Since most investors are looking for a tradeoff between risk and return on their investments, they are typically going to demand a higher interest rate for bonds that have poorer credit ratings. As a result, rating agencies play an important role in setting interest rates on debt securities.
The concept of using rating agencies to assess the level of risk associated with a debt arose around the beginning of the 20th century when three major credit rating agencies were formed. Although additional rating agencies were formed in subsequent years, the original rating agencies – Fitch, Moody’s, and Standard and Poor’s – are the most prominent.
1. Fitch
The Fitch Publishing Company was founded in 1913 by John Knowles Fitch, a 33-year-old entrepreneur who had just taken over his father’s printing business. Fitch had a unique goal for his company: to publish financial statistics on stocks and bonds.
In 1924, Fitch expanded the services of his business by creating a system for rating debt instruments based on the company’s ability to repay their obligations. Although Fitch’s rating system of grading debt instruments became the standard for other credit rating agencies, Fitch is now the smallest of the “big three” firms.
2. S&P
Henry Varnum Poor was a financial analyst with a similar vision to John Knowles Fitch. Like Fitch, Poor was interested in publishing financial statistics, which inspired him to create H.V. and H.W. Poor Company.
Luther Lee Blake was another financial analyst interested in becoming a