iShares National Muni Bond ETF $MUB Shares Acquired by Comerica Bank

Comerica Bank increased its stake in iShares National Muni Bond ETF (NYSEARCA:MUB) by 2.1% during the fourth quarter, according to its most recent filing with the Securities and Exchange Commission. The fund owned 407,499 shares of the exchange traded fund's stock after acquiring an additional 8,216 shares during the quarter. Comerica Bank