Crypto and energy markets are bracing for a possible Black Monday selloff. US-Iran negotiations in Switzerland collapsed over the weekend, reviving fears of an oil shock and a risk-off move into Monday.

Iran’s delegation walked out of the talks in protest over fresh threats from President Donald Trump. Based on this, analysts and traders alike anticipate stocks and crypto could open sharply lower.

Switzerland Walkout Revives Oil and Hormuz Fears

The breakdown came at the Bürgenstock resort in Switzerland. The US, Iran, Pakistan, and Qatar had met there to extend a June 17 truce.

Iran’s team refused a group photo and walked out, state media reported.

Trump had warned he would strike Iran again over its proxies in…