Thomas A. South

Companies

• Northern TrustExecutive Vice President Sep 5, 2018 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• NTNorthern Trust NTRS97,234 shares²$16.0M at $164.96Aug 25, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 24, 2026Sold 1,800 shares at $184.90 of Northern Trust²
• May 22, 2026Gift 320 shares of Northern Trust³
• May 4, 2026Gift 1,300 shares of Northern Trust⁴
• Mar 1, 2026Shares withheld for tax 2,544 shares at $143.15 of Northern Trust⁵
• Feb 17, 2026Shares withheld for tax 8,606 shares at $147.24 of Northern Trust⁶
• Feb 17, 2026Granted 19,892 shares of Northern Trust⁶
• Feb 5, 2026Shares withheld for tax 1,063 shares at $148.88 of Northern Trust⁷
• Feb 5, 2026Granted 16,850 shares of Northern Trust⁷
• Dec 11, 2025Gift 80 shares of Northern Trust⁸
• Dec 11, 2025Sold 5,000 shares at $139.03 of Northern Trust⁸
• Dec 3, 2025Shares withheld for tax 1,048 shares at $131.32 of Northern Trust⁹
• Sep 9, 2025Gift 155 shares of Northern Trust¹⁰
• May 22, 2025Gift 500 shares of Northern Trust¹¹
• Mar 1, 2025Shares withheld for tax 3,203 shares at $110.27 of Northern Trust¹²
• Feb 19, 2025Sold 3,804 shares at $113.00 of Northern Trust¹³
• Feb 18, 2025Shares withheld for tax 7,347 shares at $112.69 of Northern Trust¹³
• Feb 18, 2025Granted 18,190 shares of Northern Trust¹³
• Feb 5, 2025Granted 25,850 shares of Northern Trust¹⁴
• Dec 3, 2024Shares withheld for tax 851 shares at $110.31 of Northern Trust¹⁵
• Nov 7, 2024Sold 5,000 shares at $105.80 of Northern Trust¹⁶
• Oct 28, 2024Gift 500 shares of Northern Trust¹⁷
• Apr 23, 2024Gift 600 shares of Northern Trust¹⁸
• Mar 1, 2024Shares withheld for tax 3,169 shares at $81.90 of Northern Trust¹⁹
• Feb 21, 2024Granted 9,047 shares of Northern Trust²⁰
• Feb 20, 2024Shares withheld for tax 6,901 shares at $79.51 of Northern Trust²¹

Trade performance

Returns are price-only (no dividends), measured from the trade date.