Federal notices put online Monday afternoon said the administration had initiated national security investigations into imports of chips and pharmaceuticals. Mr. Trump has suggested that those ...

“We wanted to uncomplicate it from a lot of other companies, because we want to make our chips and semiconductors and other things in our country,” Trump told reporters aboard Air Force One as ...

Investors often hold blue-chip stocks at the core of their portfolios. That makes sense. After all, blue-chip companies are leaders in their industries. Their names are familiar to investors.