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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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Editor-At-Large Reynolds Holding

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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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short sellers

The Dual Role of Short Sellers in Securities Litigation

By Chelsea Liu, Lily H.G. Nguyen and Kelvin Jui Keng Tan October 25, 2024 by renholding

In a new paper, we explore the often-misunderstood role of short sellers in corporate misconduct and securities class actions. Short sellers are investors who bet on a future decline in a company’s stock price. While their actions are sometimes criticized …

Why Short Attacks May Compel a Company to Sue

By Joshua Mitts September 25, 2023 by renholding

In a recent post on the Harvard Law School Forum on Corporate Governance, three partners at Skadden, Arps, Slate, Meagher & Flom LLP give practical advice to companies in preparing for and responding to a short attack.  With respect …

How Public Short Campaigns Harm Product Innovation

By Claire Liu, Angie Low and Talis Putnins March 10, 2023 by renholding

The GameStop short squeeze at the beginning of 2021 has brought attention to a class of short sellers who launch high-profile public short campaigns (PSCs) to talk down a target firm’s stock. These activist short sellers, unlike traditional short sellers …

The SEC Acts on Short-and-Distort Petition

By Joshua Mitts February 28, 2022 by renholding

On February 25, 2022, the Securities and Exchange Commission proposed rules to enhance the transparency of short positions in equity securities.  One proposal would require confidential, monthly reporting of short sellers’ individual positions, which would then be aggregated by …

Do Firms Redact Information from Material Contracts to Conceal Bad News?

By Dichu Bao, Yongtae Kim and Lixin (Nancy) Su February 4, 2022 by renholding

The Securities and Exchange Commission (SEC) regulates and monitors companies to increase transparency and protect investors. The securities laws consider the companies’ interests and allow them to make requests to redact certain information in SEC filings and not publicly disclose …

The Price of Your Vote: Proxy Choice and Securities Lending

By Joshua Mitts October 11, 2021 by renholding

On October 7, 2021, BlackRock announced that, beginning in 2022, institutional clients would have the opportunity to direct the voting of shares held by index funds.  Some commentators heralded this change as “a catalyst for others in [the investment management] …

Short Sellers, Short Squeezes, and Securities Fraud

By Christine Hurt and Paul Stancil March 22, 2021 by renholding

Securities fraud and short sellers are strange bedfellows. The stereotypical story involving both happens when short sellers bring to light false statements of issuers, prompting corrective disclosures and giving shareholders a cause of action. At times, issuers accuse these short …

Game Over: How Best to Regulate Betting on Wall Street

By John C. Coffee, Jr. February 8, 2021 by renholding

What a difference a week makes! Almost two weeks ago, the frenzied discussion of GameStop assumed that a proletarian revolution was in progress, that the masses had organized themselves through Reddit and Robinhood, and that they were marching on the …

1 Comment  

A Reddit Rebellion in the Robinhood Era

By Joshua Mitts February 1, 2021 by renholding

For over a decade, hedge funds and other sophisticated traders have taken advantage of ordinary Americans who sought to share in the rewards of entrepreneurship and economic growth by investing in public companies.  My research has identified tens of billions …

The Index-Fund Dilemma: An Empirical Study of the Lending-Voting Tradeoff

By Edwin Hu, Joshua Mitts and Haley Sylvester January 19, 2021 by renholding

The future of corporate stewardship – and therefore corporate governance – rests in the hands of a few large institutional investors.[1] Questions of whether these funds have the necessary incentives to pursue stewardship have set off an explosion of …

Activist Short Selling Today: The Two Sides of the Coin

By John C. Coffee, Jr. July 7, 2020 by renholding

Two extraordinary accounting scandals — one at Luckin Coffee Inc. in China and the other at Wirecard AG, the German digital payments firm — have revealed brazen and bankrupting frauds, directed by the most senior executives at each firm. Together, …

1 Comment  

Petition for Rulemaking on Short and Distort

By John C. Coffee, Jr. and Joshua Mitts February 18, 2020 by renholding

Short selling serves a critical function in the capital markets by encouraging price discovery and preventing the formation of asset bubbles.  But recent years have seen a rise in “negative activism,” a novel phenomenon that has flourished in the era …

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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
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Reuters
Lululemon Names Nike Exec CEO
April 22, 2026
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Trump Nears Spirit Airlines Rescue
April 22, 2026
New York Times
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April 22, 2026
Sidley Enhanced Scrutiny
Chancery Reaffirms Caremark Limits
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Bloomberg
Deutsche Telekom Eyes T-Mobile Tie-up
April 21, 2026
D&O Diary
Peloton Beats Product Safety Claims
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Wall Street Journal
Cybercrime Is Big “Scambodia” Industry
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BBC News
Insider Trading Vibe Taints White House
April 21, 2026
bitcoin.com
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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
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Investing.com
U.S. Will Punish Fraud, Insider Trading, Derivatives Regulator Tells Congress
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Bloomberg
Crypto Bill Languishes in Senate
April 19, 2026
Financial Times
White Collar Defense Lawyers Idled
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Scotus May Nix Strongest SEC Remedy
April 19, 2026
Deal Lawyers.com
Delaware Chancery Bars Claims Release as Condition of Merger Payment
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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
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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
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Dealbook
Trump Warns He’ll Fire Powell, Again
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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.
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Bloomberg
Amazon’s $11.6 Billion Globalstar Deal Amps Up Rivalry With Musk
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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
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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
Dealbook
Military Drone Startup Raises $2 Billion
March 26, 2026
Delaware Business Litigation Report
Delaware Chancery Nixes Case Lacking Equitable Subject Matter Jurisdiction
March 26, 2026
D&O Diary
AI-Related Securities Suit Hits Power Supply Company
March 26, 2026
Sidley Enhanced Scrutiny
Pro-Merger Activist That Changed Its Mind Can’t Get Court to Block Deal
March 26, 2026
Deal Lawyers.com
Delaware Chancery Orders Equitable Extension of Earnout Window
March 26, 2026
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