Penn Central’s 1970 bankruptcy helped trigger a sharp U.S. stock-market decline. The railroad filed for bankruptcy protection on 21 June 1970, becoming the largest corporate bankruptcy in American history at that point.
Penn Central had been created by the 1968 merger of the Pennsylvania Railroad and the New York Central Railroad. The combined company faced intense competition from highways and airlines, high operating costs, labor constraints, and difficult regulation. Its failure undermined confidence in major corporations and financial institutions.
The market downturn was also influenced by inflation, recession fears, and credit stress, so Penn Central was not the sole cause. The episode led to federal support measures and contributed to reforms involving commercial paper and securities-market stability. It is sometimes confused with later railroad bankruptcies, but Penn Central was the key name in the 1970 crisis.