Here's Why Illumina Stock Has Gained 28.3% in 2018 (So Far)

Shares of DNA sequencing leader Illumina (NASDAQ:ILMN) have kept their rally from 2017 going through the first half of 2018, having gained 28.3% thus far. The stock is now up 119% in the last 18 months, which has pushed the company's market valuation to more than $41 billion.