BlackRock Income Trust, Inc. is a closed ended fixed income mutual fund launched by BlackRock, Inc. The fund is co-managed by BlackRock Advisors, LLC and BlackRock Financial Management, Inc. It invests in the fixed income markets of the United States. The fund invests in securities of companies that operate across diversified sectors. It invests in securities such as U.S. government sponsored agency securities, non-agency mortgage-backed securities, asset-backed securities and U.S. treasury obligations. BlackRock Income Trust, Inc. was formed on July 22, 1988 and is domiciled in the United States.