We study the interaction between ETF rebalancing and hedge fund “front-running” trades and its implications for the capital market. First, we document that ETF rebalancing has a strong negative relation with future stock returns. Second, we observe that hedge funds gradually increase...

The interplay between investors' demand and providers' incentives has shaped the evolution of exchange-traded funds (ETFs). While early ETFs offered diversification at low cost, later ETFs track niche portfolios and charge high fees. Strikingly, over their first five years, specialized ETFs lose...

Based on data on users' daily adoption of securities service mobile applications, we measure investors' financial attention frequency, which reflects how often they use such apps, to obtain information on their frequency of opening these apps and online duration. We find that financial attention...

We develop a model of dynamic limit order markets under asymmetric information that can be simplified enough to be solved analytically. We find that informed traders tend to “make” liquidity in illiquid markets and “take” liquidity from more liquid markets. Time between arrivals of limit...

Competition for order flow is widely documented for U.S. markets, but is a relatively new phenomenon in European equities trading. Only with the Markets in Financial Instruments Directive, which went into effect in November 2007, did new trading venues emerge in Europe that for the first time...

This paper studies price discovery and price convergence in securities trading within a fragmented market environment where stocks are traded on multiple venues. Although alternative venues currently increase their market share, trading on these venues instantly dries out in case the dominant...

We show that (electronic) designated market makers are not necessarily beneficial to the stock market during ash crashes. They actually consume liquidity when it is most needed, even if they are rewarded by the exchange to provide immediacy. This behavior exacerbates the transient price impact,...

We analyze how market fragmentation affects market quality of SME and other less actively traded stocks. Compared to large stocks, they are less likely to be traded on multiple venues and show, if at all, low levels of fragmentation. Concerning the impact of fragmentation on market quality, we...

This paper examines how the implementation of a new dark order - Midpoint Extended Life Order on NASDAQ - impacts financial markets stability in terms of occurrences of mini-flash crashes in individual securities. We use high-frequency order book data and apply panel regression analysis to...

The paper analyses the effects of technology-based innovative techniques on Bulgarian capital market -algorithmic trading, in general, and high frequency trading (HFT), in particular - from macroeconomic costs-benefits perspective. Overwhelmingly, empirical studies emphasize that HFT improves...