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QuantStreet Capital

Investing and market insights. Quantitatively driven asset allocation.

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Investing After a Liquidity Event

The recent IPO of SpaceX and the anticipated IPOs of Anthropic and OpenAI are focusing attention on how to invest following a liquidity event. We discuss several important decision points.

QuantStreet August 2026 Letter: Sector Rotation Continues

We discuss market performance in July of 2026 and thoughts on the coming month.

Monthly Mean Reversion or Trend

Asset allocation decisions often require taking a view on whether one month's price action will reverse or continue in the subsequent month. The recent evidence is not convincing in either direction.

Systemic Risk Scorecard

Systemic risk originates in the financial system—though it could be broader—with the possibility of adversely impacting the real economy. Agentic AI is the perfect tool for monitoring systemic risk.

Is It a Bubble? (Part V)

It’s likely not a bubble. Earnings are high, prices anticipate future high earnings growth, and the historical record shows that growth rate is achievable. (It may not be the fifth time, but close.)

A Brief History of Energy Crises

Iran's de facto closing of the Strait of Hormuz precipitated the latest in a series of energy crises. Since the 1970s, some energy spikes were associated with weak stock markets, but some were not.

The Dollar

Dollar positives include relatively high US interest rates and robust growth. But dollar negatives are building. The political will for a stronger dollar isn't there and valuations aren't helping.

Bull Cycles

The S&P 500 is near all-time highs, leading some to question whether markets are in a bubble. A careful analysis of past bull markets suggests this is not the case.

Technological Revolutions and Stock Returns

In "Technological Revolutions and Financial Capital," Carlota Perez argues technological revolutions occur in 50 year cycles. We analyze the last three to see if stock markets invariably correct.

What's Going On With Gold?

Gold doubled in price over the last two years on the back of geopolitical uncertainty and questions about the dollar's reserve currency status. We dig deeper into the underlying causes of the rally.