US Steel Shares Leap Following Tariff Announcement

In a significant premarket surge, United States Steel Corp. shares climbed by 11% early Monday. This jump comes on the heels of President Donald Trump's declaration of a 25% tariff on all steel and aluminum imports.

The announcement, made aboard Air Force One, did not specify the effective date of these new duties, which are set to impact all countries. Furthermore, President Trump emphasized that Nippon Steel, a Japanese firm, would not be permitted to acquire a majority stake in US Steel, reinforcing his commitment to protecting American interests.

By 4:23 am ET, the shares of US Steel had risen by 11.16%, reaching a price of $41.05, showcasing the immediate market reaction to the tariff announcement.