While missiles light up the skies between Israel and Iran, Indian stock markets are lighting up the screen — not with red, but green. As geopolitical heat rises, the Sensex and Nifty are charging ahead,

Degrading Iran's nuclear and military capabilities is good for geopolitical stability, which would be good for markets, Eisman said.

Financial markets may be in for a "knee-jerk" selloff if the U.S. military attacks Iran, with economists warning that a dramatic rise in oil prices could damage a global economy already strained by President Donald Trump's tariffs.