Katharine Beer is a writer, editor, and archivist based in New York. She has a broad range of experience in research and writing, having covered subjects as diverse as the history of New York City's ...

To understand how weighted average can achieve all these things, let’s start with the nuts and bolts of the calculation. Weighted averages are often used in investing, especially in how we measure the ...

A full ratchet is an anti-dilution provision that adjusts the option price or conversion ratio for shareholders to the lowest sale price. This prevents ownership dilution for early investors in ...

To understand how the weighted average can achieve all these things, let's start with the nuts and bolts of the calculation. If only a few of the largest companies in the index have a lousy day, while ...

If you bought all of your stock in a single transaction, it's easy to determine how your investment is performing. Simply look at the current share price and compare it to the price you paid. However, ...