National Steel Company shares rise 3.06% intraday after Trump's 50% tariff on copper.

National Steel Company rose 3.06% intraday, with the stock's movement potentially influenced by the announcement of a 50% tariff on copper imports by U.S. President Donald Trump, effective August 1. This tariff is expected to impact the supply chains of various industries, including those that rely on copper for components in products such as smartphones, cars, and solar panels. The tariff could lead to increased demand for domestically produced copper, potentially benefiting companies like National Steel Company.