NORTHERN TRUST CORP (NTRS) Institutional Ownership and Insiders Activity

NORTHERN TRUST CORP (NTRS) is widely held by institutional investors, with 5 tracked firms reporting positions valued at approximately $166.19M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Ariel Appreciation Fund is the largest disclosed holder, reporting approximately $159.27M in NTRS holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Ariel Appreciation Fund representing the majority of disclosed value.

Recent insider activity includes 28 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.