As Ken Griffin said, hedge funds are paid to deal with market volatility, and for the most part, his firm and several peers managed March's chaotic markets reasonably well. But what caught the investing community "flat-footed" was the "grit and perseverance of the Iranian people," said Griffin, the CEO of $69 billion Citadel, at Semafor's World Economic Forum on Tuesday. This was not a critique of the US military, Griffin made clear, but instead an acknowledgment that Iran has withstood the