Hallinan Aengus 4

What Happened Aengus Hallinan, Executive Vice President of Northern Trust Corporation (NTRS), had 2,707 shares withheld to satisfy federal, state and Medicare tax obligations upon vesting of previously granted stock units. The withheld shares were valued at $166.82 each, totaling $451,582. The transaction is reported as a disposition (tax withholding) rather than an open-market sale.

Key Details

• Transaction date: 2026-06-01; Filing date: 2026-06-02 (timely).
• Withheld: 2,707 shares at $166.82 per share = $451,582.
• Nature of transaction: Code F — shares withheld to satisfy tax liability on vested stock units.
• Footnote F2: The 2,707 shares were withheld upon vesting of 6,375 previously reported stock units; the remaining 3,668 shares from that vesting were distributed to Hallinan as shares of common stock.
• Footnote F1: The filing also references 9,461 stock units payable automatically on a 1-for-1 basis in common shares (as noted by the filer).
• Shares owned after transaction: Not specified in the provided filing details.

Context This is a routine tax-withholding event related to vesting of restricted stock units (or similar stock unit awards). Withholding to cover taxes is common and does not necessarily indicate a change in the insider's view of the company—it's an administrative disposition rather than a voluntary market sale.