Sky Blog
Insider trading has long been a furtive contest between traders, desperately hiding their material non-public information, and prosecutors in hot pursuit. In general, discovery implied conviction. But now it may have come out into the open, as high frequency traders …
Prediction markets are in the regulatory crosshairs. In the United States, within the span of a few months this year, federal prosecutors brought the first criminal insider trading case involving an event contract against an Army master sergeant with a …
The Court of Justice of the European Union (the “ECJ”) recently delivered an important judgment on the interpretation of inside information under Article 7(1)(a) of the Market Abuse Regulation (“MAR”): Brännelius. The judgment addresses what should be understood as …
Corporate insiders can earn abnormal returns by trading on private information about their firms. Because this informational advantage is especially pronounced before major releases of information—such as earnings announcements—regulators and firms impose trading bans, known in the UK as close …
On April 23, 2026, the U.S. Attorney’s Office for the Southern District of New York (SDNY) and the Commodity Futures Trading Commission (CFTC) announced parallel criminal and civil enforcement actions against an active-duty U.S. Army servicemember, alleging that he used …
In a forthcoming article, we examine the inequities and disparities in federal sentencing for insider trading convictions. The article examines the causes, symptoms and reach of this phenomenon and recommends corrective measures, including a deemphasis of financial harm-based sentencing enhancements …
I have now been in this role for about a week, and it feels very much like returning home. I previously served nearly five years as Director of the SEC’s Fort Worth Regional Office, and I have practiced in this …
Much commentary has focused on the Trump Administration’s use of criminal prosecutions to gain political vengeance and enforce conformity with Trumpian policy preferences. The clearest examples of such political retaliation involve New York Attorney General Letitia James, and Federal Reserve …
On March 31, 2026, CFTC Director of Enforcement David I. Miller delivered remarks at NYU Law School addressing three significant developments in the CFTC’s Division of Enforcement. First, Miller announced five enforcement priority areas going forward: (i) insider trading (including …
In principle, a potential acquirer may use private information to initiate a deal and offer to pay for the target with temporary overpriced shares. Analogous to insider trading in secondary equity markets, and irrespective of how the deal plays out, …
Legal scholars have long opined on the social benefits of the core securities laws. The chief benefits of issuer-disclosure law and securities-specific fraud law identified to date relate to their positive effects on stock-price accuracy. A price-accuracy theory in support …
For decades, U.S. securities regulation has treated foreign firms listed on U.S. exchanges differently from domestic issuers. Through the “foreign private issuer” (FPI) framework, the Securities and Exchange Commission (SEC) has offered foreign companies substantial accommodations such as exemptions from …
The New York State Attorney General filed civil actions against a former executive for insider trading and against his company for approving the trading plan that the executive used. These actions highlight the risk of state regulators filing claims that …
As more corporate insiders are compensated with their firm’s stock, insider trading becomes more common. However, determining when insiders use private information to guide their trades remains a challenge. Regulators and market participants try to infer whether insiders “know something …
Corporate insiders’ opportunistic trading – particularly selling their firms’ stocks before bad news – erodes public trust, reduces market participation, and exacerbates the agency problem that occurs when the interests of insiders and the company conflict. Yet, regulators have been …
In United States v. Chastain, No. 23-7038, 2025 WL 2165839 (2d Cir. July 31, 2025), the United States Court of Appeals for the Second Circuit vacated wire fraud and money laundering convictions in what the government described as its …
On September 16, 2025, the U.S. Court of Appeals for the Second Circuit affirmed the dismissal of insider trading claims against Morgan Stanley and Goldman Sachs (the “Banks”) following the March 2021 collapse of Archegos Capital Management. Plaintiffs—investors in seven …
In December 2022, the SEC finalized a major overhaul of Rule 10b5-1, which governs pre-scheduled insider trading plans. The amendment to the rule introduced several procedural safeguards designed to curb what critics saw as widespread abuse of the rule. While …