Alnylam Pharmaceuticals, Inc is a company in the U.S. stock market and it is a holding in 99 U.S.-traded ETFs. ALNY has around 7.4M shares in the U.S. ETF market. The largest ETF holder of ALNY is the iShares Biotechnology ETF (IBB), with approximately 984.34K shares. Investors may also find of interest that the ETF with the largest allocation to ALNY stock is ETFMG Treatments Testing and Advancements ETF (GERM), with a portfolio weight of 5.64%. On average, U.S. ETFs allocate 0.44% of ALNY to their portfolios.

Additionally, ALNY is a favorite stock for Vanilla and Growth ETFs. It is also most likely to belong to Broad-based ETFs. The best-performing ETF in the past 12 months with ALNY as a holding is the iShares Morningstar Mid-Cap ETF (IMCB), with a return of 536.83%.