Options and Volatility
If you annualize volatility with 252 days can you use that number in a 365-day option model?
Why all implied volatilities are "wrong"
Options and Volatility
Why all implied volatilities are "wrong"
Options and Volatility
Volatility is a quadratic drag on returns
Options Theory
The implied volatility you think you're trading technically depends on your actual funding costs not the ones inherited from the marketplace.
How Markets Work
A case study in oblique risk
Risk and Edge
The basics of log returns
Options and Volatility
Log returns measure how far strike prices are from the stock price as a function of time and volatility
Risk and Edge
Using SP500 returns to distinguish geometric (compounded) returns from average arithmetic returns
Options Theory
Learn how to compute the the volatility between 2 expirations
Options and Volatility
Translating rates of return over different time periods
Options Theory
Options are surgical tools. They are priced for specificity. What to consider before bothering with them.
Options and Volatility
The professional inspiration for moontower.ai
How Markets Work
An insightful interview with the QVR option fund's founder
Options and Volatility
Applying the concept of option gamma to understand how levered ETF deltas trigger daily delta rebalances
How Markets Work
How an option market decomposes probability from expectancy
Options and Volatility
Use volatility-aware price changes for more context in your dashboards
Options Theory
Learn how option prices depend on changes in implied volatility