A trading blog that uses market data to test technical analysis claims and explain market behavior such as breadth and volatility. Readers get quantified, skeptical analysis aimed at active traders, with room left for discretionary judgment.

Margin of Pain analyses famous financial blowups such as the London Whale, the UK gilt crisis and Long-Term Capital Management, drawing out the lessons about hedges, leverage and model risk. Each issue is a long-form, well-sourced essay that explains the mechanics and what a reader can take from them.

A weekly FX newsletter that tracks a published book of currency pair positions, explaining how central bank decisions, data releases and bond market moves affected each trade. It states whether each thesis is strengthened, weakened or unchanged and names the invalidators.

Moontower Blog covers options trading, volatility and investing from the perspective of a veteran options trader. Readers get essays on option theory and decision-making, annotated interview takeaways, and product walkthroughs for the Moontower screening tools.