Rising correlation tells you when investors have stopped telling AI stocks apart. The 21-day and 63-day measures across our 15 AI subcategories are now near one-year highs. That is what fear looks like in the data, and it has us sharpening our pencils.
Read the new Market Memo here: linkedin.com/pulse/ai-correc…
Consider investing here: roundhillinvestments.com/etf…
The recent volatility of AI stocks has some investors reassessing how much of the AI buildout is priced in and how much of their portfolios are exposed to AI. The Roundhill HALO ETF $LOHA was built for that exact conversation. It holds companies in energy infrastructure, railroads, and mining, businesses whose value comes from real, physical assets rather than AI capex cycles.
Sentiment surveys tell you how investors feel. Options prices show what they’re doing for real. Our new options sentiment model says complacency has been flushed out, but stress isn’t here yet. More in today’s Market Memo (10/23/2026):
$TSLA reports tonight, and humanoid robotics stocks have already moved sharply higher this week in a choppy tape, leading us to revisit our notes from Agility Robotics’ 2026 Investor Day. More in today’s Market Memo (10/21/2026):
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Picked out our top charts from last week's Market Memos. Check them out!
Consider investing here: roundhillinvestments.com/etf…
Why is the VIX so low when markets feel shaky? Blame correlation. Stocks aren’t moving together, which suppresses volatility at the index level. We break down what it means for options income and risk management in today’s Market Memo (10/20/2026):
$DRAM is leading our AI theme ETFs today, up +4.1%. Here's how the rest of the suite is trading.
Consider investing in the Roundhill suite of AI-themed ETFs: roundhillinvestments.com.
















