Sky Blog
In a new article, I attempt to build a systematic framework for regulating FinTech-driven innovations. In doing so, I clarify and simplify the confusing terminology that makes FinTech appear more complicated than it is.
“FinTech” refers to the use of …
Cyber risk is a major concern to corporations and investors. Recent academic studies point out that firms suffer large negative returns when they disclose that they have suffered a data breach (e.g., Akey, Lewellen and Liskovich (2018) and Kamiya et …
Economies and markets operate on the assumption that U.S. debt securities (“Treasuries”) are risk-free. This means that the United States is expected to pay its debts. Also, Treasuries are supposed to trade easily and efficiently in secondary markets. Unsurprisingly, the …
Automation and new technology have dramatically changed trading on equity markets over the past 20 years, and algorithmic and High-Frequency Trading (HFT) have become prominent in U.S. and European financial markets, while regulation has been slow to adapt. Despite increasing …
Old frauds never die. Nor do they fade away. Rather, they mutate and morph into new configurations in response to new opportunities (which new technologies usually create). Thus, the traditional boiler room “pump and dump” scheme was a product of …
In his May 5 post, available here, Stanislav Dolgopolov states that the Securities and Exchange Commission’s recent settlement with Citadel “undermines the so-called ‘Berkeley Study’ which concluded that off-exchange market makers can neither profitably engage in data feed arbitrage …
The recent settlement between the U.S. Securities and Exchange Commission (“SEC”) and Citadel Securities[1] is a landmark in the market structure enforcement program. In a nutshell, the regulators targeted high-speed algorithms that opportunistically used different market data benchmarks and …
High-frequency quoting and trading (HFQ) has become a global phenomenon. It’s based on reducing the lag time – known as latency – between order submission and execution or cancellation so that order outcome is reported almost instantaneously. A number of …
High frequency trading is all of a go,
With joy to the traders and profits that grow,
It brings to investors an unhappy blow.
Investors and traders in capital markets have always sought to be better informed and to trade …
On August 27, 2015 Judge Jesse Furman of the Southern District of N.Y. dismissed plaintiffs’ claims in the consolidated high frequency trading (“HFT”) class action lawsuit In re Barclays Liquidity Cross and High Frequency Trading Litigation.[1] Coming after …
At the outset, let me give the requisite reminder that the views I express today are my own and do not necessarily represent the views of the Commission or its staff.[1]
Today I thought I would speak about our path-breaking …
Last week, a federal district court judge in New York overseeing several multidistrict litigation (“MDL”) proceedings dismissed all claims against Barclays PLC, Barclays Capital Inc., and several major U.S. stock exchanges (the “Exchanges”), including NASDAQ, the New York Stock Exchange, …
Last year’s best-seller by Michael Lewis, Flash Boys,[1] ignited a firestorm of debate on the subject of high-frequency trading, or HFT. Lewis’s central claim is that the stock markets are “rigged,” with HFT shops skimming sizable amounts off of …
High frequency trading has led to widespread eff orts to reduce information propagation delays between physically distant exchanges. In my recent paper Information Transmission between Financial Markets in Chicago and New York, co-authored with Gregory Laughlin and Anthony Aguirre …