Why MassMutual invested in a jersey sponsorship with the Red Sox
Boston Red Sox sign BetMGM as first betting sponsor
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
Why are the Angels wearing jersey patches with 'FBM' on them? - Los Angeles Times
MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)
Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
What MLB teams will have uniform ad patches in 2023?
MassMutual is first jersey patch sponsor of the Red Sox
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
The Boston Red Sox announced a major off-the-field partnership with MassMutual – Boston 25 News