 9, 2026
Bloomberg
Peterffy Belittles Insider Trading Bans
April 9, 2026
Financial Times
SEC Chair Says States Should Take Lead in Policing Corporate Behavior
April 9, 2026
Wall Street Journal
Meta Announces New AI Model
April 8, 2026
New York Times
Ackman Fund Bids for Universal Music
April 8, 2026
D&O Diary
Skechers Illustrates Take-Private Risks
April 8, 2026
Securities and Exchange Commission
David Woodcock to Head Enforcement
April 8, 2026
Deal Lawyers.com
Cyber Risks Rise After M&A Closings
April 8, 2026
D&O Diary
Collective Actions Rising Outside U.S.
April 7, 2026
New York Post
Dimon Warns of NYC Business Exodus
April 7, 2026
Wall Street Journal
Auditors Want AI to Handle Inventory
April 7, 2026
Quinn Emanuel Insights
Con Law Challenges to FINRA Mount
April 7, 2026
Bloomberg
Jones Day Says Client Data Hacked
April 7, 2026
Wall Street Journal
Amazon, Post Office OK Delivery Deal
April 6, 2026
Bloomberg
OpenAI, Anthropic, Google Unite to Combat Model Copying in China
April 6, 2026
The Governance Beat
White House Issues AI Regs Blueprint
April 6, 2026
D&O Diary
Eli Lilly Urges Supreme Court to Strike Down FCA’s Qui Tam Provisions
April 6, 2026
The Hill
FBI Calls Data Breach “Major Incident”
April 6, 2026
The Governance Beat
How to Handle Vanguard Schedule 13G Amendments in Firm Proxies
April 5, 2026
Wall Street Journal
Feta Fight Strains U.S., Europe Ties
April 5, 2026
CFTC Sues on Prediction Market Laws
April 5, 2026
Politico
Trump and Wall Street May Not See Eye to Eye on Quarterly Reports
April 5, 2026
Bloomberg
Trump Plan Cuts SEC Exam Funding
April 5, 2026
Wall Street Journal
Starbucks Seeks to Boost Barista Pay
April 2, 2026
D&O Diary
No D&O Coverage for “Securities Claim” If No Company Securities Involved
April 2, 2026
Bloomberg
SEC, Musk Say Fight Over Twitter Share Stockpile May Go to Trial
April 2, 2026
Fortune
Prediction Markets’ Insider Trading Spree May Be Coming to an End
April 2, 2026
Deal Lawyers.com
Delaware Chancery Addresses When “Mere Puffery” Becomes Fraud
April 2, 2026
Wall Street Journal
Anthropic Races to Limit Code Leak
April 1, 2026
Delaware Business Litigation Report
Chancery Says Employment-Related Misconduct Not Fiduciary Breach
April 1, 2026
New York Times
Technology Backlash at Schools Extends Far Beyond Phones
April 1, 2026
Sidley Enhanced Scrutiny
Delaware Chancery Extends Earnout Remedies Beyond Damages
April 1, 2026
Bloomberg
Elon Musk Faces New Setback in Lawsuits Over 2022 Twitter Buyout
April 1, 2026
D&O Diary
Tariff-Related Securities Suit Hits Social Media Platform Pinterest
March 31, 2026
Justice Department
Charges in Crypto-Exchange Hack
March 31, 2026
New York Times
SEC Shifts From Crypto Foe to Ally
March 31, 2026
Reuters
Delaware Judge Reassigns Musk Cases
March 31, 2026
EY Parthenon
PE Take-Private M&A Deals on Rise
March 31, 2026
Delaware Business Litigation Report
Delaware Chancery Denies Motion to End Coinbase Derivative Suit
March 30, 2026
CoinDesk
Washington State Sues Kalshi
March 30, 2026
pymnts
SEC Staff Down 18% Under Trump
March 30, 2026
Financial Times
Apollo Plans Second Headquarters
March 30, 2026
Bloomberg
SEC Shakeup Renews Dispute Over Wall Street, Crypto Enforcement
March 30, 2026
New York Post
Musk Lawyer Accuses SF Jury of Bias
March 29, 2026
New York Post
Elizabeth Holmes Catches a Break
March 29, 2026
Bloomberg
Crypto “Insurance” Not What Appears
March 29, 2026
Federal Trade Commission
FTC, DOJ Seek Comment on HSR Rule
March 29, 2026
Business Law Prof Blog
Courts Setting Very High PSLRA Bar
March 29, 2026
Blog Roll Header
  • Business Law Prof Blog
  • Corporate & Securities Law Blog
  • DealLawyers
  • Delaware Corporate and Commercial Litigation Blog
  • Gibson Dunn Securities Regulation and Corporate Governance Monitor
  • Harvard Law School Forum on Corporate Governance
  • How Appealing
  • PubCo @ Cooley
  • Securities Docket
  • Sidley Enhanced Scrutiny Blog
  • The D&O Diary
  • Truth on the Market
  • White Collar Crime Prof Blog
The Blue Sky Blog is Sponsored by Columbia Law School's Center on Corporate Governance.
Blwag 100 badge
Crown image Columbia Law School
Home About Contact Subscribe or Manage Your Subscription RSS Email Twitter
© Copyright 2026, The Trustees of Columbia University in the City of New York.