Vertiv, Lumentum, Coherent, EchoStar set to join S&P 500

S&P Dow Jones Indices said on Friday that data center equipment maker Vertiv, photonics product makers Lumentum and Coherent, and telecom company EchoStar will join its flagship S&P 500 index.

The S&P 500, widely regarded as the benchmark for ‌U.S. large-cap stocks, ⁠is ⁠tracked by trillions of dollars in index and exchange-traded funds, making changes to its membership closely watched by investors.