Ironwood Pharmaceuticals, Inc. Class A is a company in the U.S. stock market and it is a holding in 56 U.S.-traded ETFs. IRWD has around 18.0M shares in the U.S. ETF market. The largest ETF holder of IRWD is the SPDR S&P Biotech ETF (XBI), with approximately 4.83M shares. Investors may also find of interest that the ETF with the largest allocation to IRWD stock is Invesco Dynamic Biotechnology & Genome ETF (PBE), with a portfolio weight of 2.64%. On average, U.S. ETFs allocate 0.28% of IRWD to their portfolios.
Additionally, IRWD is a favorite stock for Vanilla and Multi-factor ETFs. It is also most likely to belong to Broad-based ETFs. The best-performing ETF in the past 12 months with IRWD as a holding is the ProShares Ultra NASDAQ Biotechnology (BIB), with a return of 40.81%.