Last Updated Monday, February 1, 2021 11:52PM EST NEW YORK - The erratic trading in shares of underdog companies like GameStop that turned markets combustible last week appears to have migrated to commodities, sending silver prices surging to an eight-year high. Silver futures jumped more than 9% on Monday to $29.42 per ounce with # silversqueeze trending on Twitter. That exuberance spread to companies that mine precious metals, especially silver. Shares of Pan American Silver surged about 12%, First Majestic Silver rose 22% and Hecla Mining spiked 28%. Last week, there were messages on the Reddit forum WallStreet Bets and other places on social media encouraging small investors to buy