Broadcom (AVGO) stock has gained about 36% since the April 6 closing price of $314.43, trading at $428.61 according to Yahoo Finance at the time of writing, Friday afternoon, May 15. Meanwhile, the SPDR S&P 500 index (SPY) is up about 12.5% in the same period.

Why has Broadcom outpaced the S&P 500 so much since that date? The stock’s rally began on that date, when the company announced it had extended its partnerships with Google and Anthropic.

Other key news has also boosted the stock.

Broadcom also extended its partnership with Meta.

Intel’s earnings boosted confidence in the semiconductor sector.

Broadcom unveiled VMware Cloud Foundation (VCF) 9.1, an infrastructure platform for production AI workloads on May 5….