How Active ETFs Brought Muni Bonds Investing to Life Municipal bonds may not be the most exciting fixed income category out here, but they do play an important role in portfolios. Frequently offering tax-exempt opportunities and a solid base of reliable issuers, such bonds are often a pillar of the 40% side of portfolios. Where historically, mutual funds had limited the possibilities in muni bonds, the rise of active ETFs has unlocked muni bonds to a next level of potential. While ETFs have been around for ...