President Trump’s promise of a highly anticipated tax-cut plan gave the markets enough fuel to sustain small weekly gains late Friday. The S&P 500 was up 0.85% for the week, and the Dow Jones Industrial Average rose by a lesser 0.46%. The news wasn’t a complete surprise, as Treasury Secretary Steven Mnuchin said a mere day prior that Trump’s tax plan would be released shortly. In other news, there were plenty of companies making big moves or big headlines in the markets this week. Here are some highlights.