Thomas A South Northern Trust Corp (NTRS) insider trading activity

Thomas A South is Executive Vice President of NORTHERN TRUST CORP. Currently has a direct ownership of 71,808 shares of NTRS, which is worth approximately $9.15 Million. The most recent transaction as insider was on Dec 11, 2025, when has been sold 80 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 71.8K

7.86% 3M change

46.83% 12M change

Total Value Held $9.15 Million

Thomas A South Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 11 2025	SELL Bona fide gift	-	80 Reduced 0.11%	71,808 Common Stock
Dec 11 2025	SELL Open market or private sale	$695,150 $139.03 p/Share	5,000 Reduced 6.5%	71,888 Common Stock
Dec 03 2025	SELL Payment of exercise price or tax liability	$137,623 $131.32 p/Share	1,048 Reduced 1.34%	76,888 Common Stock
Sep 09 2025	SELL Bona fide gift	-	155 Reduced 0.2%	77,936 Common Stock
May 22 2025	SELL Bona fide gift	-	500 Reduced 0.64%	78,091 Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$353,194 $110.27 p/Share	3,203 Reduced 3.92%	78,591 Common Stock
Feb 19 2025	SELL Open market or private sale	$429,852 $113.0 p/Share	3,804 Reduced 4.44%	81,794 Common Stock

Feb 18 2025	SELL Payment of exercise price or tax liability	$827,933 $112.69 p/Share	7,347 Reduced 7.9%	85,598 Common Stock
Feb 18 2025	BUY Grant, award, or other acquisition	-	18,190 Added 16.37%	92,945 Common Stock
Feb 05 2025	BUY Grant, award, or other acquisition	-	25,850 Added 25.69%	74,755 Common Stock
Dec 03 2024	SELL Payment of exercise price or tax liability	$93,873 $110.31 p/Share	851 Reduced 1.71%	48,905 Common Stock
Nov 07 2024	SELL Open market or private sale	$529,000 $105.8 p/Share	5,000 Reduced 9.13%	49,756 Common Stock
Oct 28 2024	SELL Bona fide gift	-	500 Reduced 0.9%	54,756 Common Stock
Apr 23 2024	SELL Bona fide gift	-	600 Reduced 1.07%	55,256 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$259,541 $81.9 p/Share	3,169 Reduced 5.37%	55,856 Common Stock
Feb 21 2024	BUY Grant, award, or other acquisition	-	9,047 Added 13.29%	59,025 Common Stock
Feb 20 2024	SELL Payment of exercise price or tax liability	$548,698 $79.51 p/Share	6,901 Reduced 12.13%	49,978 Common Stock
Feb 20 2024	BUY Grant, award, or other acquisition	-	16,067 Added 22.03%	56,879 Common Stock
Mar 01 2023	SELL Payment of exercise price or tax liability	$244,256 $94.49 p/Share	2,585 Reduced 5.96%	40,812 Common Stock
Feb 22 2023	BUY Grant, award, or other acquisition	-	8,669 Added 16.36%	44,317 Common Stock
Feb 21 2023	SELL Payment of exercise price or tax liability	$271,599 $94.7 p/Share	2,868 Reduced 7.45%	35,648 Common Stock
Feb 21 2023	BUY Grant, award, or other acquisition	-	9,629 Added 20.0%	38,516 Common Stock
Mar 01 2022	SELL Payment of exercise price or tax liability	$239,999 $109.14 p/Share	2,199 Reduced 7.07%	28,887 Common Stock
Feb 23 2022	BUY Grant, award, or other acquisition	-	7,546 Added 19.53%	31,086 Common Stock
Jan 18 2022	SELL Payment of exercise price or tax liability	$168,768 $132.16 p/Share	1,277 Reduced 5.15%	23,540 Common Stock

TAS

Thomas A South

Executive Vice President

Chicago, IL

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