Options Theory
Mock Trading Options With Market Makers
How professional option traders trained
Options Theory
How professional option traders trained
Options and Volatility
See how out-of-the-money options have non-linear responses to changes in implied volatility
Risk and Edge
Math fun relating ideas
Risk and Edge
Convexity is a fancy word for "my position size is not constant"
Options Theory
The most important greek for long-dated options
Options Theory
The .50 delta option is not necessarily at-the-money. See how the .50 delta strike holds information about the underlying distribution.
How Markets Work
The moontower version of the "efficient markets hypothesis"
How Markets Work
Examples of a counterintuitive aspect of portfolio theory
How Markets Work
How oil tested assumptions that hold most of the time
How Markets Work
Markets are not democracies
How Markets Work
The start of an option career in 2000
How Markets Work
Non-obvious relationships between volatility and management fees
How Markets Work
Portable lessons from my SIG days
Risk and Edge
How low probability-events restrict advisable position sizes
How Markets Work
An example of the biological nature of markets
How Markets Work
When the market going up is the scariest risk