You can find original article here WealthManagement. Subscribe to our free daily WealthManagement newsletters. (Bloomberg) -- Asset manager F/m Investments is launching a mutual fund share class of its most popular ETF with an eye on the American retirement system. Starting Thursday, the $6.4 billion US Treasury 3-Month Bill ETF (ticker TBIL) will also have mutual fund share classes available to buy and sell under the ticker TBFMX, the company said in a statement. With the launch, $18 billion manager F/m ...