Rosen Law Firm said it is investigating potential civil securities claims involving BlackRock, Inc. mutual funds, alleging BlackRock may have provided materially misleading business information to investors. The firm said investors who purchased BlackRock mutual funds may be eligible to seek compensation through a contingency fee arrangement and that it is preparing a class action to recover losses. Rosen directed potential class members to register online or contact Phillip Kim, Esq. for more information.