MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Devers breaks tie in 6-run 8th, Red Sox beat Reds 8-2 to avoid sweep
MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster
Cardinals beat Red Sox 4-3 as Kenley Jansen blows 9th inning lead for 2nd straight day
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Fenway Sports Management
Chris Cotillo on X: MassMutual is the new “signature partner” of the Red Sox. They get a jersey patch and the sign that replaces the John Hancock sign in center field. /
MassMutual becomes 'signature sponsor' for Boston Red Sox
Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year –
Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports
Chris Sale returns from injury, leads Red Sox over Tigers
Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports
Boston Red Sox mascots Wally and Tessie display the patch during a News Photo - Getty Images
The Boston Red Sox announced a major off-the-field partnership with MassMutual – Boston 25 News
Kiké Hernandez isn't a fan of the Red Sox's new ad patch
Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023
Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park