A bitcoin treasury and mining company linked to the Trump family saw its stock rise more than 16% on its first day of trading on the Nasdaq stock exchange. American Bitcoin's listing follows a merger with Gryphon Digital Mining. The company is backed by Donald Trump Jr. and Eric Trump. Eric Trump, a co-founder, called the Nasdaq debut a historic milestone for bitcoin in U.S. capital markets. Public companies accumulating bitcoin as a corporate treasury has become a popular trend. American Bitcoin plans to use self-mining operations and opportunistic bitcoin purchases to stand out. The Trump family has shifted from real estate into crypto, launching several projects.