After reading “Trend Trading for Dummies,” and watching YouTube tutorials, Ms. Marie said she began trading with $10,000. With a bull market on her side, she had built $450,000 by April ... almost entirely liquidated, losing some $170,000 she had, based on the time of the liquidation.

On May, 19 he said he had 1,250 ether coins, at the time worth around $3 million. When he saw ether begin to slide, he clicked the app to exit his positions, take losses and move on. But the Binance app on his phone was frozen and nothing would click, he said. He kept trying for about an hour ... He hasn’t told his parents he lost millions.