(Reuters) -The spate of regulatory investigations into wealth managers' cash sweep programs could hurt their credit ratings, Moody's Ratings warned on Thursday, underscoring the threat to the ...

A credit sweep is a credit repair tactic that disputes all negative items on a credit report at once, often fraudulently.

When interest rates started to rise a couple of years ago, it was a bonanza for wealth management firms, which could make extra interest off client money parked in short-term overnight bank accounts.

UBS is facing a lawsuit over its cash sweep programs, the latest of several firms, including LPL, Wells Fargo and Ameriprise, named as defendants in similar litigation. South Carolina resident Kelly ...