iShares National Muni Bond ETF comprises approximately 2.1% of Symmetry Partners LLC’s holdings, making the stock its 13th largest position. Symmetry Partners LLC’s holdings in iShares National Muni Bond ETF were worth $16,906,000 at the end of the most recent reporting period. Get iShares National Muni Bond ETF alerts:iShares National Muni Bond ETF Trading Up 0.0%Shares of NYSEARCA:MUB opened at $106.26 on Friday. iShares National Muni Bond ETF Company ProfileiShares National AMT-Free Muni Bond ETF (the Fund), formerly iShares S&P National AMT-Free Municipal Bond Fund, is an exchange-traded fund (ETF). Receive News & Ratings for iShares National Muni Bond ETF Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for iShares National Muni Bond ETF and related companies with MarketBeat.com's FREE daily email newsletter.