MassMutual is No. 84 on the Fortune 500 list of the largest companies, with $39.2 billion in revenue and $398 million in profits. The prestigious list came out in the June edition of the magazine and online this week. It’s MassMutual’s 25th year on the list, Fortune said. Last year it was ranked at 93. MassMutual has been in the coveted Fortune 100 since 2013.