Shares of Broadcom have soared by more than 1,200% since 2019.It was a year ago that tech company Broadcom (AVGO 4.48%) joined the trillion-dollar club. And what's remarkable is that even as it crossed that valuation, it has continued to soar this year. As of Dec. 15, it has rallied 47% since January, which is far higher than the S&P 500's gains of just under 16%.Broadcom has routinely outperformed the index, and it's on track to do so for a sixth consecutive year in 2025. The last time it fell short of the ...