In 1993, Moody’s lowered Boeing’s bond rating to A1, from Aa3, due to the launch costs of the 77. BA had only been selling debt in public markets since 1986. Now, Moody’s rates BA Baa3, S&P rates them BBB-. As of Q1, 24, BA has nearly $47B of long term debt and negative $17B of equity.
Boeing taps debt market to raise $10 billion: sources (msn.com)