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Securities Law Commons

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Full-Text Articles in Securities Law

Manipulating Citadel: Profiting At The Expense Of Retail Stock Traders' Market Makers, Merritt B. Fox, Lawrence R. Glosten, Sue S. Guan Jan 2024

Manipulating Citadel: Profiting At The Expense Of Retail Stock Traders' Market Makers, Merritt B. Fox, Lawrence R. Glosten, Sue S. Guan

Faculty Scholarship

This Article considers whether securities market strategies designed to profit at the expense of so-called “internalizers” should properly be considered illegal manipulation. An internalizer acquires from a brokerage firm the right to be the market maker for the broker’s full order flow from its retail customers, promising in return to execute each order at a price slightly better than the best price available on any exchange (“price improvement”) as well as to pay the broker a fee for each executed order (“payment for order flow”). Almost all retail trading — about 29% of the country’s total share volume — is …


Shifting Influences On Corporate Governance: Capital Market Completeness And Policy Channeling, Ronald J. Gilson, Curtis J. Milhaupt Jan 2022

Shifting Influences On Corporate Governance: Capital Market Completeness And Policy Channeling, Ronald J. Gilson, Curtis J. Milhaupt

Faculty Scholarship

Corporate governance scholarship is typically portrayed as driven by single factor models, for example, shareholder value maximization, director primacy or team production. These governance models are Copernican; one factor is or should be the center of the corporate governance solar system. In this essay, we argue that, as with binary stars, the shape of the governance system is at any time the result of the interaction of two central influences, which we refer to as capital market completeness and policy channeling. In contrast to single factor models, which reflect a stable normative statement of what should drive corporate governance, in …


Informed Trading And Cybersecurity Breaches, Joshua Mitts, Eric L. Talley Jan 2019

Informed Trading And Cybersecurity Breaches, Joshua Mitts, Eric L. Talley

Faculty Scholarship

Cybersecurity has become a significant concern in corporate and commercial settings, and for good reason: a threatened or realized cybersecurity breach can materially affect firm value for capital investors. This paper explores whether market arbitrageurs appear systematically to exploit advance knowledge of such vulnerabilities. We make use of a novel data set tracking cybersecurity breach announcements among public companies to study trading patterns in the derivatives market preceding the announcement of a breach. Using a matched sample of unaffected control firms, we find significant trading abnormalities for hacked targets, measured in terms of both open interest and volume. Our results …


The Law And Economics Of Blockholder Disclosure, Lucian A. Bebchuk, Robert J. Jackson Jr. Jan 2012

The Law And Economics Of Blockholder Disclosure, Lucian A. Bebchuk, Robert J. Jackson Jr.

Faculty Scholarship

The Securities and Exchange Commission is currently considering a rulemaking petition that advocates tightening the rules under the Williams Act, which regulates the disclosure of large blocks of stock in public companies. In this Article, we explain why the Commission should not view the proposed tightening as a merely "technical" change needed to meet the objectives of the Williams Act, provide market transparency, or modernize its regulations. The drafters of the Williams Act made a conscious choice not to impose an inflexible 5% cap on pre-disclosure accumulations of shares to avoid deterring investors from accumulating large blocks of shares. We …