The tool bench

Show your working.

Simple calculations, visible formulas and clear limits. Use your own inputs; keep the original source close.

Capital structure

Warrant overhang

Combine warrant tranches to model underlying shares, overhang and gross cash exercise proceeds.

Drill geometry

Explore how the angle between a hole and a planar body changes estimated thickness.

Drill results

Multiply grade by interval length. See the arithmetic and what it does not measure.

Capital structure

Calculate how a new issue changes the existing holders’ percentage ownership.

Grade units

Convert concentrations on the same mass basis, with worked examples.