Jay Clayton said regulators would likely examine the unusual burst of trading activity early Monday that preceded a market-moving social media post from President Donald Trump. "Any move like that in advance of any announcement, the regulators are going to look at," Clayton, a former chair of the Securities and Exchange Commission, said Wednesday on CNBC's " Squawk Box ," referring to the spike in futures trading minutes before Trump disclosed that the U.S. and Iran had held talks and that

Tag-uri: Donald Trump