"There is, however, a risk that the OPEC+ decision is moot if flows do not resume through the Strait of Hormuz."

Global investors reacted to the weekend strikes in the Middle East by selling U.S. stocks in futures markets. Some assets may benefit, however.

Oil futures on Monday jumped by over 8%, with West Texas Intermediate futures and Brent trading at $72.52 and $79.04 per barrel respectively.

The war between the U.S. and Iran is threatening to widen and jolt global energy supplies.

A prolonged closure of the Strait of Hormuz, a critical transit route for global crude, could lead to a 1970s-style energy shock.

"There is, however, a risk that the OPEC+ decision is moot if flows do not resume through the Strait of Hormuz."

U.S. stock index futures fell on Tuesday as investors assessed the fallout of U.S. and Israeli strikes on Iran and the repercussions it could have on inflation and global trade.