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Weekly Summary of Research Findings: 11/24/25 - 11/28/25 [PREMIUM]

Below is a weekly summary of our research findings for 11/24/25 through 11/28/25. 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 ...

cxoadvisory.com — 1 day ago

S&P 500 Deletions Beat the Market? [PREMIUM]

"Nixed: The Upside of Getting Dumped", flagged by a subscriber, finds that "index deletionscould add an abnormal upside to a portfolio when the current growth-dominated bubble starts to deflate." The authors have quantified findings as the Research ...

cxoadvisory.com — 1 day ago

How Are TIPS ETFs Doing? [PREMIUM]

How do exchange-traded-funds (ETF) focused on Treasury Inflation-Protected Securities (TIPS) perform? To investigate, we consider ten of the largest TIP ETFs, all currently available, as follows: iShares TIPS (TIP) Schwab U.S. TIPS (SCHP) Vanguard ...

cxoadvisory.com — 3 days ago

Analyst Misinterpretation of Tones of Earnings Calls [PREMIUM]

Do analysts/investors predictably and exploitably misinterpret tones of earnings calls? In their October 2025 paper entitled "Do Investors Get It Right? Reaction Bias to Earnings Calls", Zhenzhen Fan and Fred Liu study interactions between textual ...

cxoadvisory.com — 4 days ago

Put Option Buyers Predict Stock Market Returns? [PREMIUM]

Do informed put option buyers predict overall U.S. stock market returns? In her November 2025 paper entitled "Put Option Trading Efficiency", Xiaolin Huo constructs a monthly Put Option Trading Efficiency (POTE) variable to measure the extent to ...

cxoadvisory.com — 5 days ago

Weekly Summary of Research Findings: 11/17/25 - 11/21/25 [PREMIUM]

Below is a weekly summary of our research findings for 11/17/25 through 11/21/25. 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 ...

cxoadvisory.com — 8 days ago

U.S. Stock Market Returns Around Thanksgiving

Does the Thanksgiving holiday, a time of families celebrating plenty, give U.S. stock investors a sense of optimism that translates into stock returns? To investigate, we analyze the historical behavior of the S&P 500 Index during the three trading ...

cxoadvisory.com — 8 days ago

How Are AI-powered ETFs Doing? [PREMIUM]

How do exchange-traded-funds (ETF) that employ artificial intelligence (AI) to pick assets perform? To investigate, we consider ten such ETFs, eight of which are currently available: Amplify AI Powered Equity ETF (AIEQ) - picks U.S. stocks based on a ...

cxoadvisory.com — 9 days ago

A Few Notes on The Book of Alternative Data [PREMIUM]

A subscriber suggested review of The Book of Alternative Data: A Guide for Investors, Traders, and Risk Managers , a 2020 book by Alexander Denev and Saeed Amen. In this book, the authors address "the ever growing importance of data, and in ...

cxoadvisory.com — 10 days ago

Berkshire Hathaway Cash Position and Future Stock Market Return [PREMIUM]

A subscriber asked about the relationship between Berkshire Hathaway cash position and S&P 500 Index returns. To investigate, we: Located annual "Berkshire Hathaway (BRK-B) - Cash on Hand" data as a baseline cash pile. Asked Grok to construct a table ...

cxoadvisory.com — 11 days ago

ChatGPT-enhanced Stock Momentum [PREMIUM]

Can insights inferred from real-time financial news by large language models (LLM) such as ChatGPT 4.0 mini enhance a conventional stock momentum strategy? In their October 2025 paper entitled "ChatGPT in Systematic Investing - Enhancing Risk ...

cxoadvisory.com — 12 days ago

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