Financial Analysts Journal May/June 2013 Volume 69 Issue 3
Liquidity as an Investment Style
Liquidity should be given equal standing with size, value/growth, and momentum as an investment style. As measured by stock turnover, liquidity is an economically significant indicator of long-run returns. The returns of liquidity are sufficiently different from those of the other styles that it is not merely a substitute. Finally, a stock’s liquidity is relatively stable over time, with changes in liquidity associated with changes in valuation.
About the Author(s)
Roger G. Ibbotson is Professor in the Practice Emeritus of Finance at Yale School of Management and chairman of Zebra Capital Management, LLC, a global equity investment and hedge fund manager. He is founder and former chairman of Ibbotson Associates. Professor Ibbotson conducts research on a broad range of financial topics, including popularity, liquidity, investment returns, mutual funds, international markets, portfolio management, and valuation. He has written numerous books and articles, including Stocks, Bonds, Bills, and Inflation (coauthored by Rex Sinquefield), which is updated annually and serves as a standard reference for information and capital market returns. Professor Ibbotson’s other books include The Equity Risk Premium, Lifetime Financial Advice, and, most recently, Popularity: A Bridge between Classical and Behavioral Finance. He is a regular contributor to and an editorial board member of both trade and academic journals. Professor Ibbotson serves on numerous boards and frequently speaks at universities, conferences, and other forums. He received his bachelor’s degree in mathematics from Purdue University, his MBA from Indiana University, and his PhD from the University of Chicago, where he also taught for more than 10 years and served as executive director of the Center for Research in Security Prices.