Investing Research Articles

A subscriber suggested an alternative to the “Simple Asset Class ETF Momentum Strategy” that weights asset class ETFs according to five-month past return ranking (such as 35-25-20-10-4-3-2-1) rather than allocating all funds to the winner. Do the diversification benefits of this alternative outweigh the loss of momentum purity? To investigate, we return to the following eight asset class exchange-traded… Keep Reading

We have updated the detail at “Momentum Strategy” to incorporate the historical data changes described in “Simple Asset Class ETF Momentum Strategy Data Changes”. The principal effects are to decrease the performance of the Top 1 portfolio and increase the performance of the Top 2 portfolio. Over the coming week, we will accordingly update much of the supporting… Keep Reading

In reaction to “10-month Versus 40-week Versus 200-day SMA”, a reader inquired whether using measurement intervals of longer than a month to calculate simple moving averages (SMA) would suppress trading compared to monthly intervals and thereby lower trading frictions and improve performance. To check, we compare the performance of simple moving averages based on 12 months (SMA12M),… Keep Reading

Do returns for segments of the normal U.S. stock market trading day (9:30 AM to 4:00 PM Eastern time) exhibit exploitable interactions? In the May 2014 version of their paper entitled “Intraday Momentum: The First Half-Hour Return Predicts the Last Half-Hour Return”, Lei Gao, Yufeng Han and Guofu Zhou investigate intraday U.S. stock market predictability based on half-hour segments. They… Keep Reading

Do individuals who actively reallocate funds within their pension accounts outperform passive counterparts? In the March 2014 update of their paper entitled “Individual Investor Activity and Performance”, Magnus Dahlquist, Jose Vicente Martinez and Paul Soderlind examine the activity and performance of individual participants in Sweden’s Premium Pension System. This system allows individual participants to reallocate among… Keep Reading

Does the return to momentum investing reliably reflect a reward for taking some risk? In the March 2014 version of her paper entitled “Asymmetric Risks of Momentum Strategies”, Victoria Dobrynskaya examines the performance of past winner and loser stocks, stock indexes and currency exchange rates during global equity market advances and declines. She focuses on the difference between downside and… Keep Reading

Is relative momentum an effective way to switch between stocks and bonds? In his May 2014 paper entitled “Simple and Effective Market Timing with Tactical Asset Allocation”, Lewis Glenn compares the performances of two tactical asset allocation strategies: SPY-TLT:  simple relative momentum strategy that each month holds SPDR S&P 500 (SPY) or iShares Barclays 20+ Year… Keep Reading

Do relative momentum and trend filters operate differently on value and growth stocks? In their May 2014 paper entitled “When Growth Beats Value: Removing Tail Risk from Global Equity Momentum Strategies”, Andrew Clare, James Seaton, Peter Smith and Stephen Thomas investigate the effects of relative momentum and trend filters on portfolios of developed and emerging market broad, value… Keep Reading

In checking data for the monthly update of “Simple Asset Class ETF Momentum Strategy” (SACEMS), we discovered changes in historical dividend/split-adjusted prices for the following strategy components: iShares MSCI Emerging Markets Index (EEM) iShares MSCI EAFE Index (EFA) iShares Russell 1000 Index (IWB) iShares Russell 2000 Index (IWM) SPDR Dow Jones REIT (RWR) The changes all precede June 2010, and… Keep Reading

What about all those criticisms of momentum investing (such as high turnover/trading frictions and crash-proneness)? In the May 2014 draft of their paper entitled “Fact, Fiction and Momentum Investing”, Clifford Asness, Andrea Frazzini, Ronen Israel and Tobias Moskowitz summarize research on the momentum anomaly and rebut ten criticisms (myths) of momentum investing. Specifically, they address claims that momentum… Keep Reading