iShares National Muni Bond ETF comprises approximately 2.5% of RTD Financial Advisors Inc.’s investment portfolio, making the stock its 10th largest holding. RTD Financial Advisors Inc.’s holdings in iShares National Muni Bond ETF were worth $19,158,000 as of its most recent SEC filing. Get iShares National Muni Bond ETF alerts:iShares National Muni Bond ETF Trading Up 0.0%MUB opened at $106.48 on Tuesday. 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.