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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
  • 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

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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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Alessandro Romano

More Information About Corporate Climate Pledges Rarely Helps Consumers

By Vittoria Battocletti, Alfredo Desiato, Alessandro Romano, Chiara Sotis and Tobias H. Tröger June 23, 2025 by Alessandro Romano

Do you know the difference between “carbon neutral” and “net zero”? If not, you have plenty of company. In a new paper, we show that few people can distinguish between these and similar terms and find that, while providing more …

The Placebo Effect of Insider Dealing Regulation

By Luca Enriques, Yoon-Ho Alex Lee and Alessandro Romano June 17, 2025 by Alessandro Romano

In a recent article, we explore the curious case of how regulators in the EU, UK, and United States treat two forms of insider trading — what we call “traditional insider trading” and “shadow trading.” The former, familiar to …

Green Gatekeepers

By Luca Enriques, Alessandro Romano and Andrew F. Tuch October 21, 2024 by Alessandro Romano

Firms’ green claims have become ubiquitous in recent years. Products are “recycled” or “responsibly sourced,” financial instruments are “green” or “ESG,” firms promise to become “carbon neutral” or “net-zero,” and so on. But can the recipients of such claims assess …

A New Corporate Governance Regime for Carbon Majors

By Matteo Gatti, Suren Gomtsian and Alessandro Romano July 24, 2024 by Alessandro Romano

The debate on corporate purpose is often grounded on an assumption that there is one right model of corporate purpose for all companies. Yet some companies have a much more significant impact on stakeholder groups than others. Just 90 corporations, …

Shadow Trading, Corporate Investments, and Macroeconomic Risk

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

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 …

Dual Class Shares in the Age of Common Ownership

By Vittoria Battocletti, Luca Enriques and Alessandro Romano May 10, 2022 by Alessandro Romano

Mark Zuckerberg has virtually all his personal wealth invested in Meta Platforms (formerly Facebook). His incentives as controller of Meta are thus clear: Maximize firm value and private benefits of control, irrespective of the effect that might have on other …

Rewiring Corporate Law for an Interconnected World

By Luca Enriques and Alessandro Romano November 18, 2021 by Alessandro Romano

The traditional view of corporate law can be summarized as follows. Shareholders have a single well-defined objective, namely “to maximize the net present value of the firm’s earnings per dollar invested” (Hansmann, 283). Managing companies in the interest …

Insider Trading and Macroeconomic Risk

By Alessandro Romano December 4, 2019 by Alessandro Romano

In a new article, I use network theory to show that there is a hidden link between insider trading and macroeconomic risk.  I suggest that current laws on insider trading increase the level of macroeconomic risk for the economy, and …

Network-Sensitive Financial Regulation

By Luca Enriques, Alessandro Romano and Thom Wetzer June 10, 2019 by Alessandro Romano

Shocks to only part of the financial system, such as the collapse of the subprime mortgage market in 2007, can spread and intensify through the complex interconnections among financial and non-financial institutions to become systemic threats. The consequences can be …

Institutional Investor Voting Behavior: A Network Theory Perspective

By Luca Enriques and Alessandro Romano May 17, 2018 by Alessandro Romano

It is received wisdom that institutional investors have insufficient incentives to cast informed votes because they compete on relative performance. If BlackRock invests in the monitoring of one of its portfolio companies, it will become relatively less competitive vis-à-vis the …

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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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Government Executive
SEC Robbed During Budget Shutdown
May 31, 2026
CoinDesk
Kalshi Sues Minnesota Over Law Criminalizing Prediction Markets
May 31, 2026
Bloomberg
DOJ Restores Financial Crime Team
May 31, 2026
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
May 28, 2026
Deal Lawyers.com
Delaware Chancery Addresses the Duties of Constituency Directors
May 28, 2026
Wall Street Journal
Amazon Strikes $6 Billion Chip Deal
May 27, 2026
Freshfields' A Fresh Take
SEC Action in Footer Locker Case Big News for Whistleblower System
May 27, 2026
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
May 25, 2026
New York Times
Crypto, Prediction Markets Blunt CFTC
May 25, 2026
Business Law Prof Blog
SpaceX Sticks It to Shareholder Suits
May 25, 2026
Wall Street Journal
Social Media Settle Youth-Harm Case
May 21, 2026
Bloomberg
Oura Rings Files IPO Confidentially
May 21, 2026
Freshfields' A Fresh Take
OFAC Focuses on “Sham Transactions”
May 21, 2026
The Governance Beat
SEC Plans to Ease Form S-3 Eligibility
May 21, 2026
Financial Times
Trump Abruptly Postpones AI Order
May 21, 2026
Bloomberg
OpenAI Prepares to File for IPO
May 20, 2026
Wall Street Journal
SpaceX Files for Massive IPO
May 20, 2026
Financial Times
Congressman Barney Frank Dies at 86
May 20, 2026
Sidley Enhanced Scrutiny
Delaware Chancery Rejects Fiduciary Duty, Veil-Piercing in Crypto Case
May 20, 2026
Corporate & Securities Law Blog
ISS Challenges Adviser Disclosure Law
May 20, 2026
D&O Diary
Exxon Wins Rare Securities Suit Trial
May 19, 2026
Wall Street Journal
Hidden Judges Settle Polymarket Tiffs
May 19, 2026
Bloomberg
CFTC’s Ex-Leaders Doubt It Can Handle Crypto and Prediction Markets
May 19, 2026
CoinDesk
Lawmakers Urge Trump to Fill CFTC
May 19, 2026
Delaware Corporate & Commercial Litigation Blog
Delaware Chancery Examines Fiduciary Duties of Blockholder Directors
May 19, 2026
Reuters
New Fed Chair to Be Sworn in Friday
May 18, 2026
Wall Street Journal
NextEra-Dominion Energy in $67 Bln Deal
May 18, 2026
Bloomberg
Musk Loses Case Over OpenAI Future
May 18, 2026
Delaware Corporate & Commercial Litigation Blog
Chancery Issues Civility Guidelines
May 18, 2026
Securities and Exchange Commission
SEC Rescinds No Denial Policy
May 18, 2026
The Hill
New Whistleblower Rules Encourage a Nation of Paid Informants
May 17, 2026
Financial Times
PCAOB Mulls Cutting Accounting Cops
May 17, 2026
Securities and Exchange Commission
SEC Proposes Final Adani Judgment
May 17, 2026
New York Post
Is Wall Street Bashing a Dallas Boon?
May 17, 2026
Business Law Prof Blog
How Corporate Jurisdictions Compare
May 17, 2026
Reuters
Tema Plans Prediction Markets ETF
May 14, 2026
Bloomberg
Boards Now Less Than 30% Women
May 14, 2026
New York Times
AI Chip Maker Soars Over IPO Price
May 14, 2026
Freshfields' A Fresh Take
SEC Shifts Insider Trading Playbook
May 14, 2026
Yahoo Finance
Judge Sees Musk-SEC Deal Red Flags
May 14, 2026
Deal Lawyers.com
Delaware Bankruptcy Court Refuses to Dismiss Fraudulent Transfer Claim
May 14, 2026
D&O Diary
SEC Seeking More Individual Liability
May 13, 2026
Wall Street Journal
1MDB-Scandal’s Villain Seeks Pardon
May 13, 2026
Bloomberg
Senate Confirms Fed Chair Warsh
May 13, 2026
New York Times
Geothermal Energy Firm Goes Public
May 13, 2026
Financial Times
Judge Questions Musk-SEC Resolution
May 13, 2026
Cooley M&A
SEC Cuts Minimum Tender Offer Period
May 12, 2026
Delaware Business Litigation Report
Delaware Supreme Court Addresses Implied Covenant in Earnout Dispute
May 12, 2026
New York Times
EBay Rejects GameStop’s $55 Bln Bid
May 12, 2026
Financial Times
Oil Majors Return to Alaska
May 12, 2026
Sidley Enhanced Scrutiny
U.S. Court Enforces Texas’ 3% Ownership Rule for Derivative Claims
May 12, 2026
Bloomberg
SEC Moves to End “Gag Rule”
May 12, 2026
The Governance Beat
SEC Likely to Nix Climate Disclosure
May 11, 2026
Financial Times
Sony-Blackstone in Music Rights Deal
May 11, 2026
D&O Diary
Tariff-Recovery Suits Rising Again
May 11, 2026
Reuters
Insider Trading Scandal Exposes Gaps in Law Firms’ Security
May 11, 2026
Bloomberg
SEC Audit Oversight Push Renews Questions for Enron-Era Watchdog
May 11, 2026
Semafor
Insider Trading Cases Will Get Harder
May 10, 2026
Bloomberg
Insider Traders Switched Firms Easily
May 10, 2026
Wall Street Journal
PCAOB Independence Rules Must Go
May 10, 2026
The FinReg Blog
Is Trump Token Unregistered Security?
May 10, 2026
Deal Lawyers.com
Stockholder-Pact Case Ends Like Moelis
May 10, 2026
D&O Diary
Securities Suit Hits Private Credit Firm
May 7, 2026
New York Post
Apollo to Open Non-NYC Headquarters
May 7, 2026
Politico
Wall Street Losing War With Crypto
May 7, 2026
The Block
Senator Says No to Any Crypto Bill Without an Ethics Provision
May 7, 2026
Deal Lawyers.com
CFIUS Resuming Normal Operations
May 7, 2026
Financial Times
30 Lawyers Accused of Insider Trading
May 6, 2026
D&O Diary
The Latest Jarkesy Developments
May 6, 2026
Wall Street Journal
Ken Griffin: New York “Doesn’t Welcome Success” Under Mamdani
May 6, 2026
Bloomberg
SEC Rule to End Biden-Era Climate Policy Sent to White House
May 6, 2026
Deal Lawyers.com
Chancery Nixes Merger-Related Fraud Claims as Preempted Under SLUSA
May 6, 2026
Freshfields' A Fresh Take
Connecticut to Enact Strict AI Law
May 5, 2026
Financial Times
JPMorgan, Blackrock Scoff at AI Bubble
May 5, 2026
D&O Diary
Ed-Tech Backlash Spurs Securities Suits
May 5, 2026
Wall Street Journal
SEC, Musk Settle Twitter Shares Case
May 5, 2026
Deal Lawyers.com
Delaware Chancery Allows Narrow Fraud Claim in M&A Earnout Case
May 5, 2026
Delaware Business Litigation Report
Delaware Supreme Court Mulls Another Boardwalk Pipeline Partners Appeal
May 4, 2026
Financial Times
Ebay Weighs GameStop’s $56 Bln Offer
May 4, 2026
Wall Street Journal
Losers Dominate Prediction Markets
May 4, 2026
Delaware Corporate & Commercial Litigation Blog
Delaware Chancery Nixes Founder/CEO Firing of Managing Board
May 4, 2026
Business Law Prof Blog
The Latest on Reincorporations
May 4, 2026
D&O Diary
Delaware Court Rules Disgorgement Not “Penalty” Precluding Coverage
May 3, 2026
Wall Street Journal
Buffett Fans Love 90s Berkshire Website
May 3, 2026
Bloomberg
Bitcoin Lags Despite Booster Efforts
May 3, 2026
Deal Lawyers.com
Private Equity Hits Bumpy First Quarter
May 3, 2026
Business Law Prof Blog
Shareholder Rights Are Losing Out to Promoters of “Wealth Maximization”
May 3, 2026
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  • Business Law Prof Blog
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  • 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.
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