Ionis Pharmaceuticals, Inc. is a company in the U.S. stock market and it is a holding in 75 U.S.-traded ETFs. IONS has around 20.3M shares in the U.S. ETF market. The largest ETF holder of IONS is the ARK Genomic Revolution ETF (ARKG), with approximately 9.04M shares. Investors may also find of interest that the ETF with the largest allocation to IONS stock is ARK Genomic Revolution ETF (ARKG), with a portfolio weight of 3.92%. On average, U.S. ETFs allocate 0.32% of IONS to their portfolios.
Additionally, IONS is a favorite stock for Vanilla and Active ETFs. It is also most likely to belong to Broad-based ETFs. The best-performing ETF in the past 12 months with IONS as a holding is the Invesco RAFI Strategic US Small Company ETF (IUSS), with a return of 69.76%.