Look at new U.S. Securities and Exchange Commission (SEC) rules reforming round lot sizes that also (at least partially) fix some of the problems listed above. Round lot size changes are scheduled to ...

Discover how the volatility surface models implied volatility in options, highlighting market discrepancies. Understand its ...

Learn how to calculate the market value of equity—find the total dollar value by multiplying the current share price by ...

Formula investing promises investors a systematic, rules-based approach to outperforming the market. In their December 2024 paper "Formula Investing," Marcel Schwartz and Matthias Hanauer evaluated ...