Early investors in this stellar semiconductor stock have seen their investments soar in value.You don't have to study stock charts daily to know that artificial intelligence (AI) stocks have been all the rage for the past couple of years. The market's voracious appetite for semiconductor stocks, in particular, has resulted in shares of leading manufacturers like Broadcom (AVGO 2.19%) soaring in value.But exactly how much have early investors in Broadcom benefited from the growing enthusiasm for AI stock? A ...