Northern Trust Corporation is an American financial services company headquartered in Chicago, Illinois, that caters to corporations, institutional investors, and ultra high net worth individuals. Northern Trust is one of the largest banking institutions in the United States and one of the oldest banks in continuous operation. As of December 31, 2025, it had $1.8 trillion in assets under management and $14.9 trillion in assets under custody. Northern Trust Corporation is incorporated in Delaware. The company has offices in 56 US states and 20 international offices across countries in Canada, Europe, the Middle East, and the Asia-Pacific region. It is ranked 269 on the Fortune 1000 as of late 2025. Wikipedia