It was previously the asset management unit of Citigroup until 2005 when it was rebranded as ClearBridge Investments.

ClearBridge traces its origins to several individual asset management firms with the earliest being established in 1962.

[2][3][4][5] These firms include the asset management units of Smith Barney, Loeb, Rhoades & Co, Shearson and Salomon Brothers.

[2][4][5][7] After the transaction was completed, Legg Mason rebranded Citigroup Asset Management to ClearBridge Investments.

[9][10][11] In 2013, the Legg Mason Capital Management division that was previously headed by Bill Miller was integrated into ClearBridge.