| | This year's lumps of coal could be 2018's diamonds | | SAN FRANCISCO (Reuters) - Investors saddled in 2017 with the market's worst performers, including Under Armour and General Electric, may do well to remember as December draws to an end that lumps of coal sometimes turn into diamonds. | | | | | | | | | Related Video | | | | | | | | | | | Counterparties is a curated snapshot of the best finance news and commentary around the web. Register Today | | | | | | News you can use with actionable, timely advice for managing your financial life, including retirement, taxes, real estate, education and more. Register Today | | | | » » MORE NEWSLETTERS | | |