These seven little-known health-care ETFs are up 20%-plus in 2018 By: MarketWatch August 22, 2018 at 05:06 AM EDT The exchange traded funds have more than tripled the returns of the S&P 500 this year. Read More >> Related Stocks: Abbott Laboratories Aetna Anthem Inc Ark Genomic Revolution ETF Baxter International CVS Health Corp DWA Healthcare Momentum Invesco ETF DaVita HealthCare Partner Edwards Lifesciences HEALTHCARE Healthequity Herbalife Ltd Illumina Inc Intellia Thera CS Intuitive Surgical Ligand Pharm Medifast Inc Medtronic Nasdaq Biotechnology Ishares ETF Novo Nordisk A/S ADR Obesity ETF S&P Healthcare Equipment SPDR S&P Smallcap Health Care Invesco ETF Tandem Diabetes Care Teladoc Health Inc US Healthcare Providers Ishares ETF US Medical Devices Ishares ETF UnitedHealth Group