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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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short-selling

SEC Chair Gensler Speaks on Modernizing Equity Markets

By Gary Gensler October 22, 2024 by renholding

Nearly four years ago, Jen Psaki was freshly in her White House press secretary job when she had to answer questions about the GameStop fallout from the podium.[1] A few months later, my first testimony as SEC Chair was …

Looking Under the Hood of Activist Fraud Campaigns

By Byung Hyun Ahn, Robert M. Bushman and Pano Patatoukas June 13, 2024 by renholding

Corporate fraud poses a significant agency cost for stock ownership. Activist short sellers, who conduct and publicize investigative research, play a crucial role in exposing such fraud, in contrast with most short sellers who quietly await price catalysts without public …

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 …

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 …

An Academic Critique of the SEC’s GameStop Report

By Joshua Mitts, Robert H. Battalio, Jonathan Brogaard, Matthew D. Cain, Lawrence R. Glosten and Brent Kochuba February 22, 2022 by renholding

On October 18, 2021, SEC staff released a long-awaited report on equity and options trading in connection with the meteoritic rise of GameStop’s share price in January 2021.  The staff report addressed several issues surrounding the GameStop episode, but one …

Mandatory Short Selling Disclosure Could Lead to Investor Herding Behavior

By John Heater, Ye Liu, Qin Tan and Frank Zhang September 23, 2021 by renholding

Commission-free trading apps like Robinhood and coordinated action by retail investors on Twitter, WallStreetBets, and other social media have created an unprecedented force on Wall Street that specifically targets short sellers. One result has been a massive run-up in the …

Democrats’ Gift-Wrapped Cloak of Secrecy for Wall Street

By Joshua Mitts August 11, 2021 by renholding

On July 29, 2021, the House Financial Services Committee voted to advance H.R. 4618, The Short Sale Transparency and Market Fairness Act, a well-intentioned bill with a misguided provision that was likely the product of hurried drafting.  The legislation …

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 …

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  

Should We Ban Short Sales in a Stock Market Crash?

By Marco Pagano March 17, 2020 by renholding

Few things are more predictable than loud demands for regulatory interventions to stop speculation when stock market prices plunge: In these days, as in any recent stock market crash, we hear politicians and commentators inviting regulators to enact interventions spanning

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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 …

Long-Run Short Selling

By Joshua Mitts December 9, 2019 by renholding

On December 3, 2019, Japan’s Government Pension Fund (GPIF) announced that it would suspend share lending to short sellers.  This is the latest development in a growing global regulatory skepticism of shorting, with Reuters recently reporting that short selling …

3 Comments  

Blue Sky Banter Podcast: Coffee and Jackson on the Latest at the SEC

By Reynolds Holding November 19, 2019 by renholding

Professor John C. Coffee, Jr., of Columbia Law School and Commissioner Robert J. Jackson, Jr., of the U.S. Securities and Exchange Commission discuss proxy solicitation rules, short-selling issues, and other hot topics of debate at the SEC.

[soundcloud url=”https://api.soundcloud.com/tracks/714133174?secret_token=s-kYr94&#8243…

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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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