Northern Trust Officer Files Form 144 to Sell $2.86M Following Option Exercise

Northern Trust Corp ($NTRS) Form 144 Filing Analysis

Transaction Overview

Susan Cohen Levy, an Officer at Northern Trust Corp, filed a Form 144 notifying the proposed sale of 16,984 shares of Common Stock through Fidelity Brokerage Services LLC, with an aggregate market value of approximately $2.86 million ($168.15 per share).

Source of Shares

The 16,984 shares being sold originate from a stock option exercise executed on October 23, 2026, paid in cash directly to the issuer.

Context and Significance

• Significance Level: Medium.
• Transaction Context: The transaction represents an exercise-and-sell pattern frequently utilized by corporate executives to monetize vested equity compensation.
• Dilution & Float Impact: The 16,984 shares represent less than 0.01% of Northern Trust's 182,955,653 outstanding shares, presenting negligible market impact.