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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
  • 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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Ilya Beylin

Federal Judge Trips Over Tricky Statutory Language, Eviscerating CFTC Jurisdiction

By Ilya Beylin September 3, 2025 by Ilya Beylin

Derivatives lawyers are not known to be an excitable bunch.  But a recent opinion from the U.S. District Court in the Northern District of Texas has derivatives lawyers excited, and not in a good way.  The judge has vastly restricted …

Comment  

Fiscal and Foreign Relations Dimensions of Financial Stability Regulation

By Ilya Beylin August 26, 2025 by Ilya Beylin

There is a venerable history of interdependence between sovereign debt and the financial system.  The national banking system in the U.S. arose as a solution to fiscal challenges the Union government faced in the Civil War.  A key requirement for …

1 Comment  

CFTC Jurisdiction Should Not Extend to Event Contracts

By Ilya Beylin September 23, 2024 by Ilya Beylin

Two weeks ago, there was big news for “event contracts,” which provide for fixed payouts upon the occurrence of specified events and are sometimes referred to as “prediction” products.  Kalshi – an exchange that has popularized event contracts on everything …

A Novel Explanation for Concentration Among Derivatives Intermediaries, and Its Implications

By Ilya Beylin May 17, 2024 by Ilya Beylin

In derivatives markets, as in other financial markets, customers rely on intermediaries for access to products.  When transacting, a customer faces a choice of whether to return to a prior provider or seek a new one.  My post yesterday documented …

Examining High Concentration Among Derivatives Intermediaries

By Ilya Beylin May 16, 2024 by Ilya Beylin

Derivatives are financial instruments used to shift risks, such as fluctuations in interest rates or foreign exchange rates or changes in the value of assets such as stocks, bonds, metals, or agricultural or energy products.  At first glance, entering into …

Ripping the Ripple Opinion

By Ilya Beylin July 18, 2023 by Ilya Beylin

Last Thursday’s split summary-judgment decision in the case that the Securities and Exchange Commission (SEC) brought against Ripple Labs, Inc. (Ripple) and certain of its senior leaders is bonkers.  In partly holding for the defendants, the opinion ignores well established …

1 Comment  

ESG-Linked Swaps and the New Governance School of Regulatory Scholarship

By Ilya Beylin June 20, 2023 by Ilya Beylin

To some extent, this is another collection of words about an acronym that collects words, in the largely passive and meaningless manner of a lint roller.  Elizabeth Pollman recently developed a deft history of the acronym ESG, which stands for …

The Real but Exaggerated Threat of Financial Institution Mobility to Financial Regulation

By Ilya Beylin October 11, 2018 by Ilya Beylin

Where jurisdictions differ in how they regulate an activity, migration allows private parties to choose between regulatory regimes.  In the context of financial regulation, scholars assert that harmonization of regulation across jurisdictions is necessary to prevent institutions from opting into …

Long Live the Editor

By Ilya Beylin June 8, 2016 by Ilya Beylin

After the July 4th weekend, Reynolds Holding will be taking over as the fourth editor-at-large of the CLS Blue Sky Blog.  It has been a remarkable year and a half, and I am confident our Blog will continue to grow …

1 Comment  

Twenty Most Cited Corporate Law & Securities Regulation Faculty in the United States, 2010-2014 (inclusive)

By Ilya Beylin May 23, 2016 by Ilya Beylin
Rank Name School Citations Age in 2016
1 John Coffee, Jr. Columbia University 1470 72
2 Lucian Bebchuk Harvard University 1130 61
3 Stephen Bainbridge University of California, Los Angeles 1010 58
4 Reinier Kraakman Harvard University   820 67
5
…

Notice of Opportunity: Have You Ever Thought of Entering Academia?

By Ilya Beylin March 27, 2016 by Ilya Beylin

Columbia Law School is looking for an Editor-at-Large to oversee and administer the Columbia Law School Blue Sky Blog.  The Blog, now completing its third year, has grown rapidly and become one of the most read sources of current information …

Select Columbia Business Law Review Posts

By Ilya Beylin March 18, 2016 by Ilya Beylin

Today, in addition to our usual offering, we present three student posts from the Columbia Business Law Review:

  • David Markewitz on The SEC’s Appointment Problem and Its Likely Solution;
  • Penina Moisa on The Perils, Protections and Proliferation of
…

Millstein Governance Forum on December 10, 2015 at CLS

By Ilya Beylin December 1, 2015 by Ilya Beylin

On December 10th, Columbia Law School’s Millstein Center on Global Markets and Corporate Ownership will be hosting its 10th annual Millstein Governance Forum.

For the past decade, the Forum has served as one of the premiere …

A Debate on the Morality of Insider Trading

By Ilya Beylin October 25, 2015 by Ilya Beylin

Today, we host two pieces debating the potential for firm disclosed insider trading to occur without harm to the company, its investors and other market participants.  John P. Anderson, Associate Professor, Mississippi College School of Law, proposes that under some …

Nominate Our Blog for the ABA 100

By Ilya Beylin August 4, 2015 by Ilya Beylin

To the friends of the CLS Blue Sky Blog: The ABA journal is conducting a poll to identify the top 100 legal blogs.  We would be honored by your nomination.  In addition to reprinting commentary from practitioners and regulators on …

More on Navinder Singh Sarao, the Alleged Market Manipulator with Responsibility for the Flash Crash

By Ilya Beylin April 22, 2015 by Ilya Beylin

For those interested in the allegations against Navinder Singh Sarao and Nav Sarao Futures Limited PLC, which implicate them in extensive market manipulation and the “Flash Crash” of 2010, here are the complaints from the DOJ and CFTC as well …

Recap of Lynn Tilton’s Scuffle with the SEC

By Ilya Beylin April 1, 2015 by Ilya Beylin

Earlier this week, the SEC filed an administrative action against Lynn Tilton and her Patriarch Partners funds.  See In re Lynn Tilton et al.  CNBC has reported that the SEC is  “accusing Patriarch of hiding the poor performance of …

A Shift in Proposed Margin Regulation May Unleash Restraints on Banks’ Activities

By Ilya Beylin February 25, 2015 by Ilya Beylin

A nuance in margin rules proposed by the CFTC and other federal financial regulators threatens to undermine a carefully struck balance in Dodd-Frank.  As background, Title VII of Dodd-Frank subjected U.S. derivatives markets to a host of new regulations.   Broadly …

Today we talk about Fannie and Freddie…

By Ilya Beylin February 18, 2015 by Ilya Beylin

Today we feature three posts on the theme of Fannie Mae and Freddie Mac. The first two posts — from David Min and Brad Miller, respectively — question assumptions about the proper role of government and markets in home …

Marketplace of Ideas: United States v. Newman

By Ilya Beylin January 28, 2015 by Ilya Beylin

Yesterday and today, we are running a number of posts related to the recent United States v. Newman decision in which the Second Circuit overturned the convictions for insider trading and conspiracy to commit insider trading of Todd Newman and …

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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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Bloomberg
AI Savings Spur Goldman Job Cuts
October 14, 2025
Dealbook
What Rebuilding Gaza Would Cost
October 14, 2025
Freshfields' A Fresh Take
Anti-Terrorism Act Liability Evolving
October 14, 2025
The Governance Beat
How SEC Shutdown Hurts EDGAR Next
October 14, 2025
Cornerstone Research
Delaware Chancery M&A-Lawsuit Settlements Are on the Rise
October 14, 2025
Bloomberg
First Brands CEO Exits, Leaves Mess
October 13, 2025
Reuters
How U.S. Is Eating Trump’s Tariffs
October 13, 2025
Wall Street Journal
OpenAI, Broadcom, Forge Chip Deal
October 13, 2025
Dealbook
Prediction Market Expands Overseas
October 13, 2025
The Governance Beat
SEC Sets Shareholder Proposal Demise
October 13, 2025
Delaware Business Litigation Report
Chancery: Top-Shareholder’s Redemption, Call Rights Exercise Unfair
October 12, 2025
D&O Diary
Securities Suit Defense Faces Trouble
October 12, 2025
Bloomberg
SEC Chair Eyes Shareholder Proposals
October 12, 2025
Reuters
SEC Eases IPO Path in Shutdown
October 12, 2025
Business Law Prof Blog
Update on Moves to Texas, Nevada
October 12, 2025
Reuters
Ford Also Backs Off EV Tax Credit Plan
October 9, 2025
Wall Street Journal
New York AG Indicted for Bank Fraud
October 9, 2025
New York Magazine
Ponzi Charges Crash YouTube Empire
October 9, 2025
Bloomberg
FirstBrands Fail Blind Sides Wall Street
October 9, 2025
Deal Lawyers.com
Chancery OKs Claim Insiders Got Non-Ratable Benefit from LLC Conversion
October 9, 2025
Reuters
GM Backs Off EV Tax Credit Claim
October 8, 2025
Dealbook
Battery-Focused Power Firm Gets $1 Bln
October 8, 2025
Sidley Enhanced Scrutiny
PSLRA Confusing Section 11 Litigants
October 8, 2025
D&O Diary
Is Claude the Next Napster?
October 8, 2025
Law.com
SEC Facing Backlogs After Furloughs
October 8, 2025
Bloomberg
Fears of Trillion-Dollar AI Bubble Grow
October 7, 2025
Reuters
Tesla’s “Affordable” Models Are Not
October 7, 2025
Wall Street Journal
Megabanks Drive Regionals to Merge
October 7, 2025
Cooley M&A
Shutdown Stalls Antitrust Enforcers
October 7, 2025
Dealbook
NYSE Parent to Buy Stake in Prediction Market Operator Polymarket
October 7, 2025
Bloomberg
U.S. to Take 10% of Alaska Mining Firm
October 6, 2025
Wall Street Journal
OpenAI, AMD Ink Massive Chip Deal
October 6, 2025
Cleary M&A Watch
How a Retail Voting Program Works
October 6, 2025
Freshfields' A Fresh Take
FTC Challenges Zillow-Redfin Deal
October 6, 2025
Deal Lawyers.com
Chancery Lets Fiduciary Duty Claims Proceed in Microsoft-Activision Deal
October 6, 2025
Bloomberg
Bitcoin Crosses Fresh Record High
October 5, 2025
Wall Street Journal
Startups Eating Big Food’s Lunch
October 5, 2025
Reuters
Trump Eyes Greenland Rare-Earth Firm
October 5, 2025
D&O Diary
Delaware Chancery M&A Suit Settlements Rise in Number and Value
October 5, 2025
Business Law Prof Blog
Second Circuit Securities Decision May Suggest PSLRA Went Too Far
October 5, 2025
Delaware Business Litigation Report
Delaware Supreme Court Reverses Chancery Dismissal of Rule 60(b) Claim
October 2, 2025
Freshfields' A Fresh Take
How EU, California AI Acts Overlap
October 2, 2025
Securities and Exchange Commission
Prophecy Asset Mgmnt Sued for Fraud
October 2, 2025
Reuters
Judge Nixes NFT Artist Suit Against SEC
October 2, 2025
Reuters
Judge Keeps SEC Twitter Suit in DC
October 2, 2025
Reuters
Yahoo Nears AOL Sale for $1.4 Billion
October 1, 2025
Bloomberg
Automakers Extend $7,500 EV Discount
October 1, 2025
D&O Diary
How Plaintiffs Are Dodging Delaware
October 1, 2025
Securities Regulation and Corporate Governance Monitor
How Shutdown Affects SEC Operations
October 1, 2025
Deal Lawyers.com
Chancery Says Late Statement Doesn’t Waive Post-Closing Adjustment
October 1, 2025
Bloomberg
Pfizer Gets Three-Year Tariff Reprieve
September 30, 2025
Wall Street Journal
Boeing Starts on 737 MAX Replacement
September 30, 2025
Reuters
AstraZeneca’s U.S. Listing May Pull Other Companies from London
September 30, 2025
D&O Diary
Bankruptcy Statistics Prompt Worry
September 30, 2025
Bloomberg
Atkins Touts SEC-CFTC Crypto Work
September 30, 2025
Bloomberg
Google Settles Trump Suit for $24.5 Mln
September 29, 2025
Wall Street Journal
Javice: 7 Years for Fraud on JPMorgan
September 29, 2025
Dealbook
EA’s $55 Bln Buyout Is Biggest Ever
September 29, 2025
The Governance Beat
Texas Probes ISS, Glass Lewis on ESG
September 29, 2025
Financial Times
Let Market Set Reporting Frequency
September 29, 2025
Bloomberg
EA Buyout Talk Highlights Gaming Fall
September 28, 2025
Reuters
Boeing Settles Wrongful-Death Suit
September 28, 2025
Wall Street Journal
Regulators Scrutinize Unusual Trading Ahead of Crypto-Treasury Deals
September 28, 2025
Business Law Prof Blog
Nevada Forms Biz Court Commission
September 28, 2025
Bloomberg
Trump Order Puts TikTok at $14 Billion
September 25, 2025
Wall Street Journal
Autos Flash US Economy Warning Sign
September 25, 2025
Cleary M&A Watch
To Arbitrate or Not? Firms Can Choose
September 25, 2025
Dealbook
Germany Woos Indian Workers US Scared
September 25, 2025
Freshfields' A Fresh Take
SEC Case Tests Private Fund Managers
September 25, 2025
MSNBC
Comey Indictment Expected Soon
September 24, 2025
Bloomberg
Intel Seeks Investment From Apple
September 24, 2025
Wall Street Journal
Trial Lawyers Breaking Up With Big Law
September 24, 2025
The Governance Beat
ExxonMobil Files Solicitation Materials for Retail Opt-In Voting Program
September 24, 2025
Insurance Journal
SEC: Online RadioShack a Ponzi Scheme
September 24, 2025
Wall Street Journal
Sinclair, Nexstar Won’t Air Kimmel
September 23, 2025
Delaware Business Litigation Report
Chancery Partially Vacates Expert’s Findings in Acquisition Price Dispute
September 23, 2025
Dealbook
New Meta PAC Aims to Boost AI
September 23, 2025
Bloomberg
No Quarterly Reports Portends Shakeup
September 23, 2025
Bloomberg
SEC Chief Seeks Crypto Rule Exemption
September 23, 2025
Bloomberg
IPOs Revive, Private Market Still Soars
September 22, 2025
Reuters
Nvidia to Put Up to $100 Bln in OpenAI
September 22, 2025
Wall Street Journal
Treasury Boss Hints at Argentina Rescue
September 22, 2025
New York Times
H-1B Visa Tiff Roils Firms, Geopolitics
September 22, 2025
D&O Diary
Killing Quarterly Reports Is a Bad Idea
September 21, 2025
Bloomberg
SEC Drops Allen Stanford-Related Case
September 21, 2025
Delaware Corporate & Commercial Litigation Blog
Chancery: Personal CEO Data Irrelevant
September 21, 2025
Deal Lawyers.com
How Big Beautiful Bill Affects M&A
September 21, 2025
Business Law Prof Blog
Texas Puts Culture Over Governance
September 21, 2025
Wall Street Journal
California Seeks End to Oil Firms Exit
September 18, 2025
Bloomberg
FTC Sues Ticketmaster, Live Nation Over Ticket Resales
September 18, 2025
Reuters
Nvidia Takes $5 Billion Stake in Intel
September 18, 2025
Delaware Business Litigation Report
Delaware Chancery Dismisses Suit for Failure to Claim Demand Futility
September 18, 2025
MSN
Ex-SEC Chair Warns Twice-a-Year Reporting Will Make Markets Volatile
September 18, 2025
Reuters
Fed Cuts Interest Rates, More to Come
September 17, 2025
Dealbook
Fed Chair Has Internal Challenges Too
September 17, 2025
The Governance Beat
SEC Warns Foreign Firms on Accounting
September 17, 2025
Wall Street Journal
End to Quarterly Reports No Sure Bet
September 17, 2025
Business Law Prof Blog
SEC OKs Arbitration in Bylaws, Charter
September 17, 2025
D&O Diary
Courts Slam Lawyers’ AI Misuse
September 16, 2025
Bloomberg
SEC, Winkelvosses to End Crypto Suit
September 16, 2025
Reuters
Trump Seeks End to Quarterly Reports
September 16, 2025
Securities Regulation and Corporate Governance Monitor
SEC OKs Retail Shareholder Voting Program for Standing Voting Directions
September 16, 2025
Sidley
How Universal Proxy Changed Contests
September 16, 2025
Cleary M&A Watch
House Financial Services Committee Previews Possible 14a-8 Reform
September 15, 2025
Delaware Business Litigation Report
Chancery Nixes Insider Trading Claims for Demand-Futility Pleading Fail
September 15, 2025
Dealbook
Robinhood Bets Again on Opening Up Private Markets
September 15, 2025
Financial Times
SEC Boss Scraps Bold Enforcement Plan
September 15, 2025
Insurance Journal
Attacks on SEC Climate Rule Paused
September 15, 2025

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