At the same time, the price of oil is rising, as the bombings create new uncertainty about when oil and gas deliveries through the Strait of Hormuz can resume more broadly.
On the foreign exchange market, the dollar is strengthening.
The bombings come after a Monday in which increased market hopes for a peace settlement between the United States and Iran pushed up stock markets and pushed down market interest rates.
The Stockholm Stock Exchange's OMXS index rose 1.5 percent on Monday, bringing its increase since the start of the year to 6.6 percent.
