Cost basis is the original purchase price of an asset. Tracking cost basis is key to tax-efficient investing. Many, or all, of the products featured on this page are from our advertising partners who ...

Cost of goods sold (COGS) is the determination of how much it costs retailers, wholesalers and manufacturers to produce the goods they sell. For makers and resellers of products, COGS, sometimes also ...

Reinvest dividends to buy more shares; consider tax when selling shares accumulated via DRIPs. Dividends received outside IRA are taxable, increasing your stock's tax basis over time. Track cost basis ...