This paper examines performance of 95 actively managed U.S. sector equity mutual funds from 29 fund families relative to their peer exchange-traded funds, SPDR sector ETFs, in the period of 2008 to 2017. Our results do not show considerable evidence that actively managed sector mutual funds...

We document significant abnormal daily returns to leveraged and inverse leveraged exchange-traded funds (ETFs). Abnormal returns are positive for leveraged funds and negative to inverse leveraged funds, and the magnitude increases in the absolute value of the leverage multiple. We propose and...

The last decade brought substantial increased participation in commodity markets by index funds that maintain long positions in the near futures contracts. Policy makers and academic studies have reached sharply different conclusions about the effects of these funds on commodity futures prices....

Using a comprehensive sample of 164 domestic equity Smart Beta (SB) ETFs during 2003-2014 period, I analyze whether these funds beat their benchmarks by tilting their portfolios to well-known factors such as size, value, momentum, quality, beta and volatility. I then test if Smart Beta funds...

This article examines the presence of common factors in the evolution of stock option implied volatilities. We analyze the implied volatilities of ETF options and their largest component stocks, and the results strongly suggest the presence of both a market volatility factor and an industry...

On average, ETFs have lower annual expense ratios than open-end mutual funds due to a few functional differences. Both have fixed and variable costs which are incorporated in the expense ratio, and the assumption is that all costs are borne by the investor. We apply previous models for open-end...

In this paper we examine the effectiveness of modeling a paris-traded ETF portfolio as an Ornstein-Uhlenbeck process. Using ETF pairs that have similar references indexes, we apply maximum likelihood estimation to historical data in order to optimize trading signals for two strategies. Using...