Tom Simmons

Tom Simmons


An interactive Stock Comparison Chart with D3

Comparison charts, as their name suggests, are great for comparing the percentage price change of multiple stocks in time. In this post, we'll make one using D3.

D3 SVG chart performance

In this post, we'll take a look at some of the performance issues you might encounter when making interactive charts using SVG, and how you might go about fixing them.

An OHLC Chart Component for D3

An open-high-low-close chart is a type of financial chart used to show price movements in a financial instrument over time. In this post, we'll make a reusable D3 component for an OHLC chart series.