Recent Investing Research

Is the evolving set of artificial intelligence (AI) platforms based on large language models interesting for exploring target entry prices for specific stocks? Are they monolithic, or diverse? As a simple exploration, we pose to each of Grok, ChatGPT, Claude, Perplexity and Gemini the following prompt regarding Space Exploration Technologies Corp. (SPCX): At what price… Keep Reading

“Meme Stocks Over the Long Run” finds that meme stock portfolios generate attractive gross returns in recent years. Can investors exploit that finding via an exchange-traded fund (ETF)? To investigate, we look at MEME, an active ETF that aims to hold 15-25 meme stocks selected based on retail trading activity, volatility, liquidity and social media… Keep Reading

Is the meme stock phenomenon new, or is it a persistent feature of stock markets made visible only recently via social media? In his July 2026 paper entitled “A Century of Meme Stocks: The Modern, Ephemeral Premium”, Chad Schmerling addresses this question by constructing meme stock selection models based on market data alone and extendable… Keep Reading

Below is a weekly summary of our research findings for 8/3/26 through 8/7/26. These summaries give you a quick snapshot of our content the past week so that you can quickly decide what’s relevant to your investing needs. Subscribers: To receive these weekly digests via email, click here to sign up for our mailing list.

 “Classic Research: Demography and the Stock Market” and “Demographic Headwind for U.S. Stock Market?” look at interactions between U.S. age demographics and U.S. stock market behavior. Predictions in these papers generally failed by forecasting a downward trend in the market price-to-earnings ratio due to changing demographics. What does adding over a decade of data say?… Keep Reading

How material are crypto-asset trading frictions? In their June 2026 paper entitled “The ‘Actual Retail Price’ of Crypto Trades”, Dominik Rösch, Thomas Shohfi, Jenny Stanco and Michael Walz execute several hundred real crypto-asset trades to evaluate trading frictions (fees plus bid-ask spreads) on three major crypto-asset exchanges (Coinbase, Kraken and Crypto.com) and Robinhood. They note… Keep Reading

Trading Calendar presents full-year and monthly cumulative performance profiles for the overall stock market (S&P 500 Index) based on its average daily behavior. How much do the corresponding monthly behaviors of the various size and value/growth styles deviate from an overall equity market profile? To investigate, we consider the the following six exchange-traded funds (ETF)… Keep Reading

Trading Calendar presents full-year and monthly cumulative performance profiles for the overall U.S. stock market (proxied by the S&P 500 Index) based on average daily behavior. Do monthly behaviors of U.S. stock market sectors deviate from the overall market profile? To investigate, we consider the nine State Street Select Sector Standard & Poor’s Depository Receipts… Keep Reading

Is the evolving set of artificial intelligence (AI) platforms based on large language models interesting as stock market forecasters? Are they monolithic, or diverse? As a simple exploration, we pose to each of Grok, ChatGPT, Claude, Perplexity and Gemini the following prompt regarding end-of-month (EOM) levels of the S&P 500 Index over the next 12… Keep Reading

We have updated monthly allocations and performance data for the Simple Asset Class ETF Momentum Strategy (SACEMS) and the Simple Asset Class ETF Value Strategy (SACEVS). We have also updated performance data for the Combined Value-Momentum Strategy. We have updated the Trading Calendar to incorporate data for July 2026.

Below is a weekly summary of our research findings for 7/27/26 through 7/31/26. These summaries give you a quick snapshot of our content the past week so that you can quickly decide what’s relevant to your investing needs. Subscribers: To receive these weekly digests via email, click here to sign up for our mailing list.

The home page, Simple Asset Class ETF Momentum Strategy (SACEMS) and Simple Asset Class ETF Value Strategy (SACEVS) now show preliminary positions for August 2026. SACEMS rankings probably will not change by the close. SACEVS allocations are unlikely to change by the close.