https://www.reuters.com/article/us-retail-trade/reddit-trading-frenzy-stalls-as-focus-turns-to-yellen-meeting-idUSKBN2A40Z0 >Stocks at the heart of a recent social media-driven buying frenzy were subdued in early U.S. trading on Thursday, a possible signal that wild gyrations which roiled financial markets were fizzling out just as regulators meet to discuss the volatility.